Senior UI Engineer - Design Systems Team LeadVerified as a real position

Who we’re looking for

• Proven experience leading and developing engineering teams, mentoring engineers and building high-performing, collaborative teams
• Extensive proficiency in React and TypeScript, with demonstrable experience building component libraries or design systems at scale
• Deep understanding of modern CSS, including CSS custom properties, CSS-in-JS solutions, and utility-first frameworks like Tailwind CSS
• Experience with design tokens and the tooling that transforms them across platforms (e.g., Style Dictionary, Token Studio)
• Solid understanding of web accessibility standards and experience implementing ARIA patterns, keyboard navigation, and inclusive design practices
• Experience with component documentation tools such as Storybook, including writing stories, documentation, and visual tests
• Familiarity with modern build tools and package management for library development (Vite, Rollup, npm/pnpm workspaces)
• Excellent communication and stakeholder management skills with the ability to influence technical direction and advocate for design system adoption

What you’ll do

• Leadership and development of a team of UI engineers, defining roles and responsibilities, providing mentorship, and fostering a culture of technical excellence, collaboration, and continuous improvement.
• Architectural ownership of a comprehensive React-based component library following modern design system principles, ensuring components are accessible, performant, and thoroughly documented.
• Strategic collaboration with designers to translate design tokens, specifications, and interaction patterns into reusable, production-ready components that maintain design fidelity across applications.
• Creation and maintenance of tooling, documentation, and developer experience improvements that enable engineering teams to efficiently adopt and contribute to the design system.
• Cross-functional partnership with product managers, designers, and platform engineers to define component APIs, establish patterns, and align the design system roadmap with business objectives.
• Implementation of comprehensive testing strategies including unit tests, visual regression tests, and accessibility audits to ensure component quality and reliability across the library.
• Championing of accessibility standards (WCAG 2.1 AA) and inclusive design principles, ensuring accessibility is a core quality attribute embedded in team practices and all components.
• Contribution to strategic architectural decisions, build pipelines, and release processes that support a scalable, versioned component library consumed across multiple applications.

About the position

Join Barclays as a Senior UI Engineer - Design Systems Team Lead on our Digital Experience Platform team. You will play a pivotal role in building the foundational component library and design system that powers our next-generation digital experiences. This role offers you the opportunity to shape how teams across the organisation build user interfaces, establishing patterns and tools that drive consistency, accessibility, and engineering velocity. Leading a talented team of engineers, you will set technical direction while actively programming, fostering a culture of technical excellence, innovation, and collaboration at the core of everything we do.

Benefits

• This role will be based in our Prague office.
• The entry and upper salary information above includes only annual full-time equivalent base salary and represents the typical range of pay for the role. The actual pay rate will reflect the responsibility level of the role and experience level of the individual. The entry and upper salary information does not include any other type of compensation or benefits that may be available.
• Barclays employees are also eligible for a suite of competitive country-specific benefits.
• This position is eligible for an incentive award.
• Our Work Experience is the combination of everything that's unique about us: our culture, our core values, our company meetings, our commitment to sustainability, our recognition programs, but most importantly, it's our people. Our employees are self-disciplined, hard working, curious, trustworthy, humble, and truthful. They make choices according to what is best for the team, they live for opportunities to collaborate and make a difference, and they make us the #1 Top Workplace in the area.