51 to 75 of 444 FastAPI Jobs in the UK

Senior Full Stack Engineer

Location
Greater London, England, United Kingdom
consider the following essential to the role: Solid experience with Python in a web application context. You have some experience with web frameworks like FastAPI, Django or Flask. We use FastAPI. Experience with Javascript/Typescript and a modern JS framework such as React, Angular or Vue.js. We generally ...

Senior Software Engineer (Machine Learning)

Location
West of England, England, United Kingdom
responsibilities within your competence to support our growth. Required Skills & Experience: Significant industry experience in (scientific) software development Proven experience building production APIs with FastAPI (or similar async Python frameworks) Strong working knowledge of modern machine learning — able to understand, integrate, and extend the functionality of an ML library (NumPy ...

Senior ML Software Developer (Brahma AI - A DNEG Dedicated Unit of Brahma)

Hiring Organisation
DNEG
Location
London, United Kingdom
Salary
£ 80 K
integration), C++17 (performance-critical components), TypeScript/JavaScript (web UIs).Web front-end: React (or Vue), modern build tooling, REST/GraphQL clients.Services: FastAPI/Flask, gRPC/HTTP; containerized on Linux.Build/packaging: CMake; setuptools/pip/poetry; RPM/deb where appropriate.VCS/CI: Git; GitHub/ ...

Senior Software Engineer August 6, 2026

Location
Glasgow, Scotland, United Kingdom
design discussions, ADRs, process improvements, and workstream planning. What You’ll Bring Core Significant commercial software engineering experience. Strong Python, with production experience in FastAPI, Django, Flask, or similar. PostgreSQL fluency, schema design, query optimisation, and ORM frameworks such as SQLAlchemy/SQLModel. Commercial experience with TypeScript and React ...

Software Architect

Location
Greater London, England, United Kingdom
with Python and Django on a service‐oriented architecture deployed at scale on Kubernetes. The rest of the tech stack includes Django REST Framework, FastAPI, PostgreSQL, AWS, React.js, Docker, Redis, Celery, Pandas, NumPy, Git, Jenkins, and Elasticsearch. We put significant emphasis on design patterns, code readability, automated testing, maintainability ...

Senior Software Engineer - Backend

Hiring Organisation
Fitch Ratings
Location
London, United Kingdom
Salary
£ 80 K
technical engineers. Demonstrated experience delivering enterprise-scale software platforms, APIs, and distributed systems. Strong proficiency in C++, Java (Spring Boot), and/or Python (FastAPI or similar), with the ability to guide engineering teams on architecture, design, and implementation.Experience designing, building, and supporting RESTful APIs and microservices-based architectures. Strong ...

Senior Software Engineer

Hiring Organisation
AECOM
Location
London, United Kingdom
Salary
£ 80 K
practical experience.Strong hands-on Python programming skills and experience building production backend services, APIs or other substantial software applications. Familiarity with frameworks such as FastAPI, Flask or Django is useful.Demonstrated ownership of technically challenging production systems, from design and implementation through deployment and ongoing improvement. You can explain your personal ...

Fullstack Developer

Location
City Of London, England, United Kingdom
backend-heavy role. Polyglot Proficiency: Strong commercial experience with Ruby (preferably Ruby on Rails) for web application development. Solid proficiency in Python (Django, FastAPI, or similar) with an understanding of data processing. Production experience or a strong foundational knowledge of Rust, particularly in building concurrent, memory-safe, and high-performance ...

Fullstack Developer

Hiring Organisation
Randstad
Location
London, United Kingdom
Salary
£ 80 K
fullstack or backend-heavy role.Polyglot Proficiency:Strong commercial experience with Ruby (preferably Ruby on Rails) for web application development.Solid proficiency in Python (Django, FastAPI, or similar) with an understanding of data processing.Production experience or a strong foundational knowledge of Rust, particularly in building concurrent, memory-safe, and high-performance applications.Frontend ...

Fullstack Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
backend-heavy role. Polyglot Proficiency: Strong commercial experience with Ruby (preferably Ruby on Rails) for web application development. Solid proficiency in Python (Django, FastAPI, or similar) with an understanding of data processing. Production experience or a strong foundational knowledge of Rust , particularly in building concurrent, memory-safe, and high-performance ...

frontend developer for Physical AI

Location
Greater London, England, United Kingdom
complex datasets Experience integrating frontends with REST or GraphQL APIs Strong understanding of service-oriented architecture, data modeling, and Python web frameworks such as FastAPI, Flask, or Django Practical experience with PostgreSQL, Docker, Kubernetes, Sentry, Datadog, and OpenTelemetry Experience with unit, integration, and end-to-end testing, CI/ ...

Full Stack Developer

Hiring Organisation
Version 1
Location
London, United Kingdom
Salary
£ 80 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Salary
£ 60 K
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Experience of working in a Scrum Team and an Agile environment Design, build and support scalable and secure full-stack web applications using Python (FastAPI) Exposure to front-end development using React/Typescript. Support and enhance existing web applications to ensure stability and performance. Work with business and technical ...

Full Stack Engineer - Contract - Must Be SC Cleared

Hiring Organisation
VIQU IT Recruitment
Location
London, United Kingdom
Employment Type
Contract
partners and turning what they need into something buildable. What You Will Need Python. Serious commercial experience building back end services, APIs and tooling. FastAPI, Django, Flask, whichever you have used in anger. TypeScript. Serious commercial experience on modern front ends with React, Vue or Angular. Linux. Properly comfortable without ...

Full Stack Engineer - Must be DV Cleared

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
partners and turning what they need into something buildable. What You Will Need Python. Serious commercial experience building back end services, APIs and tooling. FastAPI, Django, Flask, whichever you have used in anger. TypeScript. Serious commercial experience on modern front ends with React, Vue or Angular. Linux. Properly comfortable without ...

Full Stack Engineer - Contract - Long Term

Hiring Organisation
VIQU IT
Location
London, United Kingdom
Employment Type
Contract
partners and turning what they need into something buildable. What You Will Need Python. Serious commercial experience building back end services, APIs and tooling. FastAPI, Django, Flask, whichever you have used in anger. TypeScript. Serious commercial experience on modern front ends with React, Vue or Angular. Linux. Properly comfortable without ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Birmingham, UK
Employment Type
Full-time
technology. QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript. Support and enhance existing web applications to ensure stability and performance. Work with business and technical ...

Polyglot Engineer (JS/Python/Go)

Location
Greater London, England, United Kingdom
JavaScript/TypeScript, Python, and/or Go, with the ability to rapidly learn new languages; Experience with modern frameworks across the stack (FastAPI, Gin, Express, etc.); Production experience with React, modern build tools, state management, responsive design, and accessibility standards; Comprehensive testing experience (unit, integration, E2E, security) and performance ...

Software Engineer - Data & AI

Hiring Organisation
McLaren Group
Location
Woking, Surrey, United Kingdom
Salary
£ 80 K
agile sprints, balancing exploratory R&D with production-grade delivery. Give honest estimates and flag scope risk early. What You'll Bring Python (FastAPI), Node.js, REST APIs.SQL and PostgreSQL.Redis/Valkey for session and WebSocket coordination at scale.Strong JavaScript/TypeScript, HTML5, CSSReact (or equivalent), component architecture, state management.Responsive design ...

Senior Python Engineer (Full Stack)

Hiring Organisation
Lendable
Location
London, United Kingdom
Salary
£ 80 K
years of professional experience as a software engineerSolid experience with Python in a web application context. You have some experience with web frameworks like FastAPI, Django or Flask. We use FastAPI.Experience with Javascript/Typescript and a modern JS framework such as React, Angular or Vue.js. We generally use React ...