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Senior Frontend Engineer

Cint

full-remoteseniorpermanentfrontend Full remote - London, GB 62 days ago via WTTJ

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Tags

Next.jsReact QueryTypeScriptTailwind CSSApp RouterPerformance OptimizationTestingOpenAPIAuthenticationLLM Tooling

About the role

Role Overview

Join Cint’s globally distributed team as a Senior Frontend Engineer. You will enhance the Cint Exchange Ordering platform, owning the buyer user experience and partnering with UX designers and product managers to deliver high-quality outcomes.

Responsibilities

  • Own the user experience end-to-end, collaborating closely with UX and product.
  • Develop and integrate new features on the Ordering platform.
  • Optimize performance and ensure high-quality research answers.
  • Improve existing codebases by identifying and addressing performance bottlenecks.
  • Participate in design and code reviews to maintain engineering standards and best practices.
  • Drive architectural improvements with a focus on security across systems, tools, and workflows.
  • Research and evaluate new frontend technologies and improve frontend engineering practices.

Requirements

  • Proficiency in Next.js 13+ (including App Router) and React Query, including data caching strategies and performance optimization.
  • 3–5+ years of software development experience in fast-paced, complex environments.
  • Strong UI engineering with TypeScript, including comprehensive typing for maintainability and reliability.
  • CSS and Tailwind experience.
  • Experience working with Figma and internal design systems.
  • Ability to turn product documentation into feature epics and user stories, delivering from concept to reality.
  • Technical writing/diagrams for brainstorming and cross-team alignment.
  • Experience writing unit and integration tests (including API mocks).
  • Ability to review OpenAPI specifications and provide feedback on API contract design.
  • Familiarity with authentication/authorization services.

Nice to Have

  • Cloud-native development, preferably on AWS.
  • Data visualization with Highcharts or D3.js.
  • Familiarity with LLM tooling (Skills, MCPs, agentic flows) and AI engineering workflows.
  • Experience with: Vite, shadcn, Radix, Playwright, Auth0, OpenTelemetry (OTEL), Sentry, Terraform, and/or backend languages (Java, C#, Go, Python, Scala).
  • Experience using LLM tools for tasks like code migration automation, structured data extraction, prompt evaluation, and context window management.

About Cint

Cint is a technology company that operates in the research data ecosystem, providing platforms for ordering and delivering high-quality research responses. It builds and evolves software products used by buyers and partners in a globally distributed environment.

Scraped 6/11/2026