Senior Frontend Engineer at Clearscoretechnologylimited

Senior Frontend Engineer - Consistent Experiences We are looking for an experienced Frontend Engineer to come and join our agile delivery team responsible for building some of the capabilities that enable us to provide brand-new experiences to our users, using the latest technologies. You will love working in a high-performance, entrepreneurial environment that values the craft of building cutting-edge products and solving complex problems. You’ll be joining an established, cross-functional squad, focused on building our design system, logged-out website and other cutting-edge technologies. We are always looking for ways to do things better and encourage new joiners to bring their ideas and ways of working to the table. Teach us some cool stuff, and we'll teach you some, but most of all, you'll have fun doing it. We are proud to say that our engineers at ClearScore are world-class and at the heart of making this mission a reality for our millions of users. For more information on our tech stack, check out our 2026 Tech Radar. How we work is summarised in our Behavioural Principles and Engineering Principles. We also have other Tech Blogs on Medium. What you will be doing: • Design, build, and maintain full-stack solutions using Node.js and TypeScript, delivering data-driven user interfaces and backend services. • Build intuitive client UX utilising design systems and server-driven UI frameworks. • Optimise and scale databases for large-scale applications, leveraging SQL, PostgreSQL, and indexing strategies to ensure performance and maintainability. • Work closely with expert colleagues who will implement, monitor, and optimise real-time data pipelines with Kafka, ensuring robust message handling and distributed system performance to power your features. • Take ownership of end-to-end performance optimisation, both client- and server-side. • Lead the deployment and maintenance of production-grade code and databases across multiple global markets. • Monitor post-release performance, leveraging tools for reliability and system health. • Collaborate in an Agile environment, mentoring team members and those of other specialisms and fostering a culture of learning and continuous improvement. • Contribute to the growth of our technology by driving improvements in standards, tools, and processes. Skills we'd love you to have • Expert knowledge of HTML5, CSS3, and JavaScript (ES6+) and TypeScript • Strong knowledge of React and SSR frameworks, such as React Router 7 Framework or Next.js • Experience building services using Node.js and technologies like Fastify or Express.js • Strong attention to UI consistency, accessibility, and visual detail • Solid understanding of responsive design and cross-browser compatibility • Familiarity with design systems • Familiarity with headless CMS platforms such as Contentful would be a plus • You live for unit and functional testing, using tools such as Jest and React Testing Library • Good knowledge of build tools such as Webpack or Vite • Desire to mentor more junior members of the team and to pair program to share your knowledge across the team • Strong collaboration skills and impulse to share your knowledge across the Frontend team and the wider tech community • Ability to lead large projects with multiple engineers working on them • Understand and drive build processes and CI tooling (e.g. Jenkins, Circle CI) • You have opinions on what technologies and standards we should be using now and in the future - we always want to hear new ideas. Why ClearScore? ClearScore is the UK's #1 credit score and report app. We are also present in South Africa, Australia and Canada, with more than 20 million users globally and growing fast. Someone joins ClearScore every 20 seconds. We have established relationships with over 50 of the main lenders in the U.K., and have been a trusted tool for customers to manage their credit and make better financial decisions. Since October 2016 we have helped 1.8 million users take out a new credit card or loan. We are user-centric at our core and we believe in leveraging technology to enable positive financial choices. We are design-led and data-driven and we embed these behaviours in everything we do. Our company culture is a fundamental part of all we have achieved. We believe in hiring smart, driven, passionate and diverse people who are keen on having a real impact in our organisation. We trust you to manage your own time so we offer flexible work and no fixed desk hours. We don't micromanage and we believe in measuring outcomes rather than effort. We have an inclusive culture where all, regardless of seniority, are encouraged to contribute with their ideas, look after their wellbeing and actively seek opportunities for career growth. If you feel like this could be the place for you, apply and our Talent team will be happy to share more. Benefits: • 25 paid holidays and a “duvet day” on your birthday • Hybrid Work Environment • Private health and dental cover - including mental health support through Bupa • GP office visits • Life assurance scheme • Up to 6% matched pension • Regular Lunch and Learns with guest speakers • Dog-friendly office • Daily breakfast and free snacks • Access to discounts via Cobens Extras • Free sports and social clubs • Continued investment into learning and development • Leadership-led training • In-house psychotherapist • Financial coach to help you plan and achieve your goals • No clock-watching culture • Generous maternity and paternity plans • Culture and inclusion representatives • Transparent pay structure and a career growth plan Equal Opportunities ClearScore is committed to providing equal employment opportunities to all qualified individuals. As an equal opportunity employer, we are able to make reasonable adjustments to accommodate individuals with disabilities during the recruitment and selection process. If you require accommodation, please inform us in advance, and we will work with you to meet your needs. Our Hybrid Model We embrace a dynamic hybrid work environment that balances flexibility with collaborative in-person experiences. Our approach is designed to foster innovation, team connection, and individual productivity. • Levels 1-5: Minimum 2 days per week in-office • Level 6 and above: Minimum 3 days per week in-office We believe this structure offers the best of both worlds - the flexibility of remote work and the synergy of face-to-face collaboration. Our office days are carefully coordinated to maximise team interactions and learning/ mentorship opportunities. What This Means for You: • Flexibility to manage your work and life • Dedicated in-office days for team building and collaborative projects • Office facilities (with plants!) designed for productive interactions • Clear expectations and support for maintaining our hybrid schedule We’re committed to creating an inclusive environment that accommodates diverse needs while maintaining our collaborative culture. Join us in shaping the future of work! Note: While we offer flexibility, commitment to our hybrid schedule is an important aspect of our team culture and performance expectations. Inclusion Policy We are always looking for talented individuals to join ClearScore. We are an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for our people. Please see our People Policy Notice at [Upgrade to PRO to see link]