1 to 25 of 135 FastAPI Jobs in the UK

Senior Python Engineer

Hiring Organisation
Method-Resourcing
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Looking For Essential Professional Python development experience (5+ years) Strong understanding of software design patterns and engineering principles Experience with frameworks such as FastAPI, Django, or Flask Solid knowledge of RESTful APIs and distributed systems Experience working with relational and NoSQL databases Strong testing experience (PyTest, unit, integration, and automated ...

Senior Software Development Engineer

Hiring Organisation
Jobleads-UK
Location
Dudley, England, United Kingdom
security) Strong experience with modern frontend frameworks (React, Vue, Angular, or equivalent) Strong experience with backend frameworks and API development (e.g., Node.js/Express, FastAPI/Django/Flask, ASP.NET, Spring Boot, or similar) Experience with relational and NoSQL databases (e.g., PostgreSQL, SQL Server, DynamoDB, MongoDB, Cosmos) including data modeling ...

GenAI Full Stack Engineer - Consultant / Senior Consultant - Digital Excellence

Hiring Organisation
Capgemini
Location
Manchester, United Kingdom
Employment Type
Full Time
Security Check) Clearance or be eligible for such level of clearance. Technical Expertise 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 - Digital Excellence

Hiring Organisation
Capgemini
Location
Glasgow City, United Kingdom
Employment Type
Full Time
Security Check) Clearance or be eligible for such level of clearance. Technical Expertise 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 Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
another complex enterprise technology environment. Advanced backend engineering experience with Java 8+, Spring Boot, and microservices‐based architectures. Strong Python development experience, preferably with FastAPI or similar modern API frameworks. Proven experience designing and building cloud‐native, distributed, scalable, and resilient systems. Hands‐on experience with Kafka or similar event ...

Senior Full Stack Engineer

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
with production web applications Strong skills in TypeScript, JavaScript, React, and Node.js Experience with backend development in Python or Go and frameworks such as FastAPI Familiarity with PostgreSQL, Redis, and REST API design and integration Experience with test-driven development and CI/CD workflows Experience integrating AI technologies such ...

Agentic / GenAI Consultant / Senior Consultant

Hiring Organisation
Capgemini
Location
Glasgow City, United Kingdom
Employment Type
Full Time
Redux, Zustand, Jest, Cypress. Build AI product UX patterns (streaming, review loops, provenance/citations, long-running tasks, error-recovery Backend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask, RESTful APIs. Databases & Storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud & DevOps: Azure (App Services, OpenAI ...

GenAI Engineer

Hiring Organisation
Stealth iT Consulting
Location
England, United Kingdom
coaching and mentoring team members, fostering skill development within the team. Your Profile: 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 with ...

Principal, Cloud Software Engineer

Hiring Organisation
Jobleads-UK
Location
Cambridge, England, United Kingdom
maintain full stack web applications using Python, Java, C++ and modern frontend frameworks. Build scalable backend services and APIs using Python frameworks such as FastAPI, Flask, or Django. Develop responsive, intuitive, and secure user interfaces using React, TypeScript, JavaScript, HTML5, CSS and Tailwind. Build healthcare and research applications that support ...

GenAI Fullstack Engineer

Hiring Organisation
Sanderson Government and Defence
Location
United Kingdom
Employment Type
Permanent
Salary
£70,000
Security Check) Clearance or be eligible to obtain and maintain this level of clearance. Technical Expertise Backend Development Experience building microservices using Python with FastAPI, TypeScript with Express, or equivalent technologies. Frontend Development Experience developing React applications using TypeScript. Familiarity with frameworks such as Next.js, Vite, or similar. Generative ...

Senior Engineer - PayE

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
years of professional software development experience with a proven track record of building high-performance, client-facing web applications. Backend Stack: Proficient with Python, FastAPI, PostgreSQL, Redis , and designing secure REST APIs . Frontend Stack: Proficient with TypeScript, React, Jest , and Storybook . Experience with Micro Frontends (MFEs ...

Engineering Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Systems Manager Parameter Store Microsoft Entra ID, Managed Identities, Azure Key Vault Encryption, network security, RBAC, Zero Trust principles. Application Engineering Backend : Python (Flask, FastAPI), .NET/.NET Core, RESTful APIs and GraphQL, Microservices and event-driven architectures Data modelling, transformation and optimisation Data lake and lakehouse architectures Data governance ...

Software Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with Python and Django on a service-oriented architecture deployed at scale on Kubernetes. The rest of the tech stack includes Django REST Framework, FastAPI, PostgreSQL, AWS, React.js, Docker, Redis, Celery, Pandas, NumPy, Git, Jenkins, and Elasticsearch. We put significant emphasis on design patterns, code readability, automated testing, maintainability ...

Senior Software Engineer - Backend

Hiring Organisation
Fitch Group
Location
Greater London, United Kingdom
Employment Type
Full Time
technical engineers. Demonstrated experience delivering enterprise-scale software platforms, APIs, and distributed systems. Strong proficiency in C++, Java (Spring Boot), and/or Python (FastAPI or similar), with the ability to guide engineering teams on architecture, design, and implementation. Experience designing, building, and supporting RESTful APIs and microservices-based architectures. ...

Senior Full Stack Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
such as Kafka Expertise in database systems including Redis, Elasticsearch, Neo4j, and PostgreSQL Proficiency in developing APIs using a backend framework (such as Django, FastAPI, Flask, or Express) Commercial experience in front-end development including at least one web development framework, preferably Vue.js Be comfortable with Unix systems Strong problem ...

AI Consulting –Sr. AI Architect & Client Partner

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
field. Master’s preferred. Skills and Personal attributes we would like to have: Core Knowledge Expected Programming & engineering : expert Python; REST APIs and microservices; FastAPI; distributed systems; cloud-native architecture. LLM application delivery: prompt engineering, tool and function calling, RAG, and at least one production Agentic AI system. Cloud ...

Python Technical Lead FinTech

Hiring Organisation
Run-Time Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
technical roadmap, guide architectural decisions, and ensure engineering excellence across backend services. Python Engineering Design and build robust, secure, and scalable microservices using Python (FastAPI, Django, Flask). System Architecture Lead the design of distributed systems, event-driven architectures, and high-availability platforms. Team Mentorship Coach engineers, conduct code reviews ...

Site Reliability Engineer (SRE) / Platform Engineer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Strong knowledge of Kubernetes and container orchestration technologies. Commercial experience developing with Python . Experience building and supporting backend services and APIs, ideally using FastAPI . Strong knowledge of Terraform and Infrastructure as Code principles. Experience designing highly available, resilient, and secure cloud environments. Strong troubleshooting and incident management skills ...

BXTI - Liquid Credit, Full Stack Software Engineer, Associate

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
order, execution, trade processing) to support LCS, which manages $114B in AUM across diverse fixed‐income portfolios. Key Technologies C#, React/Angular, Typescript, FastAPI, Python, Terraform, SQL, AWS ECS, AWS Lambda, AWS DynamoDB, AWS SNS/SQS, CI/CD (GitLab Runners), Snowflake. Responsibilities Use cloud‐native technologies ...

Principal Software Engineer (Back-End)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Head of Platform. Responsibilities Back-end development & architecture Design, develop, and maintain scalable back-end services and APIs using Python and modern frameworks (FastAPI). Design and build high-performance API endpoints to handle complex hierarchical data queries and multi-dimensional aggregations for grid modelling computations. Ensure system reliability, performance ...

Senior Software Engineer (Java Or Python) - VP

Hiring Organisation
Jobleads-UK
Location
Belfast City District, Northern Ireland, United Kingdom
application development with strong expertise in **Java or Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend experience with **modern JavaScript frameworks** (React, Angular, or Vue)* Experience designing and delivering **scalable, cloud‐native applications*** Exposure to Gen‐AI concepts including ...

Senior Software Engineer (Java Or Python) - VP

Hiring Organisation
Jobleads-UK
Location
Belfast City District, Northern Ireland, United Kingdom
application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript frameworks (React, Angular, or Vue) Experience designing and delivering scalable, cloud‐native applications Exposure to Gen‐AI concepts including ...

Software Engineer (Applied AI)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
experience in a meaningful business domain. Contribute across the tech stack : You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing features in addition to innovative ML work. Live on the cutting edge ...

Data Decisioning Manager

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Agentic AI frameworks - LangChain, LangGraph, AutoGen, or similar; building multi-step autonomous workflows Machine Learning - model development, training, evaluation, and deployment APIs & backend development - FastAPI, REST APIs, microservices architecture Vector databases & embeddings Cloud platforms - Azure GCP, or AWS; deploying and managing AI/ML workloads at scale Version control & MLOps ...

Full Stack Software Developer

Hiring Organisation
Reed
Location
Guildford, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum, Inc benefits
skills. Proficiency in modern frontend technologies (HTML, CSS, Tailwind, JavaScript/TypeScript, Vue.js React or equivalent) Experience in backend technologies (Laravel/PHP, Python FastAPI Experience using AWS including - ECS, IAM, RDS, CloudWatch, and terraform or infrastructure as code Experience with version control (Git), and CI/CD pipelines Detail ...