iGBA
Quantum logo (formerly QiH)
Senior Full Stack Engineer

Senior Full Stack Engineer

11 NOV 2025

Senior Full Stack Engineer - 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.
 
The Role
 
Our Technology team is growing! We’re looking for a Senior Full Stack Engineer to help rapidly grow our technology platform to deliver our ambitious business growth.
 
In this role you will take ownership of both front-end and back-end systems, driving high-quality development and delivering technical solutions across the product lifecycle. While your primary focus will be coding and architecture design, you will also guide other developers, making technical decisions, and ensuring best practices are followed. You are both a hands-on individual contributor and a technical evangelist, collaborating closely with teams to build scalable, efficient, and robust applications using modern frameworks and tools.
 
Key Responsibilities:
 
Lead by example as a hands-on developer, contributing to both front-end and back-end codebases.
 
Define architecture and system design for web applications, ensuring scalability, security, and performance.
 
Provide technical guidance and mentorship to other engineers, ensuring code quality through reviews and best practices.
 
Design and implement responsive, user-friendly web interfaces using modern JavaScript frameworks (Next.js, React).
 
Collaborate with UX/UI designers to turn designs into functional, intuitive interfaces.
 
 
 
About You:
 
Expertise in JavaScript frameworks like React, Vue.js, or Angular, with proficiency in HTML, CSS, and responsive design principles.
 
Strong experience with Node.js, Express.js, and building RESTful APIs or microservices.
 
Proficiency in working with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases.
 
CI/CD & DevOps: Experience with 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 advantageous.
 
You thrive when working as part of a team
 
Comfortable in a fast-paced environment
 
Have excellent written and verbal English skills
 
Last but not least, you’ll have no ego!
 
What You’ll Get
 
Competitive Base Salary
 
Company Bonus Scheme
 
Private Health Care (Bupa)
 
Travel Insurance
 
Market Leading Training Programme
 
Recognition & Reward Scheme
 
Annual Company Conference (previous destinations Vienna, Bologna, Dubrovnik and Thessaloniki)
 
Regular Happy Hour / Team Lunches
 
Free Coffee, Drinks & Snacks
 
What’s the next step?
 
Our hiring process ensures we're recruiting the right people for the role. We ensure that people are as suitable for us as we are for them.
 
If you like the sound of what we're all about at Quantum and want to join a team where you can make an impact, please apply or contact us at careers@quantum.media.