51 to 75 of 110 FastAPI Jobs in the UK excluding London

GenAI-Driven Senior Software Engineer (Java/Python)

Location
Belfast City District, Northern Ireland, United Kingdom
Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore Gen‐AI concepts, APIs, and scalable architectures while mentoring mid‐level staff ...

Full-Stack Engineer - React/Python, Flexible Hours

Location
Manchester, England, United Kingdom
join our team in Manchester. You will own features across frontend and backend, building in React/TypeScript and Python (Flask/Django/FastAPI), and integrating with Dynamics 365. You’ll design APIs, create Power BI reports, and collaborate with business stakeholders on delivery, testing, and deployment. The role ...

Senior Product Engineer (£100k + benefits)

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

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 ...

Senior Software Engineer

Location
City of Edinburgh, Scotland, United Kingdom
What we’re looking for: Strong experience as a Senior Software Engineer in a product-led, SaaS, or platform environment Strong backend API design (FastAPI or similar) PostgreSQL, SQLAlchemy, and solid data modelling experience Understanding of service-oriented architecture and system design principles Cloud experience (ideally AWS), plus Docker ...

Python Data Modelling Specialist

Hiring Organisation
Robert Walters
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
code quality, and testing. What We Are Looking For: Python & Pydantic: 5+ years of professional Python experience, with deep practical knowledge of Pydantic and FastAPI for data validation and schema design. Data Governance : Proven background in logical data modelling, data taxonomies, lineage, and enterprise data life cycles under modern ...

Research Associate (GreenAVM Project) (Part-time)

Location
Manchester, England, United Kingdom
related discipline Experience building web applications (full-stack or back-end development) Proficiency in Python and familiarity with web frameworks (e.g., Flask, Django, FastAPI, or Streamlit) Experience deploying applications to cloud platforms (e.g., AWS, Azure, or GCP) Experience with API integration and working with external data sources Desirable Criteria ...

Machine Learning Engineer - SC (DV Clearable) - Perm

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Salary
£60,000
Large Language Models (LLMs). Experience in areas of model development, data processing and streaming (Spark, Kafka), microservices in python (Flask or FastAPI), and interactive visualisations and User Interfaces (Streamlit, Plotly, Gradio etc). These lists are not exhaustive, if you feel you're covering some ...

Senior Engineer

Location
Manchester, England, United Kingdom
business goals. Contribute to internal knowledge sharing and mentor junior engineers. Skills and experience: Required: Proven expertise in utilizing Python-based frameworks such as FastAPI for API development, Celery for task management, and Postgres for database solutions. Experience with vector and graph databases, and RAG-based architectures. Experience of with ...

Senior Application Development Lead – Generative AI (Gen AI), Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
native architecture, production APIs, and monitoring/observability tools**, with an emphasis on reliability and scalability* **Strong hands**‐**on software engineering skills**, including **Python, FastAPI, async programming patterns**, and building high‐performance AI‐powered APIs* **Understanding of AI system evaluation, safety, and governance**, including hallucination handling, guardrails, feedback loops ...

Software Engineer II, Agentic AI

Location
Oxford, England, United Kingdom
options and contribute to implementation plans. Design, develop, test and maintain cloud-native microservices and REST APIs using Python and relevant frameworks such as FastAPI , FastMCP and Temporal. Contribute to LLM-powered applications and the supporting services used to develop, deploy, observe and operate them. Integrate data technologies such … Sound Python development skills and the ability to produce readable, maintainable and tested code. Working knowledge of API development and a framework such as FastAPI, Flask or Django. Working knowledge of AWS services and cloud‐native application concepts. Working knowledge of Docker, Kubernetes, CI/CD and Unix/Linux ...

Software Engineer II – AI & Cloud Microservices

Location
Oxford, England, United Kingdom
Agentic AI team in Canada. You will design, build and support AI-powered cybersecurity capabilities, delivering cloud-native microservices and REST APIs with Python, FastAPI and Temporal. You will collaborate across engineering, product, DevOps and security to ensure secure, scalable services and responsible AI practices. The role emphasizes cloud-native ...

Senior Azure AI Full-Stack Developer (Hybrid, Reading)

Location
Reading, England, United Kingdom
enterprise customers. You’ll work across customer projects, turning business needs into production-grade software using React, Node.js, .NET/C#, Python and FastAPI, with a focus on secure, scalable solutions in Azure. This hybrid role combines hands-on development with mentoring and defining reusable AI patterns. #J-18808-Ljbffr ...

Senior Python Developer — Hybrid Role in Credit Risk Tech

Location
Belfast City District, Northern Ireland, United Kingdom
Belfast. You will design and deliver innovative tech solutions for front office and Credit Risk, collaborating with onshore and offshore teams using Python, FastAPI and modern ML tooling. The role requires 5+ years of Python experience, hands-on development, and familiarity with CI/CD, Kubernetes, and large language models. ...

Python Developer – Front Office Credit Risk Tech

Location
Belfast City District, Northern Ireland, United Kingdom
Citi is seeking a Python developer to join the Wholesale Credit Risk Technology team. The role focuses on building enterprise-scale applications using Python, FastAPI, and modern AI techniques, collaborating with onshore and offshore teams to deliver front-office and credit-risk solutions. The ideal candidate has 3+ years ...

Senior Software Engineer: AI-Driven Finance, Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Software Engineer (Java or Python) to help shape tech for global finance. You will work on full‐stack development, leveraging Spring Boot, Flask/FastAPI, and modern JS frameworks. Expect cloud-native design, Gen‐AI concepts, and involvement across architecture, infrastructure, and AI integration. Hybrid work with mentorship and growth ...

Python Developer

Hiring Organisation
Brillio Europe (Formerly CloudStratex)
Location
Glasgow, Scotland, United Kingdom
years of recent, hands-on Python development , including ownership of production services, reusable libraries and automation—not only scripts, notebooks or data analysis. Practical FastAPI and Pydantic experience covering API creation, schema design, complex validation, serialization, async processing, error handling and testing. Strong conceptual, logical, physical and metadata modelling , including ...

AI Product Engineer

Location
Luton, England, United Kingdom
Confident and articulate with the ability to communicate technical ideas effectively Commercially minded and willing to challenge ideas confidently Nice to Have Experience with FastAPI Key Responsibilities Build AI agents, LLM-powered products, and AI workflows Turn vague problems into production-ready solutions Manage the full product lifecycle from client ...

Senior Data Scientist

Hiring Organisation
Sirius Analysis Limited
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
benefits, pension (7% contribution), 25 days holiday & life insurance
translating customer requirements intotechnical requirements and development objectives. Pythonexpertisecovering standard data sciencelibraries (NumPy, pandas, matplotlib, Scikit-learn,PyTorch, etc),web frameworks (Flask or FastAPI) and visualisation(Dash,Plotly,&Streamlit). Proficient inSQL. Working with unstructured data Building customer and stakeholder relationships. Supporting and leading authoring of technical reports and presenting ...

ML / Backend Engineer @ Sqwish

Location
Cambridge, England, United Kingdom
Nice to have, but teachable on the job Some experience or interest in ML Experience with Rust, Axum, Tokio, SQLx, or PyO3 Experience with FastAPI, Pydantic, SQLAlchemy, Alembic, pytest, mypy, or Ruff Familiarity with Postgres, Redis, event-driven systems, queues, or streaming architectures Experience with OpenTelemetry, Prometheus, Grafana, Loki, Tempo ...

Staff Private Cloud Engineer

Location
Cambridge, England, United Kingdom
environments. Own and drive IaC (Terraform, Ansible) practices by defining reusable IaC modules and patterns for reliable and repeatable builds. Develop platform services, APIs (FastAPI) and automation using Python. Drive improvements in reliability, scalability and performance. Lead incident response, fixing and root cause analysis. Work across compute, networking and storage ...

Applied AI Engineer, Markets Operations - Associate

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Science, Software Engineering, a related field, or equivalent practical experience Demonstrate strong Python programming skills Design, develop, and integrate RESTful APIs, such as with FastAPI Build and support ETL and data pipeline engineering workflows Apply Infrastructure as Code practices, such as Terraform, and work within CI/CD pipelines Design ...

Full Stack Engineer: Angular + FastAPI Expert

Location
Tipton, England, United Kingdom
ThoughtWin in Tipton, United Kingdom is seeking an experienced Full Stack Developer to join our dynamic development team. The ideal candidate will have strong expertise in Angular frontend development, Python Fast API backend implementation, and ...

Senior Python Engineer — Architect AI Data Platform

Location
Glasgow, Scotland, United Kingdom
platform connecting data mesh and AI tools, designing ingestion pipelines to governed retrieval services, and mentoring teammates. You will work hands-on with Python, FastAPI APIs, CI/CD, and cloud infrastructure, shaping architecture while collaborating across engineering, product, and data science. #J-18808-Ljbffr ...

Senior Gen AI Lead – Enterprise AI Solutions

Location
Belfast City District, Northern Ireland, United Kingdom
balancing performance, cost, and reliability, with strong cross-team collaboration. The role demands deep ML/DL grounding, hands-on development in Python with FastAPI, Docker, and cloud-native patterns, and a focus on responsible AI governance within agile practices. #J-18808-Ljbffr ...