1 to 25 of 57 Permanent Flask Jobs in the UK

Senior Developer

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
Qualifications: 8+ 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 ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
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
building 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. ...

Software Engineer II - QuantumBlack Labs

Hiring Organisation
QuantumBlack, AI by McKinsey
Location
London, UK
Employment Type
Full-time
While we advocate for using the right tech for the right task, we often leverage the following technologies: Python, TypeScript/JavaScript, React, Node, Flask, SQL, cloud infra, CI/CD). Exceptional time management to meet your responsibilities in a complex and largely autonomous work environment. Strong communication skills ...

Software Engineer II - QuantumBlack Labs

Hiring Organisation
QuantumBlack, AI by McKinsey
Location
Slough, Berkshire, UK
Employment Type
Full-time
While we advocate for using the right tech for the right task, we often leverage the following technologies: Python, TypeScript/JavaScript, React, Node, Flask, SQL, cloud infra, CI/CD). Exceptional time management to meet your responsibilities in a complex and largely autonomous work environment. Strong communication skills ...

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
technical 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
technical 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 ...

Senior Python Developer

Hiring Organisation
Oho Group Ltd
Location
London, UK
Employment Type
Full-time
12+ years of professional Python engineering experience Strong background in backend systems, microservices, or distributed architectures Experience with modern frameworks (FastAPI, Django, Flask, etc.) Ability to own complex projects from design → delivery Pragmatic engineering mindset—clear communicator, thoughtful problem solver Someone who thrives in autonomy and values remote flexibility Nice ...

Senior Python Developer

Hiring Organisation
Oho Group Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
12+ years of professional Python engineering experience Strong background in backend systems, microservices, or distributed architectures Experience with modern frameworks (FastAPI, Django, Flask, etc.) Ability to own complex projects from design → delivery Pragmatic engineering mindset—clear communicator, thoughtful problem solver Someone who thrives in autonomy and values remote flexibility Nice ...

Senior Backend Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
£95,000
deliver quickly. Contribute to evolving architecture, tooling, and CI/CD practices. What experience do I need: Strong background in Python development (FastAPI, Flask, or Django). Good knowledge of microservices, APIs, and cloud-based infrastructure. Experience with SQL and NoSQL databases, Git, and CI/CD workflows. Solid engineering ...

Senior Software Engineer

Hiring Organisation
Tiro Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum
degree in Computer Science 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world ...

Senior Software Engineer

Hiring Organisation
Tiro Partners Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
degree in Computer Science 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world ...

Software Engineer - Visual Quality

Hiring Organisation
Microtech Global Ltd
Location
London, United Kingdom
Employment Type
Permanent
video encoder and playback scenarios. What Were Looking For: - Our test frameworks are developed using Python, are high performance and are multithreaded applications incorporating Flask, with SQL and databases for storage - you will have significant experience developing using these technologies. - Experience using Linux as a target development platform? - Hands ...

Software Engineer - Visual Quality

Hiring Organisation
MicroTECH Global Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
encoder and playback scenarios. What We’re Looking For: - Our test frameworks are developed using Python, are high performance and are multithreaded applications incorporating Flask, with SQL and databases for storage - you will have significant experience developing using these technologies. - Experience using Linux as a target development platform - Hands ...

Devops Engineer

Hiring Organisation
TALENT ZONE LTD
Location
Basingstoke, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 per annum
with strong Python & AWS skills. You will have skilled to include the Design and development of backend services, APIs, and automation tools using Python (Flask, FastAPI, Django, etc.).You Write clean, maintainable, and testable code following best practices. Build and maintain CI/CD pipelines using tools like GitLab. 2+ ...

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 ...

Python Developer - Flask

Hiring Organisation
Hireful
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP 40,000 Annual
Are you a Python Developer, keen help shape the technology that powers over 5,000 schools across the UK? Are you a Python Software Engineer who's excited by the idea of building intuitive, high ...

Senior Backend Engineer Python

Hiring Organisation
Plexus Resource Solutions Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Web3 technologies, including blockchains, DAOs, and smart contracts. Requirements: Strong proficiency in Python and SQL. Hands-on experience with modern Python web frameworks (FastAPI, Flask, or Django). Solid understanding of cloud infrastructure and deployment environments. 3+ years of professional software engineering experience. Benefits: Bonus Equity Flexible Holiday Allowances Hybrid ...

Backend Software Developer (Python) - London - £100,000 + Comps

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
fast-moving environment What we're looking for Strong professional experience with Python Solid experience building RESTful APIs with FastAPI (or similar frameworks like Flask/Django) Passion for performance, scalability, and automation Experience or interest in AI A proactive mindset - someone who loves solving problems and experimenting with ...

Senior Software Engineer

Hiring Organisation
Mission.dev
Location
London, UK
Employment Type
Full-time
teams and external vendors to ensure safe and scalable integrations. The organization's platform is primarily built in Python and hosted on AWS, incorporating Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform. They deploy daily. What You'll Do Technical Leadership: Own platform architecture and ensure high availability, resilience ...

Senior Software Engineer

Hiring Organisation
Mission.dev
Location
Aberdeen, UK
Employment Type
Full-time
teams and external vendors to ensure safe and scalable integrations. The organization's platform is primarily built in Python and hosted on AWS, incorporating Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform. They deploy daily. What You'll Do Technical Leadership: Own platform architecture and ensure high availability, resilience ...

Senior Software Engineer

Hiring Organisation
Mission.dev
Location
Belfast, UK
Employment Type
Full-time
teams and external vendors to ensure safe and scalable integrations. The organization's platform is primarily built in Python and hosted on AWS, incorporating Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform. They deploy daily. What You'll Do Technical Leadership: Own platform architecture and ensure high availability, resilience ...

Senior Software Engineer

Hiring Organisation
Mission.dev
Location
Southampton, UK
Employment Type
Full-time
teams and external vendors to ensure safe and scalable integrations. The organization's platform is primarily built in Python and hosted on AWS, incorporating Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform. They deploy daily. What You'll Do Technical Leadership: Own platform architecture and ensure high availability, resilience ...