1 to 25 of 64 Permanent FastAPI Jobs in the UK excluding London

Senior Full Stack Engineer

Hiring Organisation
Meraki Talent Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
React and be comfortable with containerisation and DevOps methodologies. Experience Full stack software engineering experience Proficiency with Python and associated frameworks – Django, Flask, FastAPI Front end experience in React, JavaScript, Typescript Public cloud experience (AWS ideally but open to Azure or GCP) Familiarity with CI/CD tools Containerised deployments ...

Java Full Stack Engineer

Hiring Organisation
DABSTER SYSTEMS UK LIMITED
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Datadog, New Relic SonarQube, Aqua Scan, Checkmarx ElasticSearch Key Responsibilities Design, develop, and maintain scalable full stack applications using Java (Spring Boot) and Python (FastAPI/Django) Build and consume RESTful APIs and microservices Work with Data Scientists to integrate ML models, predictive analytics, and NLP solutions into production systems ...

Senior Full Stack Developer

Hiring Organisation
Glite Tech
Location
Slough, Berkshire, UK
Employment Type
Full-time
building scalable mobile APIs (REST, 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 databases. Experience with in-memory databases. Experience ...

Lead Software Engineer

Hiring Organisation
iDPP
Location
Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
capabilities , including: Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) AI agents and orchestration workflows Designing and maintaining backend services and APIs (primarily Python, FastAPI/Flask) Building and scaling data pipelines and search systems using: ElasticSearch, Weaviate, Pinecone, and other vector databases Engineering secure, containerised architectures using Docker ...

Senior Software Engineer

Hiring Organisation
ECM Selection (Holdings) Limited
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
site full-time. Benefits include private medical insurance, a generous pension scheme and annual bonuses. Keywords: Software Design, Software Architecture, System Engineering Lifecycle, Python, FastAPI, Flask, Django, JavaScript, TypeScript, React, React-Native, Angular, Java, C#, C++, Cloud, GCP, Azure, AWS, IoT, Virtualisation, Containerisation, Control Systems, Automation, Orchestration Another ...

Python Developer

Hiring Organisation
Total Recruitment Group
Location
North West London, London, United Kingdom
Employment Type
Permanent
event-driven workflows Setting engineering standards and best practices from day one What Were Looking For 4+ years backend engineering experience Strong Python experience (FastAPI, Flask, or Django) Previous experience in startups or high-growth environments Comfort working with ambiguity, speed, and limited structure Strong database knowledge (PostgreSQL, Redis) Experience ...

Senior Software Engineer

Hiring Organisation
Tria Recruitment
Location
Newport, UK
Employment Type
Full-time
have the freedom to experiment, innovate, and make a direct impact. The Tech You'll Use: Their backend is predominately Python (Django & FastAPI) with JavaScript front end (bonus points if you're a Vue pro!), you'll be pulling from a SQL Database and predominately Docker K8's DevOps ...

Senior Software Engineer

Hiring Organisation
Tria Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£75,000
have the freedom to experiment, innovate, and make a direct impact. The Tech You'll Use: Their backend is predominately Python (Django & FastAPI) with JavaScript front end (bonus points if you're a Vue pro!), you'll be pulling from a SQL Database and predominately Docker K8's DevOps ...

Python Software Engineer - Fintech

Hiring Organisation
Run-Time Group Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
class - 2;1 Degree in Comp Sci or STEM subject from a Top ranked University 3+ years of experience in Python development Tech: Python, FastAPI, Pydantic, PostgreSQL, AWS DevOps tools: Kubernetes, Docker,Terraform, Jenkins Very strong software engineering principles Enthusiasm for startup environment and cross-functional teams Passion for automation ...

Junior Python Engineer

Hiring Organisation
Verisk
Location
Bath, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 per annum
Agile software development practices Good understanding of git and working collaboratively on team-level code base Experienced in developing performant APIs using Python frameworks (FastAPI, Django, Flask) Good level of experience in SQL and database interaction Familiar with asynchronous processing and message queues A good understanding and working knowledge ...

Quality Assurance Engineer

Hiring Organisation
Glocap Tech
Location
Slough, Berkshire, UK
Employment Type
Full-time
Reviewing feature designs from a testability perspective Participating in architecture discussions with a quality lens Our Client's Tech Stack (Context) Backend: Python 3.11+, FastAPI Frontend: TypeScript, React Infra: AWS (ECS/Fargate, S3, RDS, CloudFront) Data: PostgreSQL, CSV/Parquet CI/CD: GitLab CI IaC: Terraform Testing: Pytest ...

Senior AI Engineer

Hiring Organisation
IO Associates
Location
Aberdeen, Aberdeenshire, Scotland, United Kingdom
Employment Type
Permanent
position yourself for meaningful equity participation as the business scales. You'll work closely with the founders to: Own and scale the Python backend (FastAPI) Architect and deliver production-ready AI systems Build and optimise agentic workflows (LLMs, LangChain) Support cloud deployments (GCP live, Azure upcoming) Take large chunks ...

Developer

Hiring Organisation
Horwich Farrelly
Location
Salford, Greater Manchester, North West, United Kingdom
Employment Type
Permanent
Exposure to analytics platforms or machine learning deployment workflows Experience with Power BI or other dashboarding tools Familiarity with web development frameworks (e.g. Flask, FastAPI, JavaScript frameworks) An understanding of insurance or legal data structures Whats in it for you? Apart from the competitive salary youd expect, our package ...

Senior Software Engineer

Hiring Organisation
TRIA
Location
Greater Bristol Area, United Kingdom
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 ...

Data Scientist

Hiring Organisation
TEKEVER Ltd
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
. Graph ML: Experience with Neo4j GDS or frameworks such as PyTorch Geometric or DGL. Production Engineering: Hands-on experience with Docker, REST APIs (FastAPI/Flask), and CI/CD pipelines. Core Data Science Profile 3+ years of experience in Data Science or Data Engineering. Experience with ...

Senior Python Engineer Fast API, MongoDB

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
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 ...

Software Engineer (Python)

Hiring Organisation
Impax Recruitment
Location
Slough, Berkshire, UK
Employment Type
Full-time
stage environment (ownership, ambiguity, fast iteration) Someone who can collaborate well with technical + non-technical/domain experts Nice to have: Django/FastAPI AWS/cloud platform experience Scientific/healthcare/bioinformatics data exposure (not essential) Why it's interesting: Real-world impact in healthcare/life ...

Senior Machine Learning Engineer - Agentic AI Platform

Hiring Organisation
Robert Half
Location
Cambridge, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
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 ...

Senior LLM Engineer / AI Engineer Cheshire

Hiring Organisation
Adria Solutions
Location
Northwich, Cheshire, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
with: Prompt engineering and evaluation Retrieval-Augmented Generation (RAG) Embeddings and vector databases (e.g. FAISS, Pinecone, Weaviate, Chroma) Experience building LLM-backed services using FastAPI/Flask or similar Strong understanding of trade-offs around accuracy, latency, cost and scalability Highly Desirable Experience working with or fine-tuning open-source ...

MongoDB-Site Reliability

Hiring Organisation
Barclays Bank PLC
Location
Knutsford, Cheshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
tools, and automation platforms like Ansible or Chef. Monitoring systems with Prometheus, Grafana, ELK stack, and running containers with Kubernetes. Building APIs with FastAPI and supporting scalable, high-performance systems. You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change ...

Junior Engineer

Hiring Organisation
Steadrock Capital Limited
Location
Slough, Berkshire, UK
Employment Type
Full-time
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 ...

Senior Data Scientist

Hiring Organisation
Noggin HQ
Location
Newcastle Upon Tyne, England, United Kingdom
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 ...

Full Stack Engineer

Hiring Organisation
TRITANIUM
Location
Bath, England, United Kingdom
product, DevOps and clinical-facing teams. What You’ll Be Doing Designing, building and maintaining scalable, secure web applications Developing backend services using Python (FastAPI, Flask, Django) Building modern frontend applications using React and React Native Working with SQL and NoSQL databases, contributing to data modelling and performance optimisation Enhancing … Taking ownership of complex technical challenges and mentoring other developers Technology Stack: Core (hands-on experience expected): Python 3 (with some legacy Python 2.7) FastAPI, Flask, Django JavaScript (ES6+), React, React Native HTML5, CSS MySQL Git, Jira (or similar Agile tools) Beneficial experience: RabbitMQ or other messaging/queueing technologies ...

Back End Developer

Hiring Organisation
Omnis Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
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 ...

AI/ML Engineer

Hiring Organisation
Idyllic Services
Location
Woking, Surrey, UK
Employment Type
Full-time
Job Title: AI/ML Engineer – Data Science Location: United Kingdom (Remote/Hybrid) Eligibility: Permanent UK Citizenship required Experience: 5–7 years (Mandatory in Data Science/AI-ML) Role Overview We are seeking ...