Senior Frontend Developer

** This role is 4 days on site in Camden, with Fridays working from home**

We’re part of Super Group, the NYSE-listed digital gaming company behind some of the world’s leading Sports and iGaming brands.

At Betway, we’re driven by our shared vision to become the global leader in the online sports betting and casino industry. Our people are forward-thinking team-players who thrive on a collective diversity of skills and backgrounds. Founded in 2006, our teams in Guernsey, London, Malta, Germany, Portugal and Spain are constantly expanding and evolving.

We’re on a thrilling journey of growth and innovation, and we need passionate, driven individuals to join us. At Betway, every day is action-packed, and we expect you to bring your A-game. In return, you’ll find a supportive environment where your skills can flourish and your career can soar.

Ready to become a game-changer? Supercharge your career with us and be part of something extraordinary.

We’re on a mission to create extraordinary experiences for our customers, and we believe that your unique skills, passion and superdrive will help us achieve our vision.

As a Frontend Engineer you’ll be supporting the delivery of exceptional customer-facing web experiences, covering feature development, performance optimisation and strong collaboration with Product and Design. This will help us excel at delivering fast, reliable products to stay ahead of the game.

As part of your role, your responsibilities will include:

• Leading the delivery of complex frontend projects
• Defining architecture for features in Next.js and React
• Breaking down work, guiding implementation approaches, and unblocking others
• Shaping and improving the codebase
• Introducing scalable component patterns and shared state solutions
• Driving initiatives that improve performance and maintainability
• Upholding and evolving engineering practices
• Enforcing clean architecture, coding standards, and trunk-based workflows
• Contributing to improvements across CI/CD and developer experience
• Driving quality and testing excellence
• Lead testing strategy using RTL and Playwright
• Evolve testing frameworks alongside QA Specialists
• Improving performance, reliability, and observability
• Leading frontend performance audits and optimisation work
• Improving logging, monitoring, and incident readiness
• Collaborating across functions to deliver successful outcomes
• Working closely with Product, Design, QA, and stakeholders
• Representing the team on project-level discussions and decisions
• Mentoring and supporting the team
• Providing direction, feedback, and supporting the growth of other engineers
• Participating in hiring through technical interviews

This job description is not intended to be an exhaustive list of responsibilities. You may be required to complete other reasonable duties in order to achieve business objectives.

The necessary skills that we require for this role include:

• Proven experience leading delivery of end-to-end features and projects
• Deep practical expertise with React
  , state management, and performance optimisation
• Strong knowledge of Next.js application architecture
• Advanced Type Script experience, including designing scalable type patterns
• Strong familiarity with Tailwind CSS
  , design systems, and reusable UI components
• Experience designing and maintaining robust RTL and Playwright test suites
• Strong understanding of clean architecture
  , modular code, and refactoring
• Experience improving CI/CD pipelines and developer experience
• Ability to coach engineers, review complex work, and influence technical decisions
• Ability to solve ambiguous problems independently and create clarity for others
• Strong communication skills with the ability to simplify complex ideas

It would be great if you also have some of the following skills:

• Experience contributing to or maintaining a design system
• Strong understanding of accessibility standards (WCAG)
• Familiarity with performance profiling tools and audits
• Experience with observability tooling (logs, metrics, tracing)
• Knowledge of edge rendering, caching, or…