5 of 5 Contract FastAPI Jobs in London

performance within React. ● NodeJS/Express: Strong experience building and scaling server-side applications using Express. ● Python Expert: Strong experience building backend services using FastAPI and managing database migrations with Alembic. ● AI Tooling: Familiarity with integrating AI APIs (such as Codex or Claude) and using AI-assisted development workflows. ● Agile ...

broader developer experience for internal AI platform adoption. Key requirements: * Strong Python engineering experience * Experience with LLMs, AI agents, and agentic reasoning patterns * FastAPI and REST API development * RAG and prompt engineering experience * Kubernetes/containerisation knowledge * Exposure to MCP or similar AI tooling frameworks * Ability to work across platform ...

problems. Owning delivery end-to-end - from initial exploration through to production deployment, integration and ongoing iteration. Working with MCP-style architectures (FastMCP/FastAPI) and LangChain/LangGraph or equivalent frameworks to build reliable, scalable systems. Integrating AI into products, APIs and core business workflows - with a sharp ...

systems end to end. * Advanced Python skills, including async programming, concurrency, and working with IO heavy workloads. * Experience building and maintaining web backends with FastAPI or similar frameworks, and extending lightweight JavaScript front ends. * Proven ability to design clear, ergonomic CLI tools and validate complex configuration workflows. * Solid understanding ...

RSSB are now seeking an experienced Principal Technical Lead to drive the hands-on technical delivery of a new greenfield industry services platform. This is an exciting delivery-focused role for a senior engineer who ...