14 of 14 Contract FastAPI Jobs in the UK

Senior Developer

Hiring Organisation
Reed.co.uk
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£80,000 per annum
commercial software development experience. Proven success in high-performing engineering teams in fast-paced environments. Deep expertise in development with: Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Nice to have experience with: TypeScript/JavaScript (NextJS, NodeJS, Tailwind ...

AI Engineer

Hiring Organisation
Certain Advantage
Location
South East London, London, United Kingdom
Employment Type
Contract
relevant as possible, please ensure your CV demonstrates any prior experience you have relating to the below; System Integration & Deployment Model Deployment: Flask, FastAPI, MLflow Model Serving: Triton Inference Server, Hugging Face Inference Endpoints API Integration: OpenAI, Anthropic, Cohere, Mistral APIs LLM Frameworks: LangChain, LlamaIndex for building LLM-powered applications ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
JavaScript/TypeScript Strong understanding of component-based architecture and state management. Hands-on experience in Python service-side development and APIs (e.g., FastAPI ). Familiarity with testing frameworks ( Vitest , React Testing Library ) and pytest for Python. Experience with CI/CD tools and collaborative development workflows using Git/ ...

Full Stack Engineer

Hiring Organisation
eTeam Inc
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £358 per day
looking for a highly skilled Full Stack Engineer with strong expertise across modern frontend and backend technologies, particularly React, Python, Flask, Django, FastAPI, and Node.js. The ideal candidate is capable of designing and delivering scalable, high performance web applications end to end and thrives in an agile, product driven environment. … Responsibilities • Develop robust, scalable, and maintainable full stack solutions using React on the frontend and Python (Flask/Django/FastAPI) or Node.js on the backend. • Build responsive, user-friendly UI components with React, Redux, Hooks, and modern JavaScript standards. • Design and implement RESTful and event-driven APIs using Flask ...

Software Architect - Security Design

Hiring Organisation
Talent Smart Limited
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 650 - 700 Daily
similar Firewall technologies Architecture modelling tools (BizzDesign, Archi, UML or equivalent) Jira for delivery tracking and Confluence for documentation Technology stack Python, JavaScript, Flask, FastAPI, NGINX, Databricks, PostgreSQL, Red Hat Enterprise Linux, GitHub, Jenkins, HashiCorp Vault Qualifications (preferred) Degree in cybersecurity, computer science, software engineering, or related field CISSP, CISM ...

Python Backend Developer

Hiring Organisation
Adroit People Ltd
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £400 to £450 per day
week remote) Contract Job Description : Backend Based: Strong Python any framework, strong backend, Postgress, Agile, need to have AI experience, ChatGPT, Strong in MCP, FastAPI ...

System Developer

Hiring Organisation
Kintec Global Recruitment
Location
Stockholm, United Kingdom
Employment Type
Contract
Senior-level expertise in system development (5-9 years experience) - Proven ability to code and provide leadership within agile teams - Experience with Python, React, FastAPI, SQLAlchemy - Familiarity with agile environments and roles such as business analyst, system developer, and tester - Comfortable collaborating with project managers, solution architects, and product owners ...

Backend Software Engineer AI

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £550 per day
frontend systems to create scalable, high-performance solutions. Day-to-day responsibilities include: Designing and implementing backend services for Python-based web applications (e.g., FastAPI). Integrating AI and ML components into production systems and APIs. Writing high-quality, well-tested, and well-documented code following best practices. Developing … pipelines. Participating in agile ceremonies and code reviews to uphold quality and delivery standards. Tech Stack & Skills Core skills: Strong Python backend development experience (FastAPI or similar frameworks) Cloud-native deployment experience (preferably Google Cloud and Cloud Run) Unit testing experience (pytest or similar frameworks) Familiarity with agile development ...

Python Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
frontend systems to create scalable, high-performance solutions. Day-to-day responsibilities include: Designing and implementing backend services for Python-based web applications (e.g., FastAPI). Integrating AI and ML components into production systems and APIs. Writing high-quality, well-tested, and well-documented code following best practices. Developing … pipelines. Participating in agile ceremonies and code reviews to uphold quality and delivery standards. Tech Stack & Skills Core skills: Strong Python backend development experience (FastAPI or similar frameworks) Cloud-native deployment experience (preferably Google Cloud and Cloud Run) Unit testing experience (pytest or similar frameworks) Familiarity with agile development ...

Python Developer- DevOps & PostgreSQL

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per hour
Job Title: Python Developer- DevOps & PostgreSQL Location:Sheffield- 3Days/week Onsite Duration: 6months+ Contract Inside IR35 500GBP/Day Job Description: Python developer responsible for building scalable automation solutions to streamline database operations. Required ...

Python Developer

Hiring Organisation
Square One Resources
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£300 - £400/day
Job Title : Python Developer Location : Birmingham OR Sheffield (3 days per week on-site) Salary/Rate: £400 per day Start Date: Jan/Feb 2026 Job Type: 12-month (Inside IR35 Contract) Company Introduction ...

Python Developer

Hiring Organisation
TEKsystems
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Python Developer Location: Sheffield - 2/3 days per week Rate: Inside IR35 Job Description: Python developer responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development ...

Python Developer

Hiring Organisation
Middleware Systems
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Title: Python Developer Location: Sheffield, UK (3 days weekly from office) Job Description: Python developer is responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using ...

Software Developer (Python)

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
deployment of secure backend services that support large-scale data platforms. Key Responsibilities Design and build secure, scalable backend services using Python and FastAPI Develop and maintain data pipelines and data engineering solutions Work closely with platform, DevOps, and security teams Contribute to system design, documentation, and continuous improvement Support … deployment into secure cloud and containerised environments Essential Skills Strong Python development experience Commercial experience with FastAPI Data Engineering and data pipeline development Desirable Skills and Experience Deployment & Infrastructure Docker OpenShift AWS EKS Terraform Clearance & Eligibility Requirements Active SC clearance Sole UK National Willing and eligible to undergo DV clearance ...