1 to 25 of 100 Permanent FastAPI Jobs in England

Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms ...

engineers and leading technical projects Comfortable working in fast-paced startup environments Experience with AI/LLM integrations is highly desirable Python backend experience (FastAPI, Flask, Django) is beneficial Excellent communication and stakeholder management skills This role offers hybrid working, with an office location based in London. For any additional ...

skills by exploring and experimenting with emerging technologies, including GenAI. Your skills and experience: 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 ...

Power BI) Python, JavaScript, TypeScript, Angular or React ASP.NET Core, Entity Framework, REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL databases, vector databases FastAPI and AI service integrations (OpenAI, Claude, Gemini) Docker, Kubernetes (AKS), Azure App Services Azure DevOps, Azure Boards, CI/CD pipelines API Management, OAuth2 ...

environments, and overall delivery capability Tech environment - Not set in Stone Frontend: React, Next.js, TypeScript (or similar) Backend: Node.js (Express, NestJS) or Python (FastAPI, Django) (or similar) APIs: REST, GraphQL (or similar) Databases: PostgreSQL, MongoDB (or similar) AI/Data: Experience integrating AI/ML features via APIs (e.g. OpenAI ...

will design and develop full stack applications across both GenAI and traditional software projects. Required Skills and Experience Backend development using Python with FastAPI or TypeScript with Node.js or Express Experience building microservices architectures React and TypeScript front end development experience Familiarity with Next.js or Vite Experience with Generative ...

architecture decisions, delivery, and continuous improvement of engineering practices. Key Responsibilities Design and deliver scalable, secure web applications Build backend services using Python (e.g. FastAPI, Flask, or Django) Develop modern frontend applications using React and TypeScript Design and maintain RESTful APIs 5+ years’ experience as a full-stack developer ...

will design and develop full stack applications across both GenAI and traditional software projects. Required Skills and Experience Backend development using Python with FastAPI or TypeScript with Node.js or Express Experience building microservices architectures React and TypeScript front end development experience Familiarity with Next.js or Vite Experience with Generative ...

mentor junior engineers and contribute to shaping the wider GenAI capability within the team. Required Skills and Experience * Strong backend development using Python with FastAPI or TypeScript with Node.js or Express * Experience designing and building microservices architectures * React and TypeScript front end development experience * Experience with modern frameworks such ...

architecture decisions, mentor junior engineers and help shape best practices across the engineering team. Required Skills and Experience Backend development using Python with FastAPI or TypeScript with Node.js or Express Experience building microservices architectures React and TypeScript front end development experience Familiarity with Next.js or Vite Experience with Generative ...

leverages graph databases, machine learning, and modern cloud infrastructure to deliver intelligent procurement and customer service solutions. Our stack includes: Backend Services : Python 3.13, FastAPI, async micro-services architecture Data Layer : Neo4j graph database, PostgreSQL, complex data modelling AI/ML : OpenAI integration, semantic search, conversational agents, unstructured data analysis ...

scalable mobile APIs (REST, HTTPS, etc.). Good principles of security management (secrets, protocols, etc.). Experience with some Python web frameworks (Django, Flask, FastAPI, etc.). Desirable Skills 👌 Can speak, or learning to speak, more than one language Experience with real-time and/or in-memory databases Experience ...

culture What They’re Looking For Strong Python backend development experience in production environments (at least2 years) Experience building APIs using frameworks such as FastAPI, Flask or Django Good knowledge of at least one Python-compatible frontend framework Strong experience with AWS services and cloud-native development Understanding of event ...

APIs Work on high-availability, data-intensive applications Collaborate with engineering, data, and business teams Required Experience Strong Python experience (Django, Flask or FastAPI) Proven backend/API development experience Experience within banking or financial services Exposure to cloud (AWS/Azure/GCP) and modern engineering practices Nice ...

specialists to translate concepts into stable, deployable solutions Contribute to system reliability, performance optimisation and engineering best practice Tech Stack: Backend: Python (FastAPI, Flask, Django or equivalent) Frontend: React and modern JavaScript tooling Cloud: AWS (Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) Architecture: Microservices and event ...

specialists to translate concepts into stable, deployable solutions Contribute to system reliability, performance optimisation and engineering best practice Tech Stack: Backend: Python (FastAPI, Flask, Django or equivalent) Frontend: React and modern JavaScript tooling Cloud: AWS (Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) Architecture: Microservices and event ...

specialists to translate concepts into stable, deployable solutions Contribute to system reliability, performance optimisation and engineering best practice Tech Stack: Backend: Python (FastAPI, Flask, Django or equivalent) Frontend: React and modern JavaScript tooling Cloud: AWS (Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) Architecture: Microservices and event ...

specialists to translate concepts into stable, deployable solutions Contribute to system reliability, performance optimisation and engineering best practice Tech Stack: Backend: Python (FastAPI, Flask, Django or equivalent) Frontend: React and modern JavaScript tooling Cloud: AWS (Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) Architecture: Microservices and event ...

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 ...

features end-to-end in collaboration with cross-functional teams. Develop cloud-native and containerised applications using technologies such as Java (Spring Boot), Python (FastAPI), Node.js and modern datastores. Build solutions within an Agile and DevSecOps environment, embedding security and quality throughout the delivery lifecycle. Integrate backend services into ...

capabilities and support planning and capacity needs * Shape architecture from early design through to production * Build and maintain Python APIs (Flask/FastAPI) for model serving * Develop infrastructure for real-time and batch deployments * Design and maintain CI/CD pipelines for models * Ensure code quality, engineering best practice ...

years of experience in developing and deploying production-grade AI/ML or automation solutions Strong proficiency in Python , with hands-on experience using FastAPI , REST APIs, and background task orchestration Deep familiarity with agentic frameworks such as LangChain , LangGraph , CrewAI , ReAct , or similar Understanding of LLM orchestration , including prompt ...

years of experience in developing and deploying production-grade AI/ML or automation solutions Strong proficiency in Python , with hands-on experience using FastAPI , REST APIs, and background task orchestration Deep familiarity with agentic frameworks such as LangChain , LangGraph , CrewAI , ReAct , or similar Understanding of LLM orchestration , including prompt ...

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. ...

simplifying complex workflows for technical users Pragmatic builder. You know when to ship vs. over-engineer Nice to have Experience with Python-based backends (FastAPI/Flask/Django) Exposure to data visualisation, time-series, or experiment-style workflows Familiarity with design systems/component libraries Experience in AI/ ...