51 to 75 of 102 FastAPI Jobs in the UK

Senior/Lead Developer (Full Stack) Location: UK - Remote Salary: Up to £90k + performance based bonus and package Stack: TypeScript React Next.js Python FastAPI Postgres Azure We're partnering with a fast-growing technology business building modern platforms that empower security teams, analysts, and defenders to protect the organisations ...

Salary: £70,000 - £140,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used ...

Salary: £60,000 - £85,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used ...

breakaway type of culture that is committed to pushing technical boundaries. No slow processes & red tape here! The Headlines Tech: Python (Django FastAPI) & JS Front End AI Tooling Cursor, OpenAI Agents SDK contained by Docker, K8’s, Helm Huge Scope for Progression – They’re a seriously ambitious group that have ...

algorithms Familiarity with Rust, C++, or other compiled languages Experience with databases and data pipelines (SQL, PostgreSQL, timeseries data, ETL) Backend development experience (e.g., FastAPI, SQLAlchemy) Experience in image analysis or real-time object detection Experience bridging theoretical models with experimental quantum hardware If you are interested in applying cutting ...

Mentor and unblock other engineers through pairing, coaching, and high-signal code reviews. Tech stack & experience: Frontend: TypeScript + React/Next.js. Backend: Python (FastAPI or similar), async/concurrency, API design, operational readiness. Databases: Postgres, data modeling, migrations, query optimization. SaaS authentication & permissions: OIDC/OAuth, JWT, RBAC/ ...

Role Build full-stack, production AI applications from first architecture through to customer-facing delivery. Develop backend, infrastructure, and frontend components using Python, FastAPI, React, TypeScript, and cloud platforms. Deploy GenAI and LLM-based systems, including evaluation, observability, and agent-based workflows. Operate in cross-functional pods embedded into portfolio ...

Rapidly prototype MVPs, validate value with the investment team, and harden the most impactful tools into reliable internal products Build simple internal interfaces using FastAPI, Streamlit, or Next.js to enable intuitive adoption Implement evaluation, observability, and governance to ensure accuracy, reliability, security, and responsible use of AI systems Guide ...

have been dictated to. What you'll need to succeed We're looking for a Senior Back End Engineer, 5+ years Python supported by FastAPI and MongoDB.A solid grounding in modern system architecture and design patterns. Experience with distributed systems, asynchronous workflows and event driven design. Strong knowledge of relational ...

grade systems Hands-on with LLM-powered applications and agent orchestration frameworks (e.g., LangGraph) Experience with stateful systems, caching, and reliability engineering Proficiency in FastAPI, Docker, and Redis Comfortable in a small, senior, high-impact team Why Join? Work on a strategic next-gen AI platform Direct influence on architecture ...

shipped end-to-end: from API layer design through to polished UI, not just one side of the stack Exposure to Python and FastAPI when needing to interact with the core backend layer Bonus points for a design thinking or formal UX background, and experience with WhatsApp Business API, Twilio ...

shipped end-to-end: from API layer design through to polished UI, not just one side of the stack Exposure to Python and FastAPI when needing to interact with the core backend layer Bonus points for a design thinking or formal UX background, and experience with WhatsApp Business API, Twilio ...

shipped end-to-end: from API layer design through to polished UI, not just one side of the stack Exposure to Python and FastAPI when needing to interact with the core backend layer Bonus points for a design thinking or formal UX background, and experience with WhatsApp Business API, Twilio ...

production AI and strong technical fluency in TypeScript. AI Frameworks: Hands-on experience with some of the following LangChain/LangGraph, LlamaIndex, PyTorch , and FastAPI . Modern Infrastructure: Experience with AWS Bedrock/SageMaker and using Docker/Kubernetes to scale agent instances. RAG Expertise: Proven experience building RAG systems ...

fault-tolerant full-stack architectures, ensuring high availability and resilience across Azure-hosted environments Architect robust backend services in Python using modern frameworks (FastAPI, Pydantic), implementing clean API design, efficient data pipelines, and integration patterns within our Azure ecosystem Establish and enforce best practices for the TypeScript/React frontend … architecting and delivering complex applications from concept to production Expert-level proficiency in Python for backend services and data pipelines, including frameworks such as FastAPI, Pydantic, and async patterns Strong proficiency in TypeScript and React for building production-grade frontends, with solid understanding of state management, performance optimisation, and modern ...

FULL STACK ENGINEER - LONDON (WATERLOO, HYBRID) KEY POINTS Salary up to £75,000 Hybrid working - 3 days per week in Waterloo, London Python, FastAPI, PostgreSQL, React or Next.js End-to-end ownership across frontend and backend ABOUT THE CLIENT We're working with an ambitious AI-driven organisation building advanced ...

monitoring of models. Support scalable ML solutions across use cases like recommendations, forecasting, and automation. Work with tools like Airflow, Azure ML, and FastAPI to deliver production-ready systems. Automate model deployment workflows using CI/CD tools (e.g. GitHub Actions, Azure DevOps). Contribute to the reliability, observability … Collaborative team player with excellent communication skills. Technical Stack: Languages: Python (primary), SQL, Bash Cloud: Azure, AWS Tools: MLflow, Azure ML, Airflow, Docker, Fargate, FastAPI Data: Snowflake, Delta Lake, Redis, Azure Data Lake Infra & Ops: Terraform, GitHub Actions, Azure DevOps, Grafana, Azure Monitor Desirable skills/knowledge/experience: Knowledge ...

Steadrock's internal systems: Compute Infrastructure (DGX) Manage our NVIDIA DGX server (Linux environment, CUDA, system health) Build, test, and maintain internal APIs (FastAPI/Flask) Design stable ngrok/reverse-proxy/network connections for remote access Optimise GPU utilisation and monitor performance AI Agent & Automation Development Develop pipelines … What You Need Technical Strong Python Experience with Linux (Ubuntu), bash, SSH Understanding of GPUs, CUDA basics, or willingness to learn fast Experience with FastAPI, Flask or similar Basic networking knowledge (ports, tunnels, proxies) SQL or NoSQL experience Preferred Experience with LLM APIs (OpenAI, Anthropic, DeepSeek, Qwen) Exposure to Docker ...

Company Description Noggin HQ is a VC-backed financial technology company based in Newcastle upon Tyne. Our mission is to build state of the art models that reshape credit scoring in a fairer and smarter ...

Location: Fully Remote UK, Ireland, Portugal Package: £90k – £130k + High Equity + Benefits The Stack: Python (FastAPI), Go, TypeScript, Next.js, GCP, Temporal The Mission: Fixing the plumbing of healthcare! Healthcare data is a mess of fragmented lab results, wearable pings, and antiquated doctor-patient silos. This company is building ...

Location: Fully Remote UK, Ireland, Portugal Package: £90k – £130k + High Equity + Benefits The Stack: Python (FastAPI), Go, TypeScript, Next.js, GCP, Temporal The Mission: Fixing the plumbing of healthcare! Healthcare data is a mess of fragmented lab results, wearable pings, and antiquated doctor-patient silos. This company is building ...

Location: Fully Remote UK, Ireland, Portugal Package: £90k – £130k + High Equity + Benefits The Stack: Python (FastAPI), Go, TypeScript, Next.js, GCP, Temporal The Mission: Fixing the plumbing of healthcare! Healthcare data is a mess of fragmented lab results, wearable pings, and antiquated doctor-patient silos. This company is building ...

Location: Fully Remote UK, Ireland, Portugal Package: £90k – £130k + High Equity + Benefits The Stack: Python (FastAPI), Go, TypeScript, Next.js, GCP, Temporal The Mission: Fixing the plumbing of healthcare! Healthcare data is a mess of fragmented lab results, wearable pings, and antiquated doctor-patient silos. This company is building ...

Location: Fully Remote UK, Ireland, Portugal Package: £90k – £130k + High Equity + Benefits The Stack: Python (FastAPI), Go, TypeScript, Next.js, GCP, Temporal The Mission: Fixing the plumbing of healthcare! Healthcare data is a mess of fragmented lab results, wearable pings, and antiquated doctor-patient silos. This company is building ...

squad. You'll be building backend APIs and deploying them into a modern AWS + Kubernetes environment. 🔑 The Role • Building backend APIs in Python (FastAPI ideally) • Working with PostgreSQL • Deploying services into AWS (EKS preferred) • Managing container workloads in Kubernetes • Building infrastructure with Terraform • Implementing CI/CD pipelines (GitHub … Actions, GitLab, Jenkins, ArgoCD) • Shipping production-grade cloud-native applications 🎯 What We’re Looking For 👉 Strong Python backend development experience 👉 API development (FastAPI highly desirable) 👉 Solid SQL/PostgreSQL knowledge 👉 AWS experience (EKS ideal) 👉 Kubernetes deployment experience 👉 Terraform (Infrastructure as Code) 👉 CI/CD automation experience Nice to have: 👉 Experience ...