Quantum

About the Company

At Quantum, we connect global brands with high-intent consumers. We turn intent into action and complexity into clarity. Our Mission is clear, to help smarter, faster buying decisions. Our vision, to be the world’s most used digital comparison service, delivering value and simplicity to millions. We drive growth through data-driven affiliate marketing built for performance from day one. Every campaign is measurable, optimised in real time, and designed to scale. With in-house tech, full-stack analytics, and a compliance-first mindset, we give our partners an edge. We drive confident decisions and growth in regulated and high-growth sectors. We’ve helped ambitious brands grow faster, smarter, and globally. Now it’s your turn. Come and visit us at quantum.media

Listed Jobs

Company Name

Quantum

Job Title

Full Stack Engineer

Job Description

Job title: Full Stack Engineer Role Summary: Leads end‑to‑end development of scalable web applications, driving both front‑end and back‑end architecture, coding, and technical mentorship. Expactations: Deliver high‑quality code, shape system design, mentor peers, maintain CI/CD pipelines, collaborate across teams, and uphold security, performance, and best‑practice standards. Key Responsibilities: - Contribute as a hands‑on developer to front‑end (React/Next.js) and back‑end (Node.js/Express) codebases. - Define and implement scalable, secure, and high‑performance system architecture. - Mentor and review code for junior engineers, ensuring adherence to quality standards. - Design and develop responsive, intuitive user interfaces in collaboration with UX/UI designers. - Build and maintain RESTful APIs or microservices, integrating with SQL (PostgreSQL/MySQL) or NoSQL (MongoDB) databases. - Implement automated testing and integrate tests into CI/CD pipelines (Jenkins, CircleCI, GitLab CI). - Containerise applications using Docker and manage deployment workflows. - Work effectively in a fast‑paced, cross‑functional environment. Required Skills: - Proficient in JavaScript frameworks (React, Vue.js, or Angular). - Strong front‑end skills: HTML5, CSS3, responsive design, modern JS (ES6+). - Experienced with Node.js, Express.js, and building RESTful APIs/microservices. - Database experience with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB). - CI/CD pipeline design and implementation; familiarity with Docker. - Excellent written and verbal English communication. - Team orientation, strong problem‑solving, and ability to thrive under pressure. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent professional experience). - Relevant certifications (e.g., AWS Certified Developer, Certified Kubernetes Administrator) are a plus but not mandatory.

London, United kingdom

On site

12-01-2026

Company Name

Quantum

Job Title

Senior Full Stack Engineer

Job Description

Job Title: Senior Full Stack Engineer Role Summary: Lead design, development, and maintenance of scalable web applications across front‑end and back‑end. Own end‑to‑end architecture, coding, and technical decisions while mentoring peers and upholding code quality standards. Expectations: - Deliver high‑quality, secure, and performant code on time. - Mentor junior developers and enforce best practices. - Communicate effectively with cross‑functional teams (UX/UI, product, operations). - Advocate for clean architecture and continuous improvement. Key Responsibilities: - Develop and maintain front‑end using modern JavaScript frameworks (Next.js, React). - Build and expose RESTful APIs and microservices with Node.js/Express.js. - Design system architecture for scalability, security, and performance. - Write unit, integration, and end‑to‑end tests; integrate with CI/CD pipelines. - Review code, enforce coding standards, and provide constructive feedback. - Collaborate with UX/UI designers to translate designs into responsive interfaces. - Troubleshoot and resolve production issues promptly. Required Skills: - Proficient in React, Vue.js, or Angular; strong HTML5, CSS3, responsive design. - Advanced Node.js/Express.js development; experienced in RESTful APIs and microservices. - Hands‑on with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB). - CI/CD experience (Jenkins, CircleCI, GitLab CI) and containerisation (Docker). - Familiarity with CMS platforms is a plus. - Strong problem‑solving, communication, and teamwork abilities. - English written and verbal proficiency. - No undue ego; open to feedback and collaboration. Required Education & Certifications: - Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field. - Certifications in relevant technologies (e.g., AWS, Azure, Docker, or JavaScript frameworks) are desirable but not mandatory.

London, United kingdom

Hybrid

Senior

18-02-2026