> Markdown version of [/jobs/ext/2801272-frontend-js-react-typescript-in-fintech](https://www.wearedevelopers.com/jobs/ext/2801272-frontend-js-react-typescript-in-fintech). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # frontend js/react/typescript in fintech - **Company:** Enfint - **Location:** Greater London, UK - **Contract:** Permanent contract - **Skills:** Adobe Analytics, Application Programming Interfaces (APIs), Artificial Intelligence, Microsoft Azure, Continuous Integration, SignalR, Software Construction, TypeScript, Web Content Accessibility Guidelines, Web Applications, WebSocket, Openapi, Tailwind, ReactJS, Webpack, Sentry, Front End Software Development, React Testing Library, JestJS - **Published:** September 9, 2026 - **Apply:** https://www.collegerecruiter.com/job/2842868998-frontend-jsreacttypescript-in-fintech ## About the Role * Strong track record of building modern React and TypeScript single-page applications running in production with real users * Experience with complex form engineering, including branching validation and cross-field dependencies * Ability to design multi-step flow state for long journeys that clients may leave and resume * Deep experience with TanStack Query, including query-key design, cache invalidation, stale policies, and route-loader prefetching * Experience integrating identity verification, document upload, and OpenAPI-generated API clients * Experience implementing roles and permissions in both the interface and API * Habit of testing with Vitest, React Testing Library, and MSW against coverage gates * Experience building accessible software to WCAG 2.1 AA standards with Tailwind, Radix/shadcn, and Storybook * Real experience building software with AI and judgment about when it helps or creates problems * Clear communication with engineers and non-engineers, including willingness to disagree and commit once a decision is made * Nice to have: Auth0 or a similar identity provider, Sentry or similar error tracking and observability, Azure Static Web Apps and Azure DevOps or comparable CI/CD, Vite build and bundle work, regulated financial services or KYC/KYB or client onboarding, Storybook or another documented component library, real-time updates over WebSockets or SignalR * Must be eligible to work in the UK ## Related Videos - [Micro Frontends with Module Federation: Why and How?](https://www.wearedevelopers.com/videos/165-micro-frontends-with-module-federation-why-and-how) - [From Doubt to Confidence: How Sentry Uses Verdaccio to Bulletproof SDK Releases](https://www.wearedevelopers.com/videos/739-from-doubt-to-confidence-how-sentry-uses-verdaccio-to-bulletproof-sdk-releases) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [Debugging in the Dark](https://www.wearedevelopers.com/videos/1658-debugging-in-the-dark) - [Micro-Frontends with Module Federation: Beyond the Basics](https://www.wearedevelopers.com/videos/298-micro-frontends-with-module-federation-beyond-the-basics) ## Related Articles - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Top 5 React Form Libraries for Developers](https://www.wearedevelopers.com/magazine/399-top-5-react-form-libraries-for-developers) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front)