51 to 64 of 64 FastAPI Jobs in England

architecture across the portfolio. Essential Requirements 3-6+ years building production-grade full-stack applications, with clear ownership. Strong backend experience in Python (FastAPI preferred) and solid database skills (PostgreSQL/MongoDB). Proven experience building and shipping mobile apps with React Native. Strong React fundamentals (Next.js experience … Security hygiene (secrets, permissions, least-privilege) and practical data-privacy basics. Planning & execution in Linear (or similar). Tools & Stack Backend/Runtime: Python (FastAPI), Node.js. Frontend : React/Next.js Mobile: React Native Datastores: PostgreSQL, MongoDB (as appropriate), Redis (caching/sessions). Vectors/Embeddings: Chroma (or similar). ...

Backend Software Engineer/Developer (Python FastAPI SQL) London to £95k Are you a data centric Backend Software Engineer with strong Python, SQL and FastAPI skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses ...

FULL STACK ENGINEER - LONDON (WATERLOO, HYBRID) KEY POINTS Salary up to £75,000 Hybrid working - 3 days per week in Waterloo, London Python, FastAPI, PostgreSQL, React or Next.js End-to-end ownership across frontend and backend ABOUT THE CLIENT We're working with an ambitious AI-driven organisation building advanced … with React and/or Next.js to deliver clean, responsive user experiences. On the backend, you'll design and maintain APIs using Python and FastAPI, ensuring systems are scalable and performant. You'll work extensively with real-time sports data, translating complex logic into clean, maintainable code. Experience with ...

This is a hands-on role focused on delivering high-quality user experiences in React and TypeScript while building and extending the Python/FastAPI services that power the platform. You will work closely with product and design to translate Figma concepts into production-ready interfaces such as real-time … personalised care flows, ensuring they feel intuitive while meeting the demands of a regulated environment. On the backend, you will develop and extend FastAPI services, design clean REST APIs, and work with PostgreSQL and SQLAlchemy to manage structured data. You will also contribute to implementing OAuth2 authentication across the stack ...

Senior Full Stack Engineer (AI) | London | £100k to £150k | React | Django | FastAPI Location: London Salary: £100,000-£150,000 + benefits This role is for Engineers who are intellectual and driven by deep complexity. This is about building tools that help people make sense of exceptionally complex systems. You will … competent as they are ambitious. What you will be doing Building and evolving full stack applications used by technical teams, using Django, FastAPI & React Creating interfaces that help users understand complex behaviour and data Working closely with others to shape how tools should work and feel Balancing speed, quality ...

Senior Software Engineer | London (hybrid) | £85k - £99k + Equity | Python | FastAPI | SaaS Location: London (hybrid) Salary: £84,000 to £99,000 plus equity Tech Stack: Backend: Python (FastAPI), experience in any strongly typed language is required Frontend: TypeScript (Vue.js) Cloud Systems: experience across any GCP, Azure … email at imogen@sr2rec.co.uk. We're arranging interviews within the next 2 weeks. Senior Software Engineer | London (hybrid) | £85k - £99k + Equity | Python | FastAPI | SaaS ...

BACKEND ENGINEER - LONDON (WATERLOO, HYBRID) KEY POINTS Salary up to £75,000 Hybrid working - 3 days per week in Waterloo, London Python, FastAPI, PostgreSQL, AWS & Docker Building real-time AI solutions within the sports industry ABOUT THE CLIENT We're supporting a rapidly growing, AI-focused organisation operating within … time data systems Fast-paced, collaborative engineering environment THE BACKEND ENGINEER ROLE: You'll design, build, and maintain high-performance APIs using Python and FastAPI, working with large volumes of live sports data. The systems are real-time and data-heavy, so experience with asynchronous programming and scalable backend architecture ...

features used by enterprise customers. Develop modern, responsive interfaces using React/Next.js . Design and optimize APIs, data pipelines, and integrations using Python (FastAPI/Django) . Collaborate with design, product, and AI teams to deliver new functionality quickly and reliably. Contribute to architectural decisions, system scalability, and engineering … Looking For: Proven experience as a Full-Stack Engineer in a startup or fast-paced environment. Strong proficiency in React/Next.js and Python (FastAPI/Django) . Experience shipping scalable, production-grade software. Exposure to or interest in AI/ML-driven products . Startup experience or comfort with ...

Senior Full Stack Engineer | London | £100k to £150k | React | Django | FastAPI This role is for Engineers who are intellectual and driven by deep complexity. This is about building tools that help people make sense of exceptionally complex systems. You will work on internal software used to explore, analyse, and interact … competent as they are ambitious. What you will be doing Building and evolving full stack applications used by technical teams, using Django, FastAPI & React Creating interfaces that help users understand complex behaviour and data Working closely with others to shape how tools should work and feel Balancing speed, quality ...

Platforms Itential Automation Platform Cisco NSO – Service development and lifecycle Apache Airflow Hasi Corp Vault Openshift Automation development Python Fast API Rest API Netconf Yang modelling XML/Json Jinja/TextFSM Pytest Unit testing ...

specified. You'll ship features end-to-end: from problem framing through to production. The stack is Next.js/React on the front, FastAPI/Python on the back, PostgreSQL/Supabase for data, deployed on Vercel/AWS. Day-to-day looks like: Designing and building core platform features … shipped products, not just features. You can point to something real. You're strong across the stack but especially deep in Python/FastAPI and React/Next.js. You've worked with LLMs in production - prompt engineering, evals, handling non-determinism. Not just tutorials. You have taste. You care about ...

Staff Python Engineer | London | £100k to £150k + benefits | FastAPI Salary: £100,000 - £150,000 Location: London This is an exceptional individual contributor role for engineers who want to work on problems that actually matter and be in an environment where you're not the smartest person in the room. … high expectations around quality, reliability, and judgement. What you will work on Building and improving backend systems used by internal teams every day using FastAPI Working on tools that operate at scale and need to be both fast and dependable Helping shape how new systems are designed and brought into ...

🏠 Founding Engineer (AI PropTech) | Up to £140,000 + Equity | Hybrid (London) 🏠 We the exclusive talent partner on behalf of a seed start-up who're building AI agents for the real estate market. They ...

AI Engineer - OpenAI/Python - Birmingham Hybrid working - 3 days per week onsite Salary up to £70,000 - 75,000 A leading Birmingham-based client is seeking an AI Engineer to design, build, and deploy ...