Client Server Ltd.

Senior JavaScript Engineer / Developer (Vue.js API) London to £100k Do you have expertise with JavaScript? You could be progressing your career in a senior, hands-on Senior JavaScript Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior JavaScript Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You'll focus on front end components using JavaScript and Vue.js, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own DevOps and deployment. There's an emphasis on getting stuff done and immediate business impact, alongside longer term strategy. Location / WFH: There's a hybrid work from home model with three days a week in the Hammersmith office and the other two work from home. When in the office you can enjoy the onsite gym, barista coffee and free breakfast. About you: You have strong front end JavaScript development skills You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine You're product focussed with good business acumen You have a good knowledge of APIs and an indepth understanding of web development practices, tools and technologies You enjoy learning and picking up new things You're flexible and able to adapt to changing priorities You have full software development lifecycle experience including CI/CD and testing You're collaborative with Agile team experience, happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior JavaScript Engineer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing benefits Pension Family leave and enhanced maternity scheme Continual career and self development opportunities Onsite gym, and partnership with Octopus Electric Vehicles and Evans Cycle to Work scheme, there's showers and towels if you do decide to cycle! Apply now to find out more about this Senior JavaScript Engineer / Developer (JavaScript Vue.js API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Backend Software Engineer / Developer (Python TypeScript AI LLM) Remote UK to £130k Are you a senior, backend focussed Software Engineer with advanced Python and TypeScript experience and a keen interest in AI? You could be progressing your career in an impactful Senior Software Engineer role at a highly successful American sports data analytics company that is expanding its UK presence. As a Backend Software Engineer you will architect, develop and implement a new multi-agent AI experience that unlocks the power of the company's football data for coaches, fantasy players and bettors. You'll be working with data at scale, developing AI driven features in close collaboration with Product and Data Science teams to deliver first class customer experiences. You'll focus on backend development primarily using Python and TypeScript to engineer clean code and produce reliable, high quality software. You'll work across the full software development lifecycle, participate in code reviews and explore emerging technologies as part of a collaborative, remote team of technologists who enjoy what they do. Location / WFH: You can work from home / remotely from anywhere in the UK on a fulltime basis. About you: You have advanced Python and TypeScript backend development skills You have experience of building and shipping multi-agent, data driven AI systems You have a strong understanding of LLMs You're collaborative with great communication skills You're likely to be degree educated in Computer Science or similar technical discipline What's in it for you: As a Backend Software Engineer / Developer you will receive a competitive package: Salary to £110k + bonus Remote working and flexible hours Unlimited holiday Career progression as the company scales Apply now to find out more about this Backend Software Engineer / Developer (Python TypeScript AI LLM) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Desktop Support Engineer (1st / 2nd line) Newcastle onsite to £35k 12 month FTC Are you a bright, ambitious technologist? You could be progressing your career at a global MSP on client site for a growing Investment Management consultancy based in Newcastle. As a Desktop Support Engineer you'll provide 1st line support in line with SLAs, your responsibilities will encompass hardware deployment (PCs, laptops, phones), hardware repairs and replacements, inventory management, software installations, office moves and AV support. You'll have varied and interesting role with lots of learning and self development opportunities. Location: You will be based onsite in client offices in Central Newcastle on a fulltime basis (Monday to Friday). The offices are well equipped and offer fantastic views across the City and the local countryside, many employees walk or cycle in (onsite showers available!). About you: You have commercial experience in a similar support based role You have a strong knowledge of Windows 10 / 11, Office 365 (Exchange, Teams, OneDrive), basic Active Directory and PowerShell scripting skills You have strong desktop troubleshooting skills across hardware and software You have experience of supporting AV systems You have excellent customer facing skills, you're personable, calm and can build working relationships easily What's in it for you: Please note this is a 12 month Fixed Term Contract, likely to extend Salary to £35k Professional development Apply now or call to find out more about this Desktop Support Engineer (1st / 2nd line) opportunity.

Azure Cloud Platform Engineer (Kubernetes SaaS) Reigate / WFH to £85k Opportunity to progress your career in a senior, hands-on Azure Cloud Platform Engineer role at a global FinTech with flexible working and a range of perks and benefits including continual professional development. As an Azure Cloud Platform Engineer you'll join a small team responsible for delivering and managing business critical Azure cloud services that are used 24x7 by clients and colleagues across the globe; you'll be deployed to technology teams across the business to ensure the reliability, availability and performance of Azure cloud based platforms. You'll use Kubernetes to ensure successful deployments at scale, sharing your expertise with the team. Other responsibilities will encompass, proactive monitoring of production environments, design and implementation of automation and processes to improve efficiency and effectiveness, taking a lead in incident response, troubleshooting and root cause analysis activities to mitigate future issues. You'll collaborate with senior business stakeholders to gather requirements, address concerns and provide updates on projects and systems status and with engineering, support and operations teams to help upskill them, supporting knowledge transfer via documentation. Location / WFH: There's a hybrid work from model, you can work from most of the week, meeting up with colleagues in Reigate 1-2 days a week in modern, open plan offices within a five minute walk of the station; there's a smart casual dress code, onsite restaurant and a good work / life balance. About you: You have strong Platform Engineering or DevOps experience, ideally within a SaaS environment You have an indepth knowledge of Kubernetes with hands on experience of deploying at scale You have experience of running 24x7 services in Azure (will also consider AWS or GCP experience) You have a deep understanding of cloud infrastructure and services including best practices around monitoring, scaling and security tools e.g. DataDog You have strong scripting skills with PowerShell (or Python) You have a good knowledge of basic networking, TCP/IP You have a good understanding of IaC, they use Pulumi but Terraform experience is fine You have experience in microservices environments You are comfortable with technical project leadership You have excellent communication, collaboration and interpersonal skills What's in it for you: As an Azure Cloud Platform Engineer you will earn a competitive package including: Salary to £85k + bonus (c15%) 25 days holiday (and ability to buy more) Pension, Health Care, Life Assurance Enhanced maternity / paternity packages Continuous training and career development opportunities Plus a range of other perks and discounts Apply now to find out more about this Azure Cloud Platform Engineer (Kubernetes SaaS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

QA Test Automation Engineer (Python Automation) Cambridge to £65k Do you have Python coding skills combined with Test Automation experience? You could be joining a market leading tech company that's remote access product is used by hundreds of millions of users worldwide, working on a modern tech stack, continually learning and progressing your career in a supportive team environment. As a QA Test Automation Engineer you will help to ensure the quality of the core technology platform; you'll identify and prepare test cases, develop these scenarios with Python automated tests and expand the automated test framework with additional features to drive them. You will also investigate test failures, analyse and verify bug fixes and review code developed by other Test Engineers. Initially you'll focus on backend testing however, there's a variety of project based work to get involved with including cloud based web technologies, backend APIs and desktop / mobile applications, using Python to code. You'll join a collaborative Agile team with lots of training and career development opportunities. Location / WFH: There's a friendly and supportive team environment, you'll join colleagues in the Cambridge office twice a month but can work from home most of the time. About You: You have Python coding skills and Test Automation experience You have API testing experience You have excellent written and verbal communication skills, are able to produce clear and concise bug reports and communicate with stakeholders You have the aptitude and desire to learn, Computer Science degree would be great but not necessary if you have the right skills It would be great if you also have a good knowledge of Networking, Full Stack Testing, Mobile Testing or Selenium - but you can pick up knowledge on the job What's in it for you: As a QA Test Automation Engineer you'll earn a competitive package: Salary to £65k Bonus Pension Private Medical Care Life Assurance Travel Insurance Subsidised gym membership and a range of other perks Apply now to find out more about this QA Test Automation Engineer (Python) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior Full Stack Engineer / Developer (.Net TypeScript AWS) Sunderland / WFH to £65k Opportunity to progress your career in a senior, hands-on Full Stack Engineer role at a at a growing games / gambling site, whilst enjoying a range of benefits and perks. As a Senior Full Stack Engineer you'll build captivating full stack web applications that help to ensure player safety and the company's social responsibility. You'll be using C# .Net core through to TypeScript and Vue.js within an AWS cloud based environment with Docker, Terraform (IaC), TeamCity, SQL and Redis; you'll gain exposure to a wide range of technology and will be able to input into technical discussions within a collaborative Agile team. Location / WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed environment in awesome custom built offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have full stack development experience including C# and TypeScript, ideally also Vue.js You have a good knowledge of AWS You have experience of building scalable, reliable and secure web applications using modern techniques You have experience of implementing frontend applications You have a player first mindset You're collaborative with great communication skills What's in it for you: As a Senior Full Stack Engineer / Developer you will receive a competitive package: Competitive salary to £65k + quarterly bonus Holiday purchase scheme, plus an extra day for every your there (up to 5) Pension, Private medical care Onsite gym Onsite restaurant with free breakfast, lunch, snacks and drinks Free inner city parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Apply now to find out more about this Senior Full Stack Engineer / Developer (.Net TypeScript AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior Cloud Engineer (AWS GCP IaaS PaaS) London / WFH to £110k Are you a cloud technologist? You could be progressing your career in an impactful Senior Cloud Engineer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs top employers. As a Senior Cloud Engineer you will join a small team and be instrumental in designing, implementing and maintaining cloud infrastructure in AWS and GCP, creating environments and tools that empower software engineering teams with key technical enablers, building automation and self service capabilities that streamline operations across the globe. You'll architect and design IaaS and PaaS on a multi-cloud (AWS / GCP) platform, deploy scalable, resilient cloud solutions, create developer friendly tools and platforms, implement IaC practices and connect with on-prem infrastructure. You'll collaborate with the team to seek continual improvement and to optimise cloud resources to balance performance and cost efficiency. Location / WFH: There's a hybrid model with two days a week work from home, when you are in the office you'll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, restaurant and break out areas. Please note there is an on-call requirement for one week out of six / seven . About you: You have strong cloud platform engineering experience including design and administration of complex AWS cloud infrastructure platforms at scale You have experience of building the VPC, creating control towers and managing AWS foundational infrastructure You have some GCP knowledge (you'll be working with both going forward) You have a good knowledge of IaC tools such as Terraform, Ansible, CDK, Pulumi, DevOps principles and CI/CD You're collaborative and pragmatic with great communication and stakeholder management skills What's in it for you: As a Senior Cloud Engineer you will earn a competitive package: Salary to £110k + Bonus Pension, Private Medical Care, Life Assurance Option to buy or sell holiday days Wellness benefits and gym subsidy Childcare vouchers Enhanced paternity leave including shared parental pay and leave Employee led LGBTQ+, Women's, Black and Parents & Carers networks with an annual budget for organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Senior Cloud Engineer (AWS GCP IaaS PaaS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior C++ Software Engineer / Developer (Linux SQL C+) London / WFH to £110k Global-leading FinTech is seeking a Senior C++ Software Engineer to take ownership of strategic enhancements on their core platform, as well as directly on bespoke client projects. The organisation is a pioneer in the field of cross-asset securities and derivatives post-trade processing technology, and have created ground-breaking, adaptable software that produces secure and scalable solutions for peak operational efficiency and optimum business performance for their clients. This is an exciting opportunity to accelerate your career alongside established business and technology leaders, and gain / deepen your finance experience. As a C++ Software Engineer, you'll be responsible for designing and building unique technical solutions, meeting user requirements and contributing to the evolution of the cutting-edge platform. Not only can you take advantage of working in a modern, technology-driven environment, but you will be granted a great deal of autonomy across the full development lifecycle, influencing key technical decisions and working with a highly collaborative, experienced team. Location / WFH: You'll join colleagues in the London office three days a week with flexibility to work from home the other two days. About you: You have strong C++ development experience on Linux or UNIX, C+ and above You have good SQL skills You're a passionate technologist who is motivated by working on cutting-edge systems and engineering complex solutions You're a positive, proactive team member who excels when working collaboratively You have a strong knowledge of software engineering best practices You're degree educated, having achieved a 2.1 or above in a STEM discipline Ideally you will have experience working in a financial services or trading environment although technical skills of far greater importance What's in it for you: As a Senior C++ Software Engineer / Developer you will receive a competitive package: Salary to £110k Pension (to 9% contribution) Healthcare Volunteer / charity days Hybrid working Career development and training Apply now to find out more about this Senior C++ Software Engineer / Developer (Linux SQL C+) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Backend Software Engineer / Developer (C# .Net Core) Sunderland / WFH to £65k Opportunity to progress your career in a senior, hands-on Backend Software Engineer role at a at a growing games / gambling site, whilst enjoying a range of benefits and perks. As a Backend Software Engineer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and well documented. This is a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location / WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed environment in awesome custom built offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have strong C# .Net Core backend development experience You have experience of building scalable, reliable and secure web applications using modern techniques You have experience of implementing frontend applications You have a good knowledge of AWS You're collaborative with great communication, mentoring and leadership skills What's in it for you: As a Backend Software Engineer / Developer (C# .Net Core) you will receive a competitive package: Competitive salary to £65k + quarterly bonus Holiday purchase scheme, plus an extra day for every your there (up to 5) Pension, Private medical care Onsite gym Onsite restaurant with free breakfast, lunch, snacks and drinks Free inner city parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Apply now to find out more about this Backend Software Engineer / Developer (C# .Net Core) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Lead Java Developer / Backend Software Engineer London to £135k Do you have advanced Java technical knowledge combined with team leadership skills? You could be progressing your career at the Investment Management arm of a global bank. As a Lead Java Developer you will head up a small, globally distributed team responsible for writing production quality Java code used for pricing and hedging FX instruments and overseeing the algorithms' performance intraday. You'll spearhead a project to modernise the FX Risk and post-trade platform to a modern microservices environment, collaborating with the business and providing technical guidance, code reviews and 1-2-1s to develop the engineers in your team and ensure successful delivery. Location / WFH: You'll be based in the London office and have flexibility to work from home once a week. About you: You have a deep knowledge of Java including multithreading You have team leadership experience, including technical project leadership, code reviews, 1-2-1s, developing others You have experience in a Capital Markets environment, FX preferred You have a strong appreciation of low latency systems and code optimisation to ensure speed You have excellent communication and collaboration skills You are degree educated in Computer Science or similar technical or numerate discipline What's in it for you: As a Lead Java Developer / Backend Software Engineer you will receive a competitive Salary to £135k Bonus Pension One day work from home per week Continuous training and career progression opportunities Apply now to find out more about this Lead Java Developer / Backend Software Engineer (OOP Java Algorithm) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth plans. As a Senior React Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to build complex financial products. Location / WFH: You'll join the team in Central London three days a week with flexibility to work from home the other two days. About you: You have a strong knowledge of software engineering best practices and Computer Science fundamentals such as OOP, Data Structures, Design Patterns You have expertise with React and strong TypeScript skills You have experience with data visualisation and have worked on complex systems You have a good understanding of financial markets, ideally with experience in a similar Fintech environment You have an appreciation of APIs and Python backend systems You're degree educated, having achieved a 2.1 or above in Computer Science or similar technical discipline What's in it for you: As a Senior React Developer you will receive a comprehensive package including: Salary to £80k Private Medical Healthcare including Dental and Vision cover Pension Share Option scheme Employee Wellness Programme Summer time hours £2k personalised training budget Apply now to find out more about this Senior React Developer / Front End Engineer (React TypeScript Data Visualisation) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Backend Software Engineer / Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management, earning substantial bonuses. As a Backend Software Engineer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis, Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript / React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline What's in it for you: As a Backend Software Engineer / Developer you will receive a competitive package: Salary to £150k Bonus paid every six months based on personal performance (10-25%) Professional development Pension Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Backend Software Engineer / Developer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Platform Engineer (Kubernetes K8S Cloud) Reigate / WFH to £85k Are you a technologist Platform Engineer with Kubernetes expertise? You could be progressing your career working on complex and technically challenging systems with continual learning opportunities a global FinTech. As a Platform Engineer you'll join a small team responsible for delivering and managing business critical services that are used 24x7 by clients and colleagues across the globe; you'll be deployed to technology teams across the business to ensure the reliability, availability and performance. You'll use Kubernetes to ensure successful deployments at scale, sharing your expertise with the team. Other responsibilities will encompass, proactive monitoring of production environments, design and implementation of automation and processes to improve efficiency and effectiveness, taking a lead in incident response, troubleshooting and root cause analysis activities to mitigate future issues. You'll collaborate with senior business stakeholders to gather requirements, address concerns and provide updates on projects and systems status and with engineering, support and operations teams to help upskill them, supporting knowledge transfer via documentation. Location / WFH: There's a hybrid work from model, you can work from most of the week, meeting up with colleagues in Reigate 1-2 days a week in modern, open plan offices within a five minute walk of the station; there's a smart casual dress code, onsite restaurant and a good work / life balance. About you: You have strong Platform Engineering or DevOps experience, ideally within a SaaS environment You have an indepth knowledge of Kubernetes with hands on experience of deploying at scale You have experience of running 24x7 services in Azure (will also consider AWS or GCP experience) You have a deep understanding of cloud infrastructure and services including best practices around monitoring, scaling and security tools e.g. DataDog You have strong scripting skills with PowerShell (or Python) You have a good knowledge of basic networking, TCP/IP You have a good understanding of IaC, they use Pulumi but Terraform experience is fine You have experience in microservices environments You are comfortable with technical project leadership You have excellent communication, collaboration and interpersonal skills What's in it for you: As a Platform Engineer you will earn a competitive package including: Salary to £85k + bonus (c15%) 25 days holiday (and ability to buy more) Pension, Health Care, Life Assurance Enhanced maternity / paternity packages Continuous training and career development opportunities Plus a range of other perks and discounts Apply now to find out more about this Platform Engineer (Kubernetes K8S Cloud) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior Full Stack Engineer / Developer (React .Net Python) London to £150k Do you have expertise with React combined with a strong appreciation of .Net and / or Python backend systems? You could be progressing your career in a senior, hands-on role at a Hedge Fund with over $10 billion under management. As a Senior Full Stack Engineer you will take ownership of user interface / frontend development in the London office for both web and mobile applications, collaborating with colleagues in the New York office. You will architect and design high quality, performant, visually compelling applications with a focus on developing React based responsive web applications with mobile first design and integrating front end applications with backend services in .Net and Python within cloud based environments. There's a range of Greenfield projects to get stuck into and you'll see the results of your work quickly. Location / WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have experience within a similar finance environment You have expertise with React including (hooks, context, state management: Redux, Zustand, Recoil) You have strong experience with responsive design, accessibility and cross-platform compatibility You have experience of working with complex, data centric applications You have experience with C# .Net and / or Python You have a good understanding of databases including Microsoft SQL Server You have REST API experience You're familiar with CI/CD, Azure, DevOps, GitHub Actions You have excellent communication and stakeholder management skills What's in it for you: As a Senior Full Stack Engineer you will earn a competitive package: Salary to £150k + bonus (c20-25%) Pension and Private Healthcare Hybrid working (x3 days in London office) Impactful role working on cutting edge AI technology Excellent career growth opportunities Apply now to find out more about this Senior Full Stack Engineer / Developer (React .Net Python) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Lead Software Engineer / Developer (C# .Net API AWS) Nottingham / WFH to £80k Opportunity to progress your career in a senior, hands-on leadership role at a SaaS tech company. As a Lead Software Engineer you'll join an Agile team with a focus on designing and developing payment and billing applications. You'll be working with a modern tech stack, with a focus on backend C# .Net and API development. There's a supportive team environment where you'll help to mentor others to reach their full potential, taking ownership of technical projects and contributing to high level architecture discussions. Location / WFH: There's a remote interview and onboarding process and you'll be able to work from most of the time, meeting up with the team for constructive meetings once a month / quarter in the Nottingham office. About you: You have strong backend C# .Net development skills You have experience of building REST APIs You have experience with AWS You have a good understanding of databases with SQL skills You are collaborative, happy to mentor others and work with other Technical Leads / Agile Squad Leaders You're degree educated in Computer Science or similar technical discipline What's in it for you: As a Lead Software Engineer / Developer you will earn a competitive salary plus a range of benefits: Up to £80k 25 days holiday Vitality health insurance 5% non-contributory pension Death in Service Travel allowance to the Nottingham office Apply now to find out more about this Lead Software Engineer / Developer (C# .Net API AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Senior Data Architect London / WFH to £115k Are you a skilled Data Architect with a strong knowledge of financial markets seeking an opportunity to progress your career? You could be joining a global technology consultancy with a range of banking, financial services and insurance clients, in a senior, hands-on role. As a Data Architect you will help clients to solve a wide range of business problems, designing exceptional customer experiences and products, ensuring they get the most of out of technology solutions to enhance business capabilities with a focus on data architecture design and delivery. You'll partner with technology leaders across financial services clients to provide best practice guidance for data management, data architecture development and optimisation, supporting client's transitioning to cloud based services, enable efficient, transparent and high quality data management. You will also have opportunities to specialise and manage small project teams. Location / WFH: There's a hybrid work from home model with two days a week in the London, City office (or at client site in London). About you: You are a Data Architect with experience of architecting and implementing data strategy, solutions and governance models You have experience of aligning data architecture and strategy across multiple programmes, work streams and business units You have strong experience of developing enterprise data platforms with cloud data technologies (AWS, Data Bricks, GCP, Azure) You have a good knowledge of Contextual Data Modelling, Entity Relationship Modelling, Logical and Physical Data Modelling and Data Lake design You have experience within a financial services or consultancy environment You have advanced communication, client facing and stakeholder management skills What's in it for you: As a Senior Data Architect you will earn a highly competitive package: Salary to £115k Pension, Life Assurance, Income Protection Private medical care for you and your family, including mental health Travel Insurance Charitable giving Gym membership for you and your family Flexible holiday scheme Apply now to find out more about this Senior Data Architect (Finance Consultancy) opportunity.At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

C# Developer in Test / Automation Engineer (C# .Net TypeScript) London / WFH to £85k Do you enjoy breaking things to see how they work and then fixing them again? Have an engineering mindset with meticulous attention to detail? You could be progressing your career working on complex and challenging systems as part of a supportive team with regular learning opportunities and flexible working at a global FinTech. The firm prides itself on the quality of its first class solutions with 99.999% uptime and ability to deliver thousands of trade prices with millisecond latency. Your day to day: As a C# Developer in Test you will focus on automated testing of newly developed backend software, you'll be using a variety of automation tools and coding with C#, working across the full test lifecycle, defining and automating acceptance tests and working with CI/CD pipelines as part of an Agile software delivery team. Location / WFH: You can work from home, meeting up with colleagues 2-3 days a week in the City offices, when there you can you enjoy a range of facilities including large kitchen, café, roof top bar, showers and all the latest kit to work on. About you: You have strong C# or TypeScript coding skills (will also consider Java or other OO language) You have experience of developing and testing software using Microsoft technologies (.Net, SQL Server, Windows) You have a good knowledge of CI/CD pipelines You have a good understanding of practical networking concepts (TCP/IP) and virtualised environments You're an advocate of Agile development methodologies You have good communication skills, are keen to work in a team environment and collaborate with others to share knowledge and improve practice Degree educated, 2.1 or above, Computer Science preferred What's in it for you: As a C# Developer in Test / Automation Engineer you will earn a competitive package including: Salary to £85k + bonus Pension, Private Health Care, Life Assurance, Travel Insurance Enhanced maternity and paternity scheme Learning opportunities via training, hack-a-thons, tech talks Perks such as health and well being allowance, cycle to work scheme, season ticket loan, flexible working, diverse team environment and much more Apply now to find out more about this C# Developer in Test / Automation Engineer (C# .Net TypeScript) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Quantitative Analyst (PhD SQL Python) London / WFH to £90k Would you like to advance your career as a Quantitative Analyst working with and learning from a hugely talented team? You could be joining a specialist Hedge Fund and working on long term strategic projects which involve implementing quantitative statistical models that are used to forecast elements of demand and supply of energy for European markets. As a Quantitative Analyst you will focus on analysing weather data to identify Risk, partnering with experienced Quants and liaising with Portfolio Managers to deliver bespoke statistical models and methods. Location / WFH : You'll be working in a collegiate team environment based in London with a small group of accomplished software / data engineers and finance entrepreneurs with flexibility to work from home once a week. About you: You have an excellent academic record of achievement; 2.1 or above at BSc, and have studied Physics to PhD level at a top tier university You have commercial experience in a similar role (this must be fulltime but could be an internship) You can code with at least one of the following: Python, C++ or C# You have strong SQL skills You're comfortable working with large data sets and statistics You have a good appreciation of data science techniques You have experience of implementing highly scalable, performant, low latency solutions You have excellent written and verbal communication skills What's in it for you: Up to £90k + bonus Pension (8% non-contributory) Private Medical Insurance Life Assurance Training and career development opportunities Work from Home (x1 day London office per week) Company retreats such as Winter skiing trips and Summer weekends away Apply now to find out more about this Quantitative Analyst (PhD SQL Python) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values .

C# Developer / Full Stack Engineer (.Net TypeScript AWS) Sunderland / WFH to £55k Are you a C# developer who enjoys working across the full tech stack with a range of languages and technologies? You could be progressing your career in a hands-on C# Developer role at a at a growing games / gambling site, whilst enjoying a range of benefits and perks, alongside continual learning and self development opportunities. As a C# Developer you'll build captivating full stack web applications across all backend services and REST APIs that form the core platform e.g. payments. You'll be using C# .Net core through to TypeScript and Vue.js within an AWS cloud based environment with Docker, Terraform (IaC), TeamCity, SQL and Redis; you'll gain exposure to a wide range of technology and will be able to input into technical discussions within a collaborative Agile team. Location / WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed environment in awesome custom built offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have backend C# development experience including C# and TypeScript, You also have experience with JavaScript and associated frameworks, ideally Vue.js but React or Angular are also fine You have experience of implementing frontend applications You have a good knowledge of AWS You're collaborative with great communication skills What's in it for you: As a C# Developer / Full Stack Engineer you will receive a competitive package: Competitive salary to £55k + quarterly bonus Holiday purchase scheme, plus an extra day for every your there (up to 5) Pension, Private medical care Onsite gym Onsite restaurant with free breakfast, lunch, snacks and drinks Free inner city parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Apply now to find out more about this C# Developer / Full Stack Engineer (.Net TypeScript AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.