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# Senior Full Stack Engineer

- **Company:** Quantum
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £51,473.0
- **Contract:** Permanent contract
- **Skills:** Web Interfaces, HTML, JavaScript (Programming Language), Automation of Tests, Cascading Style Sheets (CSS), Software Quality, Databases, PostgreSQL, MongoDB, MySQL, Node.Js, NoSQL, Next.js, Responsive Web Design, SQL Databases, Systems Integration, Web Applications, Web Application Frameworks, Circleci, ReactJS, Express.js, Vue.js, AngularJS, Gitlab-ci, Restful APIs, Docker, Jenkins, Microservices
- **Published:** July 15, 2026
- **Apply:** https://www.adzuna.co.uk/jobs/details/5801180420

## About the Role

* Strong expertise in JavaScript frameworks such as React, Vue.js, or Angular, with solid proficiency in HTML, CSS, and responsive design
 * Solid experience with Node.js, Express.js, and building RESTful APIs or microservices
 * Comfortable working with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases
 * Experience integrating automated tests into CI/CD pipelines (e.g. Jenkins, CircleCI, GitLab CI) and familiarity with containerisation tools like Docker
 * Knowledge of CMS would be a bonus
 * You do your best work as part of a team and enjoy sharing knowledge as much as gaining it
 * You're comfortable navigating ambiguity and a fast-moving environment
 * Excellent written and verbal English skills
 * Collaborative and grounded, you value others' perspectives and create space for them

## Description

* Lead by example as a hands on developer, contributing to both front-end and back-end codebases
 * Shape architecture and system design for web applications, with a focus on scalability, security, and performance
 * Mentor and support other engineers, championing code quality through thoughtful reviews and shared best practices
 * Design and implement responsive, user friendly web interfaces using modern JavaScript frameworks (Next.js, React)
 * Partner with UX/UI designers to bring designs to life as functional, intuitive experiences


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