Senior Ruby Engineer Scale-Up Tech Company - Remote (Anywhere in the world) Up to £80,000 Are you ready to take your career to the next level? We're working with one of the fastest-growing tech companies in the world, and they're on the lookout for an experienced Senior Ruby Engineer to join their expanding team. This is a chance to build and scale products used by millions globally, in an environment that thrives on innovation, ownership, and speed. Why this role? Join a high-growth scale-up with 30M+ users and bold ambitions for the future. Be part of a tight-knit engineering team, working directly alongside the CTO and product leads. Contribute to building large-scale, user-facing products at the cutting edge of AI and digital experiences. Play a pivotal role in shaping the technical roadmap and experimenting with new ideas. What you'll be doing: Leading back-end development with a strong focus on Ruby on Rails. Collaborating with product managers to refine specs and shape solutions. Preparing integration plans, estimations, and delivering high-quality, production-ready code. Reviewing PRs, ensuring best practices, and mentoring mid-level engineers. Driving innovation while maintaining a strong user-first mindset. ? What we're looking for: 5+ years' experience as a back-end or full-stack engineer, with recent, hands-on Ruby on Rails expertise . Proven experience scaling products used by thousands (or millions!) of users. Strong background in agile, fast-paced environments (start-ups, scale-ups, or similar). Excellent communication skills and fluency in English. Ownership mentality - someone who takes pride in building and delivering great products. Comfortable working on products that may involve uncensored or NSFW content. ? Nice-to-haves: Knowledge or interest in generative AI, NLP, ML, or MLOps. Experience working with globally distributed teams. Salary & Perks: Up to £80,000 base salary. Fast-paced, innovative culture with a global reach. Work alongside founders with proven track records of building and scaling successful businesses.
Sep 15, 2025
Full time
Senior Ruby Engineer Scale-Up Tech Company - Remote (Anywhere in the world) Up to £80,000 Are you ready to take your career to the next level? We're working with one of the fastest-growing tech companies in the world, and they're on the lookout for an experienced Senior Ruby Engineer to join their expanding team. This is a chance to build and scale products used by millions globally, in an environment that thrives on innovation, ownership, and speed. Why this role? Join a high-growth scale-up with 30M+ users and bold ambitions for the future. Be part of a tight-knit engineering team, working directly alongside the CTO and product leads. Contribute to building large-scale, user-facing products at the cutting edge of AI and digital experiences. Play a pivotal role in shaping the technical roadmap and experimenting with new ideas. What you'll be doing: Leading back-end development with a strong focus on Ruby on Rails. Collaborating with product managers to refine specs and shape solutions. Preparing integration plans, estimations, and delivering high-quality, production-ready code. Reviewing PRs, ensuring best practices, and mentoring mid-level engineers. Driving innovation while maintaining a strong user-first mindset. ? What we're looking for: 5+ years' experience as a back-end or full-stack engineer, with recent, hands-on Ruby on Rails expertise . Proven experience scaling products used by thousands (or millions!) of users. Strong background in agile, fast-paced environments (start-ups, scale-ups, or similar). Excellent communication skills and fluency in English. Ownership mentality - someone who takes pride in building and delivering great products. Comfortable working on products that may involve uncensored or NSFW content. ? Nice-to-haves: Knowledge or interest in generative AI, NLP, ML, or MLOps. Experience working with globally distributed teams. Salary & Perks: Up to £80,000 base salary. Fast-paced, innovative culture with a global reach. Work alongside founders with proven track records of building and scaling successful businesses.
Job Details: - 750 Per Day - Inside IR35 - Fully remote - 6-Month Contract - Immediate Start Our client is a well-respected Central Government department which is ultimately responsible for a wide range of policy matters and economic decisions which have a profound impact on our lives. They have an immediate and critical requirement for Lead AI Solutions Architect to play a key role to accelerate the adoption of responsible, scalable adoption of AI, and to help them fully realise its benefits across the organisation. This role is essential to embedding trusted design principles and ensuring AI systems can deliver cross-cutting value, interoperability, and compliance with emerging national standards. You will be responsible for designing a Roadmap, Guardrails and Target Operation Models (TOMs) that incorporates DDAT & departmental strategy, bridging the gaps between departments, and that also helps to shape the client's ethical AI strategy. The successful candidate will design, develop, implement and maintain the Solutions Architecture. They will also be responsible for the production of high-level solution designs, develop and implement technical architecture and design strategies, provide technical leadership, expertise, and direction. They will also apply systematic and rigorous strategic analysis of architectural issues, and support, challenge and collaborate with senior managers and decision makers. The role responsibilities will include: Leading on defining AI lifecycle standards and guardrails to form a cohesive view across our technology estate. Embedding secure AI development practices and advising on risk registers, DPIAs and due diligence. Translating central policies, (e.g. AI Playbook, DSITs AI Regulation Framework, cross-HMG security principles), into usable, department-specific tools and guidance. Engage with OGDs and cross-HMG forums to ensure our frameworks align with DSIT, Cabinet Office and National Cyber Security Centre standards. Establish and maintain secure-by-design and explainability guardrails for AI across the estate. Provide enterprise-level architectural governance across AI pilots, ensuring reuse, integration and compliance. Collaborate with senior technical and policy stakeholders to align AI development with public outcomes, including cost-efficiency and service transformation. This type of cross-cutting AI governance skillset is niche and spans enterprise architecture, information assurance and applied AI ethics. We welcome applications from people with a wide range of AI technical experience, including AWS Bedrock and Azure AI Foundry and open-source AI/ML stacks. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)
Sep 15, 2025
Contractor
Job Details: - 750 Per Day - Inside IR35 - Fully remote - 6-Month Contract - Immediate Start Our client is a well-respected Central Government department which is ultimately responsible for a wide range of policy matters and economic decisions which have a profound impact on our lives. They have an immediate and critical requirement for Lead AI Solutions Architect to play a key role to accelerate the adoption of responsible, scalable adoption of AI, and to help them fully realise its benefits across the organisation. This role is essential to embedding trusted design principles and ensuring AI systems can deliver cross-cutting value, interoperability, and compliance with emerging national standards. You will be responsible for designing a Roadmap, Guardrails and Target Operation Models (TOMs) that incorporates DDAT & departmental strategy, bridging the gaps between departments, and that also helps to shape the client's ethical AI strategy. The successful candidate will design, develop, implement and maintain the Solutions Architecture. They will also be responsible for the production of high-level solution designs, develop and implement technical architecture and design strategies, provide technical leadership, expertise, and direction. They will also apply systematic and rigorous strategic analysis of architectural issues, and support, challenge and collaborate with senior managers and decision makers. The role responsibilities will include: Leading on defining AI lifecycle standards and guardrails to form a cohesive view across our technology estate. Embedding secure AI development practices and advising on risk registers, DPIAs and due diligence. Translating central policies, (e.g. AI Playbook, DSITs AI Regulation Framework, cross-HMG security principles), into usable, department-specific tools and guidance. Engage with OGDs and cross-HMG forums to ensure our frameworks align with DSIT, Cabinet Office and National Cyber Security Centre standards. Establish and maintain secure-by-design and explainability guardrails for AI across the estate. Provide enterprise-level architectural governance across AI pilots, ensuring reuse, integration and compliance. Collaborate with senior technical and policy stakeholders to align AI development with public outcomes, including cost-efficiency and service transformation. This type of cross-cutting AI governance skillset is niche and spans enterprise architecture, information assurance and applied AI ethics. We welcome applications from people with a wide range of AI technical experience, including AWS Bedrock and Azure AI Foundry and open-source AI/ML stacks. What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)
Senior Software Engineer Competitive salary dependent on skills and experience and potential for equity participation Remote ideally commutable to Leeds and London when required - MUST BE BASED IN THE UK Full Time Handshaik is streamlining business development for dealmakers. About Us Handshaik is on a mission to transform how deals get done. Backed by significant scale-up funding (7-figure+ GBP) and already validated by leading industry organisations, we re building the AI-powered platform for modern dealmakers. We re a fast-growing, venture-backed start-up where ideas move quickly from concept to product. Our technology spans backend, frontend, data, and AI, giving our team real scope to shape the future of the product and the company itself. If you re excited by solving complex problems end-to-end, working in a collaborative environment, and having a tangible impact, you ll feel at home here. The Role As a Senior Software Engineer, you will work within the development team to help shape the technical vision. This is a hands-on role that requires deep technical expertise, entrepreneurial drive, and the ability to create a scalable solution, from prototype to production. You ll have the opportunity to build the product from the early stages, solving real customer problems, and playing a key role in the company s journey towards achieving its business milestones. Responsibilities (including but not limited to): Backend development: Design, build, and maintain APIs and services using Python (FastAPI), integrating with AI models and data platforms. Frontend development: Deliver responsive, performant, and accessible user interfaces with React/Next.js. AI integration: Implement and maintain connections to LLMs and ML services (OpenAI, AWS Bedrock, etc.), supporting prompt design, embeddings, and vector database integration. Data engineering: Work with structured and unstructured datasets, build ingestion and transformation pipelines, and design efficient database schemas (Postgres/NoSQL). Architecture & Design: Contribute to technical decisions across the stack, designing modular and scalable solutions. Code quality: Champion best practices in testing, code reviews, CI/CD, and documentation. Collaboration: Partner with product managers, the engineering team and ELT; mentor junior developers. Innovation: Research and recommend new tools, frameworks, and approaches for full-stack and AI development. We re Looking for A passionate individual that s hardworking and dedicated, with an entrepreneurial/ownership mindset, strong communication skills and a team player 5+ years of professional experience in full-stack development. Strong proficiency in Python (FastAPI) and React/Next.js . Solid experience with SQL and NoSQL databases (e.g., Postgres, DynamoDB). Experience working with AI/ML models and APIs (LLMs, embeddings, vector search). Strong understanding of data engineering practices (ETL, schema design, performance tuning). Proficiency in cloud environments (AWS preferred) and containerised deployments (Docker, ECS). Strong grasp of secure coding practices and handling of sensitive data. Excellent communication, problem-solving, and leadership skills. Interested? If you feel that you possess the relevant skills and experience then please send your cv by return. INDLS
Sep 09, 2025
Full time
Senior Software Engineer Competitive salary dependent on skills and experience and potential for equity participation Remote ideally commutable to Leeds and London when required - MUST BE BASED IN THE UK Full Time Handshaik is streamlining business development for dealmakers. About Us Handshaik is on a mission to transform how deals get done. Backed by significant scale-up funding (7-figure+ GBP) and already validated by leading industry organisations, we re building the AI-powered platform for modern dealmakers. We re a fast-growing, venture-backed start-up where ideas move quickly from concept to product. Our technology spans backend, frontend, data, and AI, giving our team real scope to shape the future of the product and the company itself. If you re excited by solving complex problems end-to-end, working in a collaborative environment, and having a tangible impact, you ll feel at home here. The Role As a Senior Software Engineer, you will work within the development team to help shape the technical vision. This is a hands-on role that requires deep technical expertise, entrepreneurial drive, and the ability to create a scalable solution, from prototype to production. You ll have the opportunity to build the product from the early stages, solving real customer problems, and playing a key role in the company s journey towards achieving its business milestones. Responsibilities (including but not limited to): Backend development: Design, build, and maintain APIs and services using Python (FastAPI), integrating with AI models and data platforms. Frontend development: Deliver responsive, performant, and accessible user interfaces with React/Next.js. AI integration: Implement and maintain connections to LLMs and ML services (OpenAI, AWS Bedrock, etc.), supporting prompt design, embeddings, and vector database integration. Data engineering: Work with structured and unstructured datasets, build ingestion and transformation pipelines, and design efficient database schemas (Postgres/NoSQL). Architecture & Design: Contribute to technical decisions across the stack, designing modular and scalable solutions. Code quality: Champion best practices in testing, code reviews, CI/CD, and documentation. Collaboration: Partner with product managers, the engineering team and ELT; mentor junior developers. Innovation: Research and recommend new tools, frameworks, and approaches for full-stack and AI development. We re Looking for A passionate individual that s hardworking and dedicated, with an entrepreneurial/ownership mindset, strong communication skills and a team player 5+ years of professional experience in full-stack development. Strong proficiency in Python (FastAPI) and React/Next.js . Solid experience with SQL and NoSQL databases (e.g., Postgres, DynamoDB). Experience working with AI/ML models and APIs (LLMs, embeddings, vector search). Strong understanding of data engineering practices (ETL, schema design, performance tuning). Proficiency in cloud environments (AWS preferred) and containerised deployments (Docker, ECS). Strong grasp of secure coding practices and handling of sensitive data. Excellent communication, problem-solving, and leadership skills. Interested? If you feel that you possess the relevant skills and experience then please send your cv by return. INDLS