26 to 27 of 27 Permanent Vitest Jobs

Front End Engineer

Location
Greater London, England, United Kingdom
skills; able to design and build robust, well-typed libraries and components Experience with modern front-end tooling: build systems (Vite,rollup), testing frameworks (Vitest,Playwright) andCI/CD pipelines Familiarity with AI concepts and tooling — including AI-assisted development, LLM integration in web applications; practical experience is a strong ...

Senior Frontend Engineer

Location
City Of London, England, United Kingdom
single page application that runs on React 18, TypeScript (strict), TanStack Query/Form/Router, Tailwind + a Radix/shadcn component system, Vitest + RTL + MSW. You make the design calls on your domain and argue them out with the tribe. You build … verification, document upload and OpenAPI-generated API clients. Roles and permissions. Enforced in the interface as well as the API. Testing as a habit. Vitest, React Testing Library and MSW, against a coverage gate that fails the build. You can say what a piece of code is actually protected against. ...