Full Stack Developer - London

CBSbutler Holdings Limited trading as CBSbutler; Greater London; Remote; GBP 116,000 - 157,000; Full time

Job summary

CBSbutler Holdings Limited is recruiting a Full Stack Developer for a major UK government programme. You will work on secure, technically complex applications, delivering Python (Flask) back-end and JavaScript (React) front-end solutions.

You will collaborate with cross-functional teams, implement robust security controls, and maintain high code quality through reviews and tests. The role is remote, pays £525 per day inside IR35, and requires strong Python, Flask, React and REST API experience,

Qualifications

• Strong Python development experience.
• Hands-on Flask experience.
• JavaScript and React experience.
• REST API development and integration experience.
• Full-stack application development experience.
• Agile development experience.
• Active SC clearance, held by the Home Office or another government body.

Responsibilities

• Develop and maintain full-stack solutions using Python (Flask) on the backend and JavaScript (React) on the frontend

Skills

Strong Python development

Agile development

Full-stack development

SC clearance

Tools

Flask

React

JavaScript

REST API

Python

Job description

Salary: £? - ? per year

Requirements

• Strong Python development experience
• Hands-on experience with Flask
• JavaScript and React experience
• REST API development and integration experience
• Full-stack application development experience
• Agile development experience
• Active SC clearance, held by the Home Office or another government body

Responsibilities

• Develop and maintain full-stack solutions using Python (Flask) on the backend and JavaScript (React) on the frontend

Technologies

• API
• Backend
• Flask
• JavaScript
• Python
• REST
• React
• Frontend
• Fullstack

More

We are recruiting a Full Stack Developer to join a major UK government programme, working on secure, technically complex applications. This is a remote role paying £525 per day inside IR35.

last updated 40 week of 2026