1 to 25 of 44 FastAPI Jobs in Central London

AI Engineer

Hiring Organisation
Cerberus Capital Management
Location
City of London, London, United Kingdom
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 Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
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 Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
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 ...

Generative AI Consultant Engineer

Hiring Organisation
83data
Location
City of London, London, United Kingdom
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 ...

Generative AI Engineer

Hiring Organisation
83zero
Location
City of London, London, United Kingdom
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 ...

Senior Developer

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
years of commercial software development experience. Proven success in high-performing engineering teams within fast-paced environments. Deep expertise in: Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform ...

🐍 Python Developers Wanted DV/SC Cleared

Hiring Organisation
Areti Group | B Corp™
Location
City of London, London, United Kingdom
Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working ...

Senior Data Scientists / Analysts – SC/DV Cleared — Multiple Openings 🌳

Hiring Organisation
Areti Group | B Corp™
Location
City of London, London, United Kingdom
Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch/TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST/JSON, Postman, Flask/FastAPI, Power BI/Tableau, D3.js DevOps & Cloud: CI/CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform/CDK ML Ops & Automation: MLFlow, feature stores ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger ...

Python Developer

Hiring Organisation
Movement8
Location
City of London, London, United Kingdom
Solid understanding of SQL & NoSQL • Experience building scalable mobile APIs (REST, HTTPS) • Good security practices (secrets, protocols, etc.) • Experience with Python frameworks (Django, Flask, FastAPI) Nice-to-Haves • Experience with real‐time or in‐memory databases • Familiarity with modern frontend frameworks • Background in edtech • Knowledge‐sharing (talks, articles, videos) • Exposure ...

Senior AI Engineer

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
Platform (GCP), with a strong focus on Vertex AI services. Build Scalable Backend Services: Develop secure, high-performance APIs and microservices using Python and FastAPI to integrate agentic systems into the wider enterprise architecture. Technical Skillset Requirements Core AI & Frameworks: Agentic Frameworks: Expert-level knowledge of agentic frameworks such ...

Backend Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
improvement in processes and tooling within Agile workflows. Apply best practices in object-oriented design, SOLID principles, and data structures. Tech Stack: Python, FastAPI, Django AWS, Kubernetes, Helm, Terraform PostgreSQL, OpenSearch GitHub Required Experience & Skills: Strong experience building backend services in Python (any framework). Solid understanding of databases ...

Senior Python Software Engineer - £90k - £100k

Hiring Organisation
Creo Recruitment
Location
City of London, London, United Kingdom
technical roadmap: Collaborate with Product, Design, and Data teams to align on priorities and ensure value is delivered incrementally. Core Tech Stack Languages: Python (FastAPI, Flask, or Django) Cloud: AWS (Lambda, ECS/Fargate, S3, DynamoDB, CloudWatch, API Gateway) Data & Messaging: PostgreSQL, Redis, Kafka or SQS CI/CD & Infrastructure ...

Python Data Engineer / Software Engineer with Leading Energy Company

Hiring Organisation
Eaglecliff Recruitment
Location
City of London, London, United Kingdom
Microservices, and functional design patterns Experience working in Agile environments Terraform for IaC Unit testing best practices (PyTest preferred) HTML/CSS React TypeScript FastAPI framework Competitive PAYE Rates Available. With a focus within Energy Trading, Oil & Gas, Financial Markets and Commodities, we offer a transparent Recruitment Service that ...

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

Hiring Organisation
Robert Half
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ...

Senior Backend Engineer (Python / AWS)

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
clean code principles Comfort working in a backend-focused role rather than full stack Strong communication skills and a collaborative mindset Tech Environment Python, FastAPI, Django, AWS, PostgreSQL, OpenSearch, Kubernetes, Helm, Terraform, GitHub Package & Benefits Salary up to £80,000 10% annual bonus Private medical insurance 8% employer pension contribution ...

Senior Backend Engineer

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
Agile process improvement . My client adopts the best tools for the job. Our primary stack includes: Category Tools/Frameworks Language Python Backend FastAPI, Django Cloud/Infrastructure AWS, Kubernetes, Helm, Terraform Data OpenSearch, PostgreSQL Source Control GitHub What You'll Need Strong technical skills to build scalable backend ...

Senior Software Engineer

Hiring Organisation
Techmunity
Location
City of London, London, United Kingdom
ceremony. Strong candidates have typically built and owned significant parts of production systems at startups or scale-ups. The stack includes Python (Flask/FastAPI), GCP and AWS, Terraform, and React/TypeScript. London-based, in-person multiple days per week. Compensation: senior engineers typically start around £120k + equity ...

Backend Engineer

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Contributing through code reviews, pair programming and technical discussions Building and deploying services on AWS using cloud-native tools and services Tech environment: Python, FastAPI, Django, AWS, Kubernetes, Terraform, PostgreSQL, OpenSearch, GitHub, Helm What were looking for in a Back End Engineer: Strong commercial experience building backend systems in Python ...

Senior Python Engineer

Hiring Organisation
Anson McCade
Location
City of London, London, United Kingdom
discussions. Identify opportunities to improve engineering workflow and Agile practices. Tech Stack You’ll work with a modern and flexible tech setup including: Python · FastAPI · AWS · OpenSearch · PostgreSQL · Django · GitHub · Kubernetes · Helm · Terraform What You’ll Need Strong experience building backend systems in Python (any framework). Solid understanding ...

Junior Data Engineer

Hiring Organisation
OTA Recruitment
Location
City of London, London, United Kingdom
with BI tools (e.g., Power BI, Plotly/Dash) for visualization. Experience in frontend development – React/Javascript Experience in structuring APIs – Django, Flask, FastAPI Familiarity with distributed systems (e.g., Spark, Kafka) for large-scale analytics. Knowledge of testing practices (e.g., TDD) in data workflows. Passion for clean, well-documented ...

Machine Learning Engineer

Hiring Organisation
Higher - AI recruitment
Location
City of London, London, United Kingdom
communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare ...

Back-End Engineer - London - Up to £115,000 Starting Base + Exceptional Bonuses/Benefits

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
rapidly growing team, while working on cutting-edge AI technology. What You'll Work On: Design and implement scalable backend systems using Python (FastAPI, Flask, or Django) Integrate AI-generated code into production-ready services Take ownership of projects from idea to production — collaborating across product and AI teams Experiment ...

Software Engineer

Hiring Organisation
develop
Location
City of London, London, United Kingdom
Improve system performance, reliability, and developer experience Contribute to a positive, inclusive, and high-trust engineering culture Tech Stack Languages & Frameworks: TypeScript (Next.js), Python (FastAPI), Node.js Infrastructure: Vercel, Google Cloud Platform Architecture: Monorepo with shared internal packages AI & Data: Production AI features with ongoing development and iteration What They ...