Permanent FastAPI Jobs in the City of London

8 of 8 Permanent FastAPI Jobs in the City of London

Senior AI Engineer

City of London, London, United Kingdom
HCLTech
applications on the Google Cloud Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such as LangChain, LangGraph, Google Agent Development More ❯
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Senior AI Engineer

london (city of london), south east england, united kingdom
HCLTech
applications on the Google Cloud Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such as LangChain, LangGraph, Google Agent Development More ❯
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Senior/Lead Full Stack Developer (React / Python) AI Start up!

City of London, London, United Kingdom
Hybrid / WFH Options
Robert Half
the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up More ❯
Employment Type: Permanent, Work From Home
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Data Science Tech Lead: GenAI

City of London, London, United Kingdom
Hybrid / WFH Options
Anecdote
Cursor, v0, Claude Code (or similar). 7–10 years building production ML/back‐end systems; 2+ years leading while coding. Expert Python ; strong back‐end chops (e.g., FastAPI, gRPC, Postgres, pub/sub/streams). Agents & RAG: Fluency with at least one agent framework ( ADK preferred ). Proven track record shipping AI agents and building RAG pipelines. More ❯
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Data Science Tech Lead: GenAI

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Anecdote
Cursor, v0, Claude Code (or similar). 7–10 years building production ML/back‐end systems; 2+ years leading while coding. Expert Python ; strong back‐end chops (e.g., FastAPI, gRPC, Postgres, pub/sub/streams). Agents & RAG: Fluency with at least one agent framework ( ADK preferred ). Proven track record shipping AI agents and building RAG pipelines. More ❯
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Full Stack Developer

City of London, London, United Kingdom
Eden Smith Group
to understand. Your work will help clients unlock actionable insights to improve transport and sustainability outcomes. What You’ll Be Doing Building high-performance backend services in Python (Flask, FastAPI) Creating responsive, accessible, and intuitive dashboards using modern frameworks (MERN stack) Deploying, scaling, and maintaining applications using Docker and cloud platforms (AWS preferred) Ensuring seamless performance, even under heavy data More ❯
Posted:

Full Stack Developer

london (city of london), south east england, united kingdom
Eden Smith Group
to understand. Your work will help clients unlock actionable insights to improve transport and sustainability outcomes. What You’ll Be Doing Building high-performance backend services in Python (Flask, FastAPI) Creating responsive, accessible, and intuitive dashboards using modern frameworks (MERN stack) Deploying, scaling, and maintaining applications using Docker and cloud platforms (AWS preferred) Ensuring seamless performance, even under heavy data More ❯
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Data Scientist or AI/ML Engineer

City of London, London, United Kingdom
Vallum Associates
You have: · Advanced Python proficiency, especially in scalable, clean code architecture and microservices (e.g., FastAPI, Flask, asyncio) · Solid understanding of API integration patterns and inter-servic communication (e.g. REST, Kafka) · Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD) · At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval More ❯
Posted:
FastAPI
the City of London
25th Percentile
£76,250
Median
£81,250
75th Percentile
£103,125
90th Percentile
£131,250