9 of 9 FastAPI Jobs in Central London

Python Developer - AI

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
through to robust, production-ready applications for enterprise clients. What you'll be doing: Build production applications and APIs using Python and FastAPI Develop LLM, RAG and AI agent solutions Build RAG pipelines covering embeddings, retrieval and generation Work with OpenAI, Anthropic, Mistral, Llama and similar LLMs Use LangChain, LangGraph ...

Founding Software Engineer Python - Start-up

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
build software from scratch and iterate quickly You have strong technical skills, primarily with Python You have experience with RESTful APIs (they use FastAPI); TypeScript, React and other web technologies such as HTML5, CSS3 would be of benefit You have experience with LLMs and agentic AI, like to get your ...

Senior Backend Engineer

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Technology Stack The engineering team uses a range of modern technologies to build and operate its platform. Relevant technologies include: Languages: Python Frameworks: Django, FastAPI Cloud: Amazon Web Services (AWS) Search: Elasticsearch Databases: PostgreSQL Event Streaming: Apache Kafka Version Control: GitHub Containerisation and Orchestration: Kubernetes Caching and Data Storage: Redis ...

Senior AI Consultant - Agentic AI & Generative AI

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
plus AI product UX patterns such as streaming, review loops, provenance/citations, long-running tasks and error recovery. Back-end: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask and RESTful APIs. Databases and storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud and DevOps: Azure … Engineer, Full Stack Developer, Python Developer, Senior Consultant Data Science, Data Scientist, Solutions Architect AI, LLM Engineer, MLOps Engineer, AI Software Engineer, Django Developer, FastAPI Developer, React Developer, Next.js Developer, TypeScript Developer, Azure OpenAI, Vertex AI, LangChain, LangGraph, CrewAI, Autogen, OpenAI Agents SDK, Google ADK, RAG, retrieval augmented generation ...

Lead Software Developer

Hiring Organisation
ALFA TECHNOLOGY RECRUITMENT LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
obsessed with the customer, which is how we hold 4.9 on both Trustpilot and Google. The stack: TypeScript on the backend, Python and FastAPI for Jay, Next.js up front, AWS underneath, Claude Code woven through how we build. You won't have used all of it, and you'll change ...

Lead Backend Engineer

Hiring Organisation
ALFA TECHNOLOGY RECRUITMENT LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
obsessed with the customer, which is how we hold 4.9 on both Trustpilot and Google. The stack: TypeScript on the backend, Python and FastAPI for Jay, Next.js up front, AWS underneath, Claude Code woven through how we build. You won't have used all of it, and you'll change ...

Technical Lead

Hiring Organisation
Develop
Location
Central London, London, United Kingdom
Employment Type
Permanent
LLMs, RAG, agents and model APIs. Take AI ideas from rapid prototypes through to reliable production systems. Work across Python, React/TypeScript, Django, FastAPI, PostgreSQL and AWS. Improve architecture, engineering standards and delivery practices. Work closely with product, business and engineering stakeholders to solve complex problems. Mentor and support … engineers through pairing, reviews and technical guidance. Make pragmatic decisions around scalability, security, reliability and maintainability. Technology Python | React | TypeScript | Django | FastAPI | PostgreSQL | AWS | Docker | REST APIs | CI/CD | Git AI experience across LLMs, RAG, agentic workflows, embeddings, prompt design or model evaluation is particularly valuable. What Theyre Looking ...

Senior Machine Learning Scientist

Hiring Organisation
Hackajob Ltd
Location
Westminster, Greater London, UK
Our client is a leading international bank. Are you the right applicant for this opportunity Find out by reading through the role overview below. If you're looking for a career that will help you ...

Backend Engineers Mid-Level & Senior

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
technical leadership, mentor other engineers and support the development of engineering best practice. Essential Skills & Experience Strong backend development experience using Python , with Django, FastAPI or other Python frameworks. Experience designing and building scalable, maintainable backend services. Good understanding of databases, object-oriented design, data structures and distributed systems. Knowledge … clearly and work collaboratively with technical and non-technical stakeholders. Technology Environment The team works with a modern technology stack, including: Python, Django and FastAPI AWS and Kubernetes PostgreSQL, Redis and Elasticsearch Kafka and GitHub Experience across every technology listed isn't essential; strong Python backend development experience ...