1 to 25 of 31 FastAPI Jobs in the Thames Valley

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 ...

Full Stack Engineer

Hiring Organisation
Egregious
Location
Slough, Berkshire, UK
Employment Type
Full-time
Data Scientists, you will also implement novel frontend components to visualise data and support customer insight generation and decision-making. Skills Outstanding Python, FastAPI, asyncio and Postman/Insomnia Strong Git, Docker, Kafka, Kubernetes and Azure/AWS/GCloud Good understanding of Playwright, Selenium/Nodriver, Beautifulsoup Good React ...

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 ...

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 ...

Site Reliability Engineer

Hiring Organisation
Global Fintech
Location
Slough, Berkshire, UK
Employment Type
Full-time
Support, DevOps, SRE, or related technical roles, ideally within financial technology environments. Strong technical expertise with Python, Unix, PostgreSQL, and familiarity with Kafka, CockroachDB, FastAPI, GraphQL, Snowflake, Redis, and QuestDB or equivalent technologies. Proven experience designing and implementing monitoring and alerting tools (DataDog, Grafana). Solid experience with AWS Cloud ...

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
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
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
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 ...

Founding Engineer

Hiring Organisation
Axe
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
requirements, and figuring out what needs building. Curious: You have a genuine interest in voice AI, telephony, and AI agents. Our Tech Stack Python (FastAPI), TypeScript & React (Next.js), PostgreSQL AWS for infrastructure Various AI models and tooling: OpenAI, LangGraph, Google VertexAI The team James (CEO) built and exited a marketplace ...

Founding Engineer

Hiring Organisation
Axe
Location
Slough, Berkshire, UK
Employment Type
Full-time
requirements, and figuring out what needs building. Curious: You have a genuine interest in voice AI, telephony, and AI agents. Our Tech Stack Python (FastAPI), TypeScript & React (Next.js), PostgreSQL AWS for infrastructure Various AI models and tooling: OpenAI, LangGraph, Google VertexAI The team James (CEO) built and exited a marketplace ...

Founding Engineer

Hiring Organisation
Axe
Location
Reading, Berkshire, UK
Employment Type
Full-time
requirements, and figuring out what needs building. Curious: You have a genuine interest in voice AI, telephony, and AI agents. Our Tech Stack Python (FastAPI), TypeScript & React (Next.js), PostgreSQL AWS for infrastructure Various AI models and tooling: OpenAI, LangGraph, Google VertexAI The team James (CEO) built and exited a marketplace ...

Founding Engineer

Hiring Organisation
Axe
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
requirements, and figuring out what needs building. Curious: You have a genuine interest in voice AI, telephony, and AI agents. Our Tech Stack Python (FastAPI), TypeScript & React (Next.js), PostgreSQL AWS for infrastructure Various AI models and tooling: OpenAI, LangGraph, Google VertexAI The team James (CEO) built and exited a marketplace ...

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 ...

Software Engineer (Backend Python)

Hiring Organisation
Tech Talent Network
Location
Slough, Berkshire, UK
Employment Type
Full-time
iterative environment while maintaining high engineering quality Shape backend engineering culture, tooling and processes for a rapidly scaling product Tech Environment Python with FastAPI PostgreSQL Event driven backend services and data heavy workflows Modern AI frameworks and agent driven systems integrated into backend pipelines Engineers who love solving performance, scaling ...

Junior Engineer

Hiring Organisation
Steadrock Capital Limited
Location
Slough, Berkshire, UK
Employment Type
Full-time
Steadrock's internal systems: Compute Infrastructure (DGX) Manage our NVIDIA DGX server (Linux environment, CUDA, system health) Build, test, and maintain internal APIs (FastAPI/Flask) Design stable ngrok/reverse-proxy/network connections for remote access Optimise GPU utilisation and monitor performance AI Agent & Automation Development Build internal … What You Need Technical Strong Python Experience with Linux (Ubuntu), bash, SSH Understanding of GPUs, CUDA basics, or willingness to learn fast Experience with FastAPI, Flask or similar Basic networking knowledge (ports, tunnels, proxies) SQL or NoSQL experience Git disciplinePreferred Experience with LLM APIs (OpenAI, Anthropic, DeepSeek, Qwen) Exposure ...

Full Stack Engineer

Hiring Organisation
Propel
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
work autonomously is key. Key Responsibilities: • Designing and building back-end services in Python • Developing scalable micro-services • Building and consuming RESTful APIs (FastAPI) • Working with relational and NoSQL databases • Supporting React frontend development (initially) • Collaborating closely with product, frontend, and DevOps • Writing clean, maintainable code and contributing to reviews … Following best practices around CI/CD and automated testing Requirements: • 3+ years back-end engineering experience • Strong Python skills • Experience with FastAPI • Microservices/distributed systems experience • Database experience (PostgreSQL, MySQL, MongoDB, etc.) • React experience (commercial or strong hands-on) • Knowledge of Docker/Kubernetes • Exposure ...

Full Stack Engineer

Hiring Organisation
Propel
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
work autonomously is key. Key Responsibilities: • Designing and building back-end services in Python • Developing scalable micro-services • Building and consuming RESTful APIs (FastAPI) • Working with relational and NoSQL databases • Supporting React frontend development (initially) • Collaborating closely with product, frontend, and DevOps • Writing clean, maintainable code and contributing to reviews … Following best practices around CI/CD and automated testing Requirements: • 3+ years back-end engineering experience • Strong Python skills • Experience with FastAPI • Microservices/distributed systems experience • Database experience (PostgreSQL, MySQL, MongoDB, etc.) • React experience (commercial or strong hands-on) • Knowledge of Docker/Kubernetes • Exposure ...

Senior Software Engineer

Hiring Organisation
Addition
Location
Slough, Berkshire, UK
Employment Type
Full-time
Senior Software Engineer (Python - FastAPI) This fast-growing consultancy is pushing the boundaries of AI and data science, helping clients turn complex challenges into scalable, production-ready solutions. They're now hiring a Senior Software Engineer who can blend deep technical expertise with a practical, delivery-focused mindset. Role Overview … data-led software solutions. Developing scalable data pipelines and backend services that support complex modelling work. Setting standards for clean, efficient engineering across Python(FastAPI), SQL and cloud environments. Training, tuning and deploying machine learning models into production. Creating processes for robust data extraction, transformation and management. Integrating new solutions ...