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Senior Frontend Software Engineer

PrimaLondon, United Kingdom
UK
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To support this expansion, we’re looking for a Senior Frontend Software Engineer to join our Website Team, which owns and evolves the CMS platform powering our public-facing content experiences.

The Website Team focuses on managing the Website with the CMS (Sanity) with the goal to create high-fidelity UI implementation, good SEO placement, accessibility, Core Web Vitals, API integrations, and a robust internal component system built on our internal design system.

Responsibilities

  • Build high-fidelity UI starting from Figma, replicating layouts, interactions, and micro-details with precision.
  • Develop typed, modular, reusable React components, following predictable patterns and scalable conventions.
  • Manage styling using CSS/SASS Modules, ensuring maintainable structure and no global side effects.
  • Integrate internal and external REST/GraphQL APIs, including third-party services (e.g., Trustpilot, Algolia).
  • Implement unit tests with React Testing Library to guarantee predictable behaviors and avoid regressions.
  • Ensure accessibility (A11Y), on-page SEO, and Core Web Vitals best practices.
  • Collaborate with design, product, and backend using a clear, quality-driven workflow (PR reviews, naming rules, continuous refactoring).
  • Contribute to defining and maintaining our internal design system and UI guidelines.
Requirements
  • Strong experience with React, TypeScript, Hooks, component design patterns and UI architecture.
  • Experience with (SSR, ISR, routing, caching, optimization) and Headless CMS.
  • Ability to translate Figma into well-structured, responsive, accessible implementations.
  • Mastery of CSS/SASS/SCSS Modules, with scalable and readable conventions.
  • Proficiency with React Testing Library and behavior-driven test strategies.
  • Excellent understanding of semantic HTML, accessibility standards, technical SEO, and CWV optimization.
  • Ability to integrate APIs with robust handling of errors, loading, abort logic, retries, re-fetch strategies.
  • Collaborative approach: clear naming, clean PRs, concise communication, and code ownership.
Nice-to-Have
  • End-to-end testing with Playwright or Cypress.
  • Experience with performance profiling techniques and browser tools.
  • Experience maintaining or contributing to a design system.

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FAQ

Is the Senior Frontend Software Engineer position at Prima remote?
Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
When was this Senior Frontend Software Engineer job posted?
This listing was posted on December 17, 2025 and is still open for applications.
How do I apply for the Senior Frontend Software Engineer position at Prima?
Use the apply button on this page — it takes you directly to the employer’s application page.

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