hyperexponential

Frontend Engineer

hyperexponential

full-time

Posted on:

Origin:  • 🇬🇧 United Kingdom

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Job Level

Mid-LevelSenior

Tech Stack

JavaScriptJestPythonReactTypeScript

About the role

  • Own the development, enhancement, and support of workflow-related UI features in hx Renew’s frontend—using and extending hx’s design system and component library (shadcn + tailwindcss)
  • Implement and maintain accessible UI components for complex user journeys
  • Collaborate with backend engineers and product specialists to clarify requirements and deliver user-friendly solutions
  • Work closely with designers to translate Figma mockups into production-ready components using hx’s design system
  • Engage with frontend engineers from other hx teams: share pattern updates, participate in code reviews, and uphold consistency and standards
  • Support continual improvement of the team’s Product Domain through proactive UI/UX and usability fixes
  • Write and maintain unit and integration tests; support CI/CD reliability
  • Contribute documentation and share knowledge related to both the team and the wider frontend engineering community at hx

Requirements

  • Solid understanding of modern software architecture principles and best practices applied to frontend/web development, including component design, state management, scalability, and maintainability
  • Proficient in JavaScript/TypeScript and React
  • Experience building and maintaining complex, multi-page SPAs in a commercial setting
  • Capable of extending/maintaining a shared component library, following design tokens and accessibility best practices
  • Skilled in developing, debugging, and optimising UI components for rich business logic (including API integration and data-heavy workflows)
  • Able to work with independence under guidance from Senior Engineers and Managers
  • Familiarity with frontend tooling: vitejs, nx, jest, vitest, testing library
  • Competent in test design and maintenance (unit, component, CI/CD)
  • Strong written and verbal communication skills
  • Must be comfortable being in the office 2 - 3 days per week (hybrid)
  • Employer cannot support visa sponsorship