Full Stack Technical Lead in London

Every Matrix is a leading B2B Saa S provider delivering i Gaming software, content and services.

We provide casino, sports betting, platform and payments, and affiliate management to 300 customers worldwide.

But that’s not all!

We’re not just about numbers, we’re about people.

With a team of over 1400 passionate individuals spread across twelve countries in Europe and Asia, we’re all united by our love for innovation and teamwork.

Join us on this exciting journey as we continue to redefine the i Gaming landscape, one groundbreaking solution at a time.

We are looking for a dedicated Full Stack Technical Lead to join our team in London!

About the job

This is a hybrid leadership role combining strong hands‑on technical contribution with team leadership, mentoring, architectural ownership and operational excellence.

The successful candidate will be accountable for delivering high‑quality, scalable software while building and maturing a high‑performing engineering team.

• What You’ll get to do
• Provide hands‑on development across front‑end (React) and back‑end (Java) components.
• Lead code reviews and ensure adherence to engineering standards.
• Establish best practices for: Clean code and maintainability; Testing strategy (unit, integration, E2E); CI/CD pipelines; Observability and monitoring; Security and performance optimisation.
• Ensure scalability, reliability, and long‑term technical sustainability of a high‑throughput, event‑driven platform.
• Reduce technical debt through structured improvement initiatives.
• Line‑manage two Full Stack Engineers initially.
• Partner closely with the Delivery Manager to ensure predictable and high‑quality delivery.
• Mentor engineers.
• Create a culture of ownership, accountability and engineering excellence.
• Lead recruitment efforts to grow the team through 2026 and beyond.
• Support onboarding and integration of new team members.
• Own and continuously improve the full SDLC (Requirements refinement, Technical design, Development, Testing, Deployment, Production support).
• Champion Dev Ops principles and automation.
• Ensure robust release processes and environment management.
• Maintain high standards of documentation and knowledge sharing.
• Collaborate with Product, Delivery, QA, and other stakeholders.
• Translate business requirements into scalable technical solutions – including campaign automation, player segmentation, real‑time triggers, and personalised engagement flows.
• Contribute to roadmap planning and technical strategy.
• Balance short‑term delivery needs with long‑term architecture goals.
• Provide technical risk assessment and mitigation strategies.
• What we’re looking for
• Strong experience as a Full Stack Engineer, with proven architectural responsibility.
• Deep understanding of modern front‑end frameworks, including React; Backend development in Java (Spring Boot preferred); RESTful APIs and event‑driven / microservices architecture; Relational and analytical databases (e. g.

Postgre SQL, Click House or similar).

• Experience with CI/CD pipelines; Containerisation (Docker, Kubernetes preferred); Version control systems (Git).
• Strong knowledge of design patterns; Secure coding practices; Performance optimisation.
• Experience leading or mentoring engineers.
• Strong people management skills.
• Comfortable giving constructive feedback and conducting performance reviews.
• Strong communicator across technical and non‑technical stakeholders.
• Ability to balance hands‑on contribution with strategic leadership.
• Proven experience recruiting and building teams.
• Strong English communication skills.
• Here’s what we offer
• Start with 25 days of annual leave, with 2 additional days added each year, up to 35 days by your fifth year with us.
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Monthly meal allowance.
• Gym allowance.
• Access to online learning platforms like Udemy for Business and Linked In Learning, and a budget for external training.
• Benefit from two Free Fridays each year, limited to one per quarter.
• 3 sick leave days per year, no doctor's note required.
• Support for New Parents

52 weeks of paid maternity leave, with 21 weeks being fully paid.

4 weeks of paternity leave, plus the flexibility to work from home full‑time until your child is 13 weeks old.

At Every Matrix, we’re committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally.

Come join us and experience the difference!

Every Matrix is a member of the World Lottery Association (WLA) and European Lotteries Association.

In September 2023 it became the first i Gaming supplier to receive WLA Safer Gambling Certification.

Every Matrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

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