26 to 50 of 90 FastAPI Jobs in the UK

Lead Software Engineer

Hiring Organisation
MARSH CORPORATE SERVICES LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
pensions covenant/advisory/trustee-facing tools, and strong ability to connect technical design to covenant outcomes. Experience with Python-based services (e.g., FastAPI) and modern web stacks (e.g., Next.js/React.js) in real-world delivery. Practical experience delivering GenAI/agentic solutions (prompt engineering, RAG, governance patterns ...

Senior Product Engineer, £100k + benefits

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
customer value, not just implementation) Evidence of iterative delivery (MVPs, feedback loops, prioritisation) Ability to work with ambiguity and challenge requirements Tech: Python, TypeScript FastAPI, Django, Vue MongoDB, PostgreSQL Kubernetes GCP The money is good too – up to £100k plus benefits including bonus, share options and private healthcare. ...

Senior Software Engineer - Python/Web, office based - London

Hiring Organisation
Tech Talent ID
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 - 85,000 Annual
software solutions, providing technical guidance to a small team, ideally offering experience across. Solid Python web development in a B2B product setting Django FastAPI/Flask beneficial AWS DevOps Agile Please note, this role requires Full Time attendance in their central London office - please only apply if that is something ...

MLOps Engineer

Hiring Organisation
Morson Edge
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - 800 per day + None
observability systems that enable our engineers to ship with confidence. Key Skills: - Solid programming skills in Python (plus experience with web libraries like FastAPI, Flask, or Django) - Hands-on experience with ML model deployment and monitoring in production Knowledge of containerization (Docker) - Experience with CI/CD pipelines and cloud ...

Python Software Engineer - Fintech

Hiring Organisation
Run-Time Group Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
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, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation ...

Quant Developer

Hiring Organisation
TXP Technology x People
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55.00 per hour
continuous improvement across performance, scalability, and reliability Technical Environment You'll be working with a modern, cloud-native stack, including: Languages & Frameworks: Python, Rust, FastAPI, NiceGUI Cloud & Infrastructure: AWS, Docker, Docker Compose, AWS Fargate DevOps & CI/CD: Azure DevOps, CI/CD pipelines, Entra ID Monitoring: Datadog Optimisation: CPLEX ...

SENIOR SOFTWARE DEVELOPER – EDINBURGH OR LONDON

Hiring Organisation
Max Fordham LLP
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £60,000 per annum
Fordham use. The successful candidate will be expected to work with the following core technologies: Programming: Python, JavaScript, TypeScript, SQL, C#, C++ Frameworks & Tools: FastAPI, Jupyter, JupyterHub, Voila, Power BI, GitHub, Vue, Nuxt AEC Platforms & Standards: Revit, Revit API, pyRevit, Rhino, Grasshopper, IES VE (and it’s Python ...

Senior AI engineer - UK Remote

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Translate technical requirements into scalable, maintainable solutions Required Skills & Experience Strong experience in backend, data, or ML engineering Advanced Python skills and experience with FastAPI, Flask, or Django Experience building scalable APIs and microservices Strong SQL and relational database knowledge (PostgreSQL preferred) Experience with AWS and/or Azure cloud … driven systems Experience with CI/CD pipelines, testing, and containerisation Strong problem-solving and communication skills Technology Stack Python, SQL, FastAPI, PyTorch, Transformers/LLMs, Terraform, Databricks, Kubernetes, AWS, Azure, PostgreSQL, Kafka, Git, CI/CD, Knowledge Graphs What's on Offer Fully remote working within the UK Opportunity ...

Python Developer – Investment Banking, London : £120k

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
testing and deployment activities What we’re looking for: 5+ years of Python development experience Strong SQL and data engineering capability Experience with Flask, FastAPI or Django Strong knowledge of Pandas/NumPy Investment banking or capital markets background Exposure to risk, trade lifecycle, reconciliations or derivatives products Nice ...

Senior Python Quant Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 - £900 per day
join on an initial 12-month contract basis. What you'll need to succeed : Extensive hands-on Python Development experience building REST APIs with FastAPI or similar. Strong quantitative background - must have. Strong experience with Pandas, NumPy, and/or SciPy. Good experience with time series or market data models. ...

AI Engineer - Financial Service Consulting

Hiring Organisation
Datatech Analytics
Location
London, United Kingdom
Employment Type
Permanent
business teams Supporting AI deployment, governance and operational rollout Environment Python, SQL LLMs, prompt engineering, fine-tuning, RAG LangChain, LangGraph, Agent frameworks Vector databases, FastAPI, APIs AWS, Azure, GCP or Databricks CI/CD, MLOps and LLMOps Requirements Strong software or data engineering foundations Experience delivering AI or AI-enabled ...

AI Engineer - Financial Services Consulting

Hiring Organisation
Datatech Analytics
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
business teams Supporting AI deployment, governance and operational rollout Environment Python, SQL LLMs, prompt engineering, fine-tuning, RAG LangChain, LangGraph, Agent frameworks Vector databases, FastAPI, APIs AWS, Azure, GCP or Databricks CI/CD, MLOps and LLMOps Requirements Strong software or data engineering foundations Experience delivering AI or AI-enabled ...

AI Engineer - Financial Service Consulting

Hiring Organisation
Datatech Analytics
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
business teams Supporting AI deployment, governance and operational rollout Environment Python, SQL LLMs, prompt engineering, fine-tuning, RAG LangChain, LangGraph, Agent frameworks Vector databases, FastAPI, APIs AWS, Azure, GCP or Databricks CI/CD, MLOps and LLMOps Requirements Strong software or data engineering foundations Experience delivering AI or AI-enabled ...

DevOps Engineer

Hiring Organisation
S Merrick LTD
Location
United Kingdom
Employment Type
Contract, Part Time, Work From Home
wider team. The role You will have experience in work across a broad technical stack including: Node.js (strong experience) Python (Flask/FastAPI) - back end production ready AWS: EC2, RDS, Elastic Beanstalk Docker Ansible Linux/shell scripting CI/CD - Jenkins/Bitbucket Jira The work will include backend ...

Full Stack Engineer -TOP BANK!!

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
productivity across the bank. This role is perfect for someone who enjoys combining modern software engineering with emerging AI technologies. Tech & Projects Include: Python (FastAPI/Flask) JavaScript, REST APIs & SQL Server AI & LLM applications RAG pipelines & agentic AI workflows Locally hosted open-source LLMs Microsoft Power Platform LangChain, LangGraph ...

AI Architect

Hiring Organisation
Vermillion Analytics
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£400 per day
Databricks, AWS (all three ideal) Deep expertise in GenAI, agentic AI, RAG patterns, LLM fine-tuning, and vector databases Strong Python foundations — PyTorch, Transformers, FastAPI, LangChain/LangGraph Experience with MLOps, CI/CD, IaC, and container orchestration at enterprise scale Confident communicator — able to engage CXOs and engineering teams ...

Python Engineering Lead - Fintech

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
good knowledge of cloud based services (they use GCP but AWS or Azure experience is fine) You have experience of building APIs, ideally FastAPI experience You have a good knowledge of CI/CD, testing and deployment You have a thorough understanding of Computer Science fundamentals such as OOP, Data ...

Hybrid Python Senior Software Engineer

Hiring Organisation
17918
Location
Manchester, Lancashire, United Kingdom
development and architectural design. This role is built for a technical leader who prioritizes high-impact delivery over routine maintenance. Tech Stack Backend: Python, FastAPI, Ruby on Rails Frontend: React.js, Next.js, React Native Cloud: AWS, Terraform, Ansible, Docker Logging & Monitoring: Splunk Practices: Cross - functional squads... CRWG1_UKTJ ...

Hybrid Python Senior Software Engineer

Hiring Organisation
Velocity Talent Ltd
Location
Manchester, UK
Employment Type
Full-time
development and architectural design. This role is built for a technical leader who prioritizes high-impact delivery over routine maintenance. Tech Stack Backend: Python, FastAPI, Ruby on Rails Frontend: React.js, Next. xxuwjjq js, React Native Cloud: AWS, Terraform, Ansible, Docker Logging & Monitoring: Splunk Practices: Cross-functional squads... ...

Senior Python Engineer

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 130,000 Annual
within enterprise environments Excellent SQL and data processing skills, including Pandas/NumPy Experience building APIs and Back End services using frameworks such as FastAPI, Flask or Django Previous exposure to trading, risk, PnL or capital markets environments Experience with large-scale data processing, cloud platforms or investment banking systems ...

Senior Python Engineer - Up To £130,000 P/A + Comps - London (Hybrid)

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
experience within enterprise environments Excellent SQL and data processing skills, including Pandas/NumPy Experience building APIs and backend services using frameworks such as FastAPI, Flask or Django Previous exposure to trading, risk, PnL or capital markets environments Experience with large-scale data processing, cloud platforms or investment banking systems ...

Agentic AI Engineer

Hiring Organisation
Russell Tobin
Location
London Area, United Kingdom
LangChain, LangGraph, or similar frameworks Demonstrable experience building Agentic AI systems and AI agents Strong understanding of RAG architectures and LLM optimisation Experience with FastAPI, MCP/FastMCP, or similar technologies Familiarity with cloud-native AI deployments and data-driven applications Important Applications must clearly demonstrate hands-on Agentic ...

Lead ML Engineer - 12 Month FTC

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
production model monitoring. Exeperience with stakeholders and translating business problems into technical solutions. Experience building or integrating APIs, such as with FastAPI, is beneficial. BENEFITS The successful Lead ML Engineer will receive the following benefits: Salary between £80,000 - £90,000 - depending on experience HOW TO APPLY Please register your ...

Lead ML Engineer - 12 Month FTC

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
production model monitoring. Exeperience with stakeholders and translating business problems into technical solutions. Experience building or integrating APIs, such as with FastAPI, is beneficial. BENEFITS The successful Lead ML Engineer will receive the following benefits: Salary between £80,000 - £90,000 - depending on experience HOW TO APPLY Please register your ...

Lead ML Engineer - 12 Month FTC

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
production model monitoring. Exeperience with stakeholders and translating business problems into technical solutions. Experience building or integrating APIs, such as with FastAPI, is beneficial. BENEFITS The successful Lead ML Engineer will receive the following benefits: Salary between £80,000 - £90,000 - depending on experience HOW TO APPLY Please register your ...