1 to 25 of 176 Remote/Hybrid FastAPI Jobs

Senior Fullstack Engineer (Python + React.js)

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 ...

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

Location
Manchester, England, United Kingdom
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 - Consultant / Senior Consultant - Digital Excellence

Location
Glasgow, Scotland, United Kingdom
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 - Consultant / Senior Consultant - Digital Excellence

Location
Greater London, England, United Kingdom
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 Software Engineer, Full Stack

Location
United Kingdom
proven full stack engineering experience with production web applications and backend services Strong skills and programming experience in Python Experience developing web applications using FastAPI, Flask, or Django Experience with frontend development in TypeScript/JavaScript, Next.js, React, and MUI frameworks Familiarity with PostgreSQL, Redis, and REST API design ...

Senior Software Engineer, Full Stack

Location
Cambridge, England, United Kingdom
proven full stack engineering experience with production web applications and backend services Strong skills and programming experience in Python Experience developing web applications using FastAPI, Flask, or Django Experience with frontend development in TypeScript/JavaScript, Next.js, React, and MUI frameworks Familiarity with PostgreSQL, Redis, and REST API design ...

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

Location
Manchester, England, United Kingdom
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 with ...

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

Hiring Organisation
Capgemini
Location
City of Bristol, 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 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 ...

Senior Software Engineer, Full Stack

Hiring Organisation
Roku
Location
Cambridge, Cambridgeshire, United Kingdom
Salary
£ 80 K
years of proven full stack engineering experience with production web applications and backend servicesStrong skills and programming experience in PythonExperience developing web applications using FastAPI, Flask, or DjangoExperience with frontend development in TypeScript/JavaScript, Next.js, React, and MUI frameworksFamiliarity with PostgreSQL, Redis, and REST API design and integrationExperience with ...

Site Reliability Software Engineer (Hybrid)

Location
Greater London, England, United Kingdom
Services, Azure Functions, virtual machines, storage, networking, and monitoring Docker and Linux-based application hosting SQL Server, PostgreSQL, or SQLite IIS, Nginx, Flask, FastAPI, Django, Node.js, or similar web stacks Secure file transfer, API integrations, and healthcare system interfaces Monitoring, alerting, logging, and incident response platforms We offer an excellent ...

Senior Python Engineer (Full Stack)

Location
Greater London, England, United Kingdom
improved UX WHAT WE’RE LOOKING FOR Solid experience with Python in a web application context. You have some experience with web frameworks like FastAPI, Django or Flask. We use FastAPI. Experience with Javascript/Typescript and a modern JS framework such as React, Angular or Vue.js. We generally ...

AI & ML Systems Engineer

Hiring Organisation
Logix Resourcing
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Python, PostgreSQL (with PostGIS for spatial data), Redis, or time-series databases. API & Middleware Development: Experience building robust RESTful APIs and WebSocket pipelines (using FastAPI, Flask) for streaming low-latency data and alert triggers between processing backends and Front End applications. Experience with cloud platforms (eg, AWS, Azure ...

Senior Python Developer - up to 90,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
London, United Kingdom
Salary
£ 80 K
Developer:Design, develop and maintain Python based automation frameworks and scripts supporting network testing, data processing and operational workflowsBuild RESTful APIs using Flask and FastAPI for internal services and cross team integrationsDevelop lightweight web based dashboards and interfaces using HTML, CSS, JavaScript and Jinja2Work with PostgreSQL, MySQL, MongoDB and Redis ...

Senior Full-Stack Developer

Location
Greater London, England, United Kingdom
experience as a Full‐Stack Developer or Software Engineer working on complex applications. Advanced Python and TypeScript skills, with experience using frameworks such as FastAPI, Pydantic, Node.js, Express or Next.js. Strong React experience and confidence building sophisticated, user‐friendly front‐end applications. Strong SQL and database experience, including performance optimisation ...

Senior Software Engineer Python

Location
United Kingdom
environment, this role offers both autonomy and real impact. Requirements Backend Architecture & APIs (Primary Focus) Design and evolve scalable backend services in Python using FastAPI for high-availability, high-throughput workloads. Build well-versioned RESTful APIs aligned to OpenAPI/Swagger, with strong conventions for consistency, idempotency, and backward compatibility. ...

Senior Software Engineer Python

Hiring Organisation
MarkIT Placements
Location
Didcot, Oxfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
environment, this role offers both autonomy and real impact. Requirements Backend Architecture & APIs (Primary Focus) Design and evolve scalable backend services in Python using FastAPI for high-availability, high-throughput workloads. Build well-versioned RESTful APIs aligned to OpenAPI/Swagger, with strong conventions for consistency, idempotency, and backward compatibility. ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Design (SbD) frameworks. 2. 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). 3. Systems & Mobile Architecture (Android ...

Senior Engineer - Payments

Location
Greater London, England, United Kingdom
delivery. What You’ll Bring Track Record: 5+ years building high-performance, client-facing web applications. Backend Expertise: Deep hands-on experience with Python , FastAPI , PostgreSQL , Redis , and secure RESTful APIs. Frontend Proficiency: Mastery of TypeScript , React , Jest , and Storybook . (Experience with Micro-Frontends is a massive bonus). ...

Senior Full Stack Software Engineer

Location
Greater London, England, United Kingdom
technology stack consists of: React Native mobile applications React web applications GraphQL layer using Apollo Server and Apollo Client Python services running Flask and FastAPI Kubernetes based microservice architecture running on Google Cloud Platform Cloud Postgres and Google BigQuery datastores with DBT data transformations Google PubSub and MQTT messaging Terraform ...

Senior Engineer - Payments

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. ...

Forward Deployed Engineer

Location
West of England, England, United Kingdom
Python or TypeScript using clean architecture, OOP, SOLID and DDD Ship full‐stack apps, APIs, agents and workflows with tools like Next.js, React, FastAPI, Fastify, FastMCP and Hono Architect production‐grade agentic applications with LangGraph, AutoGen, Claude Agent SDK, OpenAI Assistants or your own orchestration layer Integrate frontier and self ...

Senior Software Engineer August 6, 2026

Location
Glasgow, Scotland, United Kingdom
design discussions, ADRs, process improvements, and workstream planning. What You’ll Bring Core Significant commercial software engineering experience. Strong Python, with production experience in FastAPI, Django, Flask, or similar. PostgreSQL fluency, schema design, query optimisation, and ORM frameworks such as SQLAlchemy/SQLModel. Commercial experience with TypeScript and React ...

Fullstack Developer

Hiring Organisation
Randstad
Location
London, United Kingdom
Salary
£ 80 K
fullstack or backend-heavy role.Polyglot Proficiency:Strong commercial experience with Ruby (preferably Ruby on Rails) for web application development.Solid proficiency in Python (Django, FastAPI, or similar) with an understanding of data processing.Production experience or a strong foundational knowledge of Rust, particularly in building concurrent, memory-safe, and high-performance applications.Frontend ...

Fullstack Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
backend-heavy role. Polyglot Proficiency: Strong commercial experience with Ruby (preferably Ruby on Rails) for web application development. Solid proficiency in Python (Django, FastAPI, or similar) with an understanding of data processing. Production experience or a strong foundational knowledge of Rust , particularly in building concurrent, memory-safe, and high-performance ...