1 to 25 of 52 FastAPI Jobs in the South East

AI Engineer

Hiring Organisation
Cerberus Capital Management
Location
Slough, Berkshire, UK
Employment Type
Full-time
performance monitoring. Experience collaborating with engineering teams to ensure scalable and maintainable deployment. Backend & service development: Experience building production-grade Python webservices (e.g., FastAPI, Flask), developing APIs, and integrating ML components into broader systems. Software engineering practices: Comfortable with testing, code reviews, CI/CD pipelines, and version control ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
skills by exploring and experimenting with emerging technologies, including GenAI. Your skills and experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
skills by exploring and experimenting with emerging technologies, including GenAI. Your skills and experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity ...

DevOps Engineer

Hiring Organisation
Zeus | AI-Powered Logistics
Location
Slough, Berkshire, UK
Employment Type
Full-time
create or update your LinkedIn account to reflect your employment with Zeus Labs Our tech stack Languages/Frameworks: TypeScript, Angular, React, Express, Python (FastAPI) Testing: Jest (backend unit), planned Cypress + backend acceptance tests Data: PostgreSQL (TypeORM), DynamoDB, Valkey Architecture: SNS/SQS event-driven systems Infrastructure: Amplify ...

Python Developer

Hiring Organisation
Propel
Location
Slough, Berkshire, UK
Employment Type
Full-time
Qualifications: ● 3+ years of experience in backend development. ● Strong proficiency in Python. ● Experience with microservices architecture and distributed systems. ● Familiarity with frameworks such as FastAPI (Python). ● Proficiency in working with databases like PostgreSQL, MySQL, MongoDB, or Cassandra. ● Experience in developing and consuming RESTful APIs. ● Knowledge of containerization and orchestration ...

Python/ AI Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£55,000 - £75,000 per annum
protection, and API security. About You Python Development: Proficient in Python 3.x (OOP, data structures, exception handling, modules); experience with requests, pandas, numpy, asyncio, FastAPI/Flask; familiar with type hints, virtual environments, and dependency management (pip, poetry). (Reviewing and refactoring existing code in manageable modules added advantage). ...

Graduate / Junior Full Stack Developer

Hiring Organisation
TECHNE
Location
Slough, Berkshire, UK
Employment Type
Full-time
engineering work with real impact - not just bug fixing or maintenance. Tech Stack You'll Learn Frontend: TypeScript, React, Next.js Backend: JavaScript/Python (FastAPI or similar), PostgreSQL Cloud: AWS (API Gateway, Lambda, Timestream DB, IoT Core) DevOps: Docker, CI/CD pipelines Data: IoT, time-series data, geolocation, vehicle ...

Senior/Lead Full Stack Developer React / Python AI Start up!

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
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 ...

Founding Software Engineer

Hiring Organisation
Synkka LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
where your work directly influences how global delivery works. The Stack We work at the frontier of software engineering and AI: Backend: Python + FastAPI Frontend: React Infra: Azure (infra-as-code, CI/CD, observability) AI Stack: LLM pipelines for agentic codegen, testing, and self-healing interfaces What ...

Product Technical Lead

Hiring Organisation
C4S Search Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £83,000 per annum
Continuously improve systems, processes, and infrastructure to enhance scalability, performance, and delivery speed. YOUR KEY SKILLS: Strong software engineering background with advanced Python skills (FastAPI or similar) and solid SQL/database expertise. Experience delivering end-to-end software products and designing scalable, cloud-based systems with CI/ ...

Software Engineer - New Launch Hedge Fund

Hiring Organisation
Radley James
Location
Slough, Berkshire, UK
Employment Type
Full-time
Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency in Python and familiarity with data workflows and backend frameworks (FastAPI/Flask). No sponsorship available – candidates must have the right to work in the UK. ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Southampton, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Woking, Surrey, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Dartford, Kent, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Maidstone, Kent, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Guildford, Surrey, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Slough, Berkshire, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full Stack Engineer

Hiring Organisation
Prism Digital
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
tooling AI-driven product concepts (LLMs, automation, data intelligence) Working closely with engineering squads to transition validated prototypes into production Bonus Experience: Python and FastAPI exposure Experience with cloud-based data architecture in Azure Dashboarding or data-heavy UI experience Background in AI-infused product development Experience working with complex ...

Full-stack Engineers - Join our Talent Pool!

Hiring Organisation
Allegis Global Solutions
Location
Slough, Berkshire, UK
Employment Type
Full-time
experience, including but not limited to: Experience in front-end development, with expertise in frameworks such as React. Experience in Python development (e.g., using FastAPI) for backend services. Comfortable working with modern, cloud-native technologies and continuous deployment practices. Strong skills in JavaScript/TypeScript and similar. Understanding best practices ...

Full Stack Engineer

Hiring Organisation
Futuria
Location
Slough, Berkshire, UK
Employment Type
Full-time
products that redefine how humans and intelligent agents collaborate. Key Responsibilities Design, implement, and maintain scalable back-end systems and RESTful APIs using Python (FastAPI/D) Apply domain-driven design and test-driven development to build microservices using agile methodologies, with a focus on reliability Develop, test, and deploy … build meaningful, production-ready tools at the frontier of LLMs, agentic AI, and enterprise software. Essential: Strong experience with Python and proficiency in FastAPI or Django Proven experience building secure, enterprise-grade, public-facing software in an agile delivery environment Familiarity with SQL and NoSQL databases, including PostgreSQL, Redis ...

Senior Backend Engineer

Hiring Organisation
M-XR
Location
Slough, Berkshire, UK
Employment Type
Full-time
with the experience that defines how we do it. What you will do Design and implement user-facing APIs to support frontend user flows (FastAPI) Build robust user authentication, authorisation, and account management (Auth0) Integrate payment processing and subscription management (Stripe) Design and manage user databases and data models (MongoDB ...

Senior Software Engineer (Full-stack)

Hiring Organisation
Primis
Location
Slough, Berkshire, UK
Employment Type
Full-time
work across our Python and TypeScript stack, contributing wherever the team needs you most. What You'll Be Doing: Develop and maintain FastAPI (Python) and Next.js (TypeScript) applications. Own features end-to-end - from user interface through to infrastructure and internal tooling. Navigate and contribute to diverse codebases across ...

Senior Engineer

Hiring Organisation
Hays
Location
Slough, Berkshire, UK
Employment Type
Full-time
integrations (Appsflyer, Firebase, sGTM) Design cloud solutions in Azure with alerting and failover Ensure scalability and reliability across global operations Tech Stack: Python (Flask, FastAPI) Azure (Event Hub, Functions, Data Factory) Snowplow Snowbridge APIs (Appsflyer, Firebase, sGTM) JavaScript (GTM tags) Event-driven tools (Kafka, RabbitMQ) Monitoring (Grafana, Prometheus) If this ...