1 to 25 of 129 FastAPI Jobs in the UK

GenAI Full Stack Developer (SC Cleared/Eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
with multidisciplinary teams to deliver impactful digital experiences. Key Responsibilities Build GenAI applications using frameworks like LangChain, LangGraph, or CrewAI. Develop microservices using Python (FastAPI) or TypeScript (Express). Create front-end applications with React, TypeScript, and frameworks like Next.js or Vite. Integrate LLMs (e.g., OpenAI, Anthropic, Mistral) and vector ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
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 ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
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 ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
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 ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
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 ...

Senior Developer

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
years of commercial software development experience. Proven success in high-performing engineering teams within fast-paced environments. Deep expertise in: Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform ...

Head of Development and AI

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Permanent
Full-Stack Development Solid software engineering background with proficiency in Python, JavaScript/TypeScript, Java, or Go Experience with modern frameworks (React, Node.js, Django, FastAPI) Knowledge of microservices architecture, API design (REST, GraphQL) Experience with containerization (Docker, Kubernetes) and cloud-native development patterns DevOps & SRE Practices Experience implementing CI/ ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger ...

Senior Full Stack Developer

Hiring Organisation
Glite Tech
Location
London Area, United Kingdom
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 databases. Experience with in-memory databases. Experience ...

Senior Python Backend Developer

Hiring Organisation
Richard Wheeler Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
ownership of areas of product Required: 7+ years of experience writing backend applications using Python and Django (Rest Framework) or related frameworks, e.g. Flask, FastAPI Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing frameworks and TDD practices Experience working with Cloud Infrastructure (Ideally ...

Python Backend Developer

Hiring Organisation
Richard Wheeler Associates
Location
North West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
ownership of areas of product Required: 7+ years of experience writing Backend applications using Python and Django (Rest Framework) or related frameworks, e.g. Flask, FastAPI Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing frameworks and TDD practices Experience working with Cloud Infrastructure (Ideally ...

Python Developer

Hiring Organisation
Syntax Consultancy Ltd
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum to £80k (DOE)
drive development projects, and mentor junior developers. Leading the design + development of complex applications using Core Python, and web frameworks (-eg- Django, Flask, FastAPI). SQL Server database experience, including developing/optimizing SQL Server databases, data analysis, and efficient data storage/retrieval. Familiarity with AWS Cloud Services ...

Python Developer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
digital standards. Participate in sprint planning, code reviews, and continuous improvement initiatives. Essential Skills Strong experience with Python (Django, Flask, or FastAPI). Experience building Vue.js front-ends or similar JavaScript frameworks. Proficiency with AWS (Lambda, S3, ECS, CloudFormation, etc.). Familiarity with CI/CD pipelines and automated testing. ...

AI Prompt Engineer

Hiring Organisation
Staffworx Limited
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
market rates, outside IR35, remote first, UK but 1-2 days on site
LangSmith, LangFuse, Weights & Biases, MLflow, Humanloop Cloud: Azure ML, AWS SageMaker, Google Vertex AI, Databricks, Modal Infra: Python, Docker, Kubernetes, SQL/NoSQL, PyTorch, FastAPI, Redis ...

Senior Python Engineer (£100k + benefits)

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
techniques like TDD and SOLID and be comfortable with practices like IaC, CI/CD and Observability. Skills: Python GCP, AWS Kubernetes, Docker, ECS FastAPI, Django PostgreSQL, MongoDB Serverless, Container-based and Event Driven Architectures The money is good too – up to £100k plus benefits including nonus, share options ...

Senior/Lead Full Stack Developer (React / Python) AI Start up!

Hiring Organisation
Robert Half
Location
City of London, London, United Kingdom
Employment Type
Permanent
front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally ...

Senior/Lead Full Stack Developer React / Python AI Start up!

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally ...

Senior Python Software Engineer - £90k - £100k

Hiring Organisation
Creo Recruitment
Location
London Area, United Kingdom
technical roadmap: Collaborate with Product, Design, and Data teams to align on priorities and ensure value is delivered incrementally. Core Tech Stack Languages: Python (FastAPI, Flask, or Django) Cloud: AWS (Lambda, ECS/Fargate, S3, DynamoDB, CloudWatch, API Gateway) Data & Messaging: PostgreSQL, Redis, Kafka or SQS CI/CD & Infrastructure ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
London, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Aberdeen, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Swindon, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Coventry, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Belfast, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Southampton, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...

Senior Software Engineer (Python) - FinCrime

Hiring Organisation
Zepz
Location
Cardiff, UK
Employment Type
Full-time
learn on the job. Have strong familiarity with SQL Experience with the following tools and frameworks: Apache Airflow and or data pipelines. Celery FastAPI and/or Flask Postgres (AWS Aurora Ideally) DynamoDB Have experience working in the FinTech industry, particularly in a Financial Crime role (Fraud, AML, KYC, Sanctions ...