1 to 25 of 208 Permanent FastAPI Jobs in England

Systems Developer

Hiring Organisation
Massenhove Recruitment Limited
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
Strong understanding of Python fundamentals, object-oriented programming, and design patterns Experience with at least one modern Python web framework (e.g. Django, Flask, or FastAPI) Solid understanding of relational databases (e.g. PostgreSQL, MySQL, SQL Server) and SQL Experience with version control (Git) and collaborative workflows (e.g. GitHub, GitLab, Bitbucket) Experience ...

Senior Fullstack Engineer (Python + React.js)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with a strong focus on building scalable, high‐performance systems. Technical Skills: Python expertise, with hands‐on experience building backend services and APIs using FastAPI, Flask or similar. Experience in designing and developing end‐to‐end (E2E) tests to ensure smooth integration between backend and frontend components. A solid understanding ...

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
environment. The role is Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management Docker ...

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 ...

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

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
active SC (Security Check) Clearance or be eligible for such level of clearance.Technical ExpertiseBackend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalentFrontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite.GenAI Frameworks: Familiarity with tools like ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, UK
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 Python Engineer

Hiring Organisation
Method Resourcing
Location
London, UK
native deployments and infrastructure automationWhat We're Looking ForEssentialProfessional Python development experienceStrong understanding of software design patterns and engineering principlesExperience with frameworks such as FastAPI, Django, or FlaskSolid knowledge of RESTful APIs and distributed systemsExperience working with relational and NoSQL databasesStrong testing experience (PyTest, unit, integration, and automated testing)Experience ...

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 ...

Senior Backend Engineer (Python)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Looking For Required 7+ years of professional backend engineering experience. Expert-level Python development experience. Strong experience with modern Python web frameworks (FastAPI, Django, Flask or similar). Deep knowledge of PostgreSQL and relational database design. Experience building scalable REST APIs and backend services. Strong understanding of distributed systems ...

Senior Software Engineer — Pricing AI (Manchester)

Hiring Organisation
Datalex
Location
Manchester, UK
caching, and Kinesis/SQS for streaming and queue-based integration — including customer-facing "bring your own stream" pipelines.Develop robust RESTful APIs and services (FastAPI) that expose pricing and data functionality. Ensure they are secure, well-documented, and performant at scale.Write and maintain comprehensive tests using PyTest. Ensure new features ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Birmingham, UK
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
London, UK
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Full Stack Developer

Hiring Organisation
Version 1
Location
Manchester, UK
technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn ...

Senior Engineer - Payments

Hiring Organisation
ebury
Location
London, UK
5+ 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) is a major plus.DevOps & Cloud ...

Senior Engineer - Payments

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) is a major plus. ...

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 Ratings
Location
London, UK
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. Strong ...

Senior Software Engineer – Python / AWS / Cloud (SC or DV Cleared)

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
backend services Familiarity with CI/CD pipelines and cloud deployment Comfortable working in secure or regulated environments Nice to Have Experience with FastAPI, Flask, Django , or similar frameworks Exposure to frontend technologies (React, Next.js, Angular) Experience with containerisation (Docker, Kubernetes) Background in public sector, defence, or government programmes Understanding ...

Junior Developer

Hiring Organisation
Avanti Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 55,000 Annual
machine learning projects Experience contributing to the deployment of an ML solution as part of a team Experience with React, AWS, Django, Flask, FastAPI, REST APIs, Git or CI/CD would also be beneficial. You do not need to be a machine learning specialist. However, you should have practical ...

Junior Developer

Hiring Organisation
Avanti Recruitment
Location
Hackney, Greater London, Old Street, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
machine learning projects Experience contributing to the deployment of an ML solution as part of a team Experience with React, AWS, Django, Flask, FastAPI, REST APIs, Git or CI/CD would also be beneficial. You do not need to be a machine learning specialist. However, you should have practical ...

AI Engineer - Remote / Contract

Hiring Organisation
Jobleads-UK
Location
Brighton, England, United Kingdom
Engineer or Software Engineer with strong AI/ML exposure Technical Skills Advanced Python (asyncio, type hinting, Pydantic) Backend/API development with FastAPI/Flask/Django Agentic frameworks (LangChain, LangGraph, Microsoft Agent Framework) IaC (Terraform) PostgreSQL, plus exposure to NoSQL and vector databases Work effectively with data scientists ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Design (SbD) frameworks. Full-Stack Engineering (Web & APIs) 4+ years of production experience with modern Web stacks (TypeScript, React, Node.js, or Python/FastAPI). Strong API design experience (REST, GraphQL, gRPC, WebSocket) and relational/non-relational database design (PostgreSQL, SQLite). Systems & Mobile Architecture (Android ART) Proficiency ...

Full Stack Software Engineer

Hiring Organisation
Faculty
Location
London, UK
paired with a strong eye for intuitive UI/UX design.You possess solid backend development skills in Python or TypeScript frameworks (such as FastAPI, Flask, or Django) and are comfortable managing the full application lifecycle.You are experienced in deploying software within cloud environments like AWS, Azure, or GCP, ideally using ...

Senior Software Developer

Hiring Organisation
Stantec
Location
London, UK
user experience.Required QualificationsExperience: 5+ years of professional software development experience.Python Mastery: Expert-level knowledge of Python and at least one mainstream framework (e.g., Django, FastAPI, or Flask).Front-End Proficiency: Highly desirable experience with Angular, HTMX, and Alpine.js. You should be comfortable choosing the right tool for the specific ...