FastAPI Jobs in London

26 to 50 of 130 FastAPI Jobs in London

Product Engineer ( Full Stack )

London, United Kingdom
W Talent
a traditional product management function Consider business and regulatory contexts when designing and delivering functionality Tech Stack The engineering team leverages a modern and scalable technology stack: Backend: Python (FastAPI), Node.js Frontend: React, TypeScript Database: PostgreSQL Infrastructure: AWS, Docker, Terraform CI/CD: GitHub Actions, Pulumi Monitoring & Observability: DataDog, Sentry Data & Analytics: dbt, Metabase Internal Tools: Retool Collaboration: Linear, Slack More ❯
Employment Type: Permanent
Salary: £80000 - £100000/annum Plus Equity
Posted:

Data Scientist

London, UK
Collinson
scikit-learn) and SQL Experience with EDA, data wrangling, and visualization tools (e.g., Matplotlib, Plotly, BI tools) Ability to build, evaluate, and deploy ML models (REST APIs, batch jobs, FastAPI, etc.) Experience operating in cloud environments (AWS preferred) using Docker and Git workflows Strong foundation in statistics, machine learning, and experimental design Proven ability to communicate technical solutions clearly to More ❯
Posted:

Data Scientist

london, south east england, united kingdom
Collinson
scikit-learn) and SQL Experience with EDA, data wrangling, and visualization tools (e.g., Matplotlib, Plotly, BI tools) Ability to build, evaluate, and deploy ML models (REST APIs, batch jobs, FastAPI, etc.) Experience operating in cloud environments (AWS preferred) using Docker and Git workflows Strong foundation in statistics, machine learning, and experimental design Proven ability to communicate technical solutions clearly to More ❯
Posted:

Backend Python Developer

London, United Kingdom
Hybrid / WFH Options
Adecco
code Monitor and enhance performance of tools and services Collaborate across technical teams to build end-to-end data pipelines Essential Skills Proven experience in Python backend development (e.g. FastAPI) Strong cloud-native development skills, ideally with Google Cloud Familiarity with DevOps practices, automated testing (e.g. pytest), and agile methodologies Passion for healthcare innovation and continuous learning Bonus: Background in More ❯
Employment Type: Contract
Posted:

Backend Python Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Adecco
code Monitor and enhance performance of tools and services Collaborate across technical teams to build end-to-end data pipelines Essential Skills Proven experience in Python backend development (e.g. FastAPI) Strong cloud-native development skills, ideally with Google Cloud Familiarity with DevOps practices, automated testing (e.g. pytest), and agile methodologies Passion for healthcare innovation and continuous learning Bonus: Background in More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

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

City of London, London, United Kingdom
Hybrid / WFH Options
Robert Half
the stack - React on the 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 start-up or scale-up More ❯
Employment Type: Permanent, Work From Home
Posted:

Generative Ai Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Stealth IT
you shape the future of AI-driven solutions. What We’re Looking For: Lead/Managerial experience as a GenAi Developer/Python (With commercial GenAi FS experience) Python - FastAPI Typescript, React, Next.js or Vite LangChain, LangGraph, CrewAI, or Vercel AI (Python or JavaScript) LLM platforms: OpenAI, Anthropic, Mistral, or Llama AWS or Azure Your Responsibilities: Collaborate with the development More ❯
Employment Type: Full-Time
Salary: £55,000 - £88,000 per annum
Posted:

Senior Software Engineer - Full Stack

City of London, London, United Kingdom
Hybrid / WFH Options
Capsa AI
tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience with the following technologies (or similar): Python, FastAPI, Postgres, ElasticSearch, RabbitMQ, LLMs, Typescript, React You enjoy diving deep into the domain, understanding the problem, and focusing on delivering value to the customer. You thrive in a fast paced More ❯
Posted:

Senior Software Engineer - Full Stack

London Area, United Kingdom
Hybrid / WFH Options
Capsa AI
tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience with the following technologies (or similar): Python, FastAPI, Postgres, ElasticSearch, RabbitMQ, LLMs, Typescript, React You enjoy diving deep into the domain, understanding the problem, and focusing on delivering value to the customer. You thrive in a fast paced More ❯
Posted:

Senior Software Engineer - Full Stack

london, south east england, united kingdom
Hybrid / WFH Options
Capsa AI
tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience with the following technologies (or similar): Python, FastAPI, Postgres, ElasticSearch, RabbitMQ, LLMs, Typescript, React You enjoy diving deep into the domain, understanding the problem, and focusing on delivering value to the customer. You thrive in a fast paced More ❯
Posted:

Senior Software Engineer - Full Stack

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Capsa AI
tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience with the following technologies (or similar): Python, FastAPI, Postgres, ElasticSearch, RabbitMQ, LLMs, Typescript, React You enjoy diving deep into the domain, understanding the problem, and focusing on delivering value to the customer. You thrive in a fast paced More ❯
Posted:

AI Python Developer - Fully Remote

N7, Lower Holloway, Greater London, United Kingdom
Hybrid / WFH Options
Vertech Group (UK) Ltd
functionality into production systems, working closely with other developers to deliver scalable, reliable, and well-structured solutions Essential: At least 4 years’ backend development experience Strong expertise in Python (FastAPI, Flask, or Django) Good understanding of backend architecture, APIs, and cloud environments (AWS, Azure, or GCP) Experience integrating AI or LLM APIs and open-source models into live products Hands More ❯
Employment Type: Permanent
Salary: £100000 - £110000/annum + Benefits
Posted:

Software Engineer - Python

London Area, United Kingdom
Primis
and data workflows Create seamless integrations with external systems Champion AI-assisted development practices across the engineering team What You'll Do: Own backend features and API integrations (Python, FastAPI, gRPC, SQL) Adapt and extend auto-generated pipelines and front-end outputs Build connectors for APIs, files, and external systems Integrate LLM-based capabilities with robust evaluation and monitoring Champion More ❯
Posted:

Software Engineer - Python

City of London, London, United Kingdom
Primis
and data workflows Create seamless integrations with external systems Champion AI-assisted development practices across the engineering team What You'll Do: Own backend features and API integrations (Python, FastAPI, gRPC, SQL) Adapt and extend auto-generated pipelines and front-end outputs Build connectors for APIs, files, and external systems Integrate LLM-based capabilities with robust evaluation and monitoring Champion More ❯
Posted:

Software Engineer - Python

london, south east england, united kingdom
Primis
and data workflows Create seamless integrations with external systems Champion AI-assisted development practices across the engineering team What You'll Do: Own backend features and API integrations (Python, FastAPI, gRPC, SQL) Adapt and extend auto-generated pipelines and front-end outputs Build connectors for APIs, files, and external systems Integrate LLM-based capabilities with robust evaluation and monitoring Champion More ❯
Posted:

Software Engineer - Python

london (city of london), south east england, united kingdom
Primis
and data workflows Create seamless integrations with external systems Champion AI-assisted development practices across the engineering team What You'll Do: Own backend features and API integrations (Python, FastAPI, gRPC, SQL) Adapt and extend auto-generated pipelines and front-end outputs Build connectors for APIs, files, and external systems Integrate LLM-based capabilities with robust evaluation and monitoring Champion More ❯
Posted:

Machine Learning Engineer

London Area, United Kingdom
Hybrid / WFH Options
Higher - AI recruitment
with a focus velocity Excellent 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 support Min. 3 months fully More ❯
Posted:

Machine Learning Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Higher - AI recruitment
with a focus velocity Excellent 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 support Min. 3 months fully More ❯
Posted:

Machine Learning Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Higher - AI recruitment
with a focus velocity Excellent 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 support Min. 3 months fully More ❯
Posted:

Machine Learning Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Higher - AI recruitment
with a focus velocity Excellent 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 support Min. 3 months fully More ❯
Posted:

Full Stack Engineer

London Area, United Kingdom
Hybrid / WFH Options
Higher - AI recruitment
that frequently gets deployed to users Strong understanding of product development and navigating large codebases Located in London/Paris and open to working in office Tech Stack: Python FastAPI Typescript + React Open source LLMs On premise deployments Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid More ❯
Posted:

Full Stack Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Higher - AI recruitment
that frequently gets deployed to users Strong understanding of product development and navigating large codebases Located in London/Paris and open to working in office Tech Stack: Python FastAPI Typescript + React Open source LLMs On premise deployments Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid More ❯
Posted:

Full Stack Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Higher - AI recruitment
that frequently gets deployed to users Strong understanding of product development and navigating large codebases Located in London/Paris and open to working in office Tech Stack: Python FastAPI Typescript + React Open source LLMs On premise deployments Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid More ❯
Posted:

Full Stack Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Higher - AI recruitment
that frequently gets deployed to users Strong understanding of product development and navigating large codebases Located in London/Paris and open to working in office Tech Stack: Python FastAPI Typescript + React Open source LLMs On premise deployments Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid More ❯
Posted:

Python Backend Engineer

London Area, United Kingdom
Runtime Group Ltd
paced startup environment. Requirements: 1st class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, Numpy, Pandas, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation and data infrastructure More ❯
Posted:
FastAPI
London
10th Percentile
£65,000
25th Percentile
£73,125
Median
£85,000
75th Percentile
£107,500
90th Percentile
£147,000