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Lorien

Frontend Engineer (React/Type Script)

Lorien
United Kingdom · Contract · Associate

Front-End Engineer (React / TypeScript)

6 Months Contract

UK Based (Hybrid)


Our Uk Banking client are looking for a Front-end Engineer to join on an initial 6 month contract to build accessible, performant Single Page Applications (SPAs) that integrate cleanly with the Banks design system and services.


Core skills

  • React, TypeScript, Redux/Redux Toolkit; Next.js (nice-to-have).
  • Accessibility-first (WCAG 2.x), semantic HTML, ARIA, design tokens.
  • Strong testing habits: Jest, React Testing Library, Cypress/Playwright.
  • UI quality: performance profiling, code-splitting, hydration, SSR/ISR (Next.js).


Responsibilities

  • Deliver modular, well-tested SPA components/pages.
  • Integrate with backend APIs (REST/GraphQL), auth flows (OAuth2/OIDC).
  • Collaborate with designers and back-end/AI teams on end-to-end features.
  • Ensure accessibility, performance budgets, and observability (e.g., web vitals).


Nice-to-have

  • Familiar with the Banks Web SDK, internal design systems, and accessibility requirements.
  • Experience working within the Banks engineering standards and governance.
  • Monitoring/analytics, feature flags, AB testing.


If you find this opportunity intriguing and aligning with your skill set, we welcome the submission of your CV without delay.

Key Skills

Ranked by relevance

react design systems typescript
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Posted
Jan 05, 2026
Type
Contract
Level
Associate
Location
London Area
Company
Lorien

Industries

Banking

Categories

Information Technology

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