10 of 10 Vitest Jobs in the UK

Senior Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
authentication and role-based access control Managing secure secrets via Azure Key Vault Writing and maintaining unit and frontend tests (NUnit and ViTest) Contributing to CI/CD pipeline improvements and secure deployment practices Participating in architecture and technical design reviews Ensuring all development aligns with OWASP security best practices ...

Senior Software Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
design, MongoDB data modelling, testing, observability, deployment Build secure systems (JWT/OIDC, fine-grained authorisation, IDOR protection, audit logging) Write automated tests (Vitest, Playwright) as part of everyday development Mentor engineers through code review and technical collaboration Engineering Challenges Large-scale entity resolution, event-driven distributed systems, high-throughput ...

Lead Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Services, Azure SQL, Blob Storage, Key Vault, Application Insights) Azure Entra ID authentication & RBAC Angular 21 TypeScript (strict mode) DevExpress DevExtreme (v25) NUnit, Vitest, and Playwright What They're Looking For 7+ years' commercial software development experience At least 2 years in a leadership position Strong expertise in modern .NET ...

Web Developer

Hiring Organisation
South East Water
Location
Snodland, Kent, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum
understanding of GraphQL for querying data, particularly within the Gatsby and Sanity ecosystems. Testing : Knowledge of React Testing Library (RTL) and testing tools like Vitest/Jest. Backend & Databases: Strong experience with Node.js and serverless architectures. Experience developing on and working with Sanity CMS, Firebase, and Google Cloud Platform ...

Software Engineer

Hiring Organisation
Corpay
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
working with CI/CD pipelines using tools like GitHub Actions, CircleCI, or AWS CodePipeline. Familiarity with modern testing practices and tools (e.g., Jest, Vitest), including writing unit and integration tests. Basic understanding of secure development practices and familiarity with threat modelling and risk assessment techniques. Good time management ...

UI Developer Lead

Hiring Organisation
Adecco
Location
london (city of london), south east england, united kingdom
OpenFin Experience with real-time data visualization and WebSockets Experience with micro-frontend architecture and modular design principles Experience with testing frameworks such as Vitest, Playwright, and Storybook or similar Understanding of Fixed Income, FX, and electronic trading workflows is highly desirable Strong leadership and communication skills Ability to work ...

Senior Automation Engineer

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
across multiple services Experience building or introducing contract testing Strong understanding of CI/CD, ideally GitHub Actions Excellent communication skills Advantageous: Docker, MongoDB, Vitest, Jest, OAuth2/OIDC, or a background in compliance, KYC/AML or fintech What's in it for me? A small, high-trust engineering ...

Senior Automation Engineer

Hiring Organisation
Fruition Group
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
across multiple services Experience building or introducing contract testing Strong understanding of CI/CD, ideally GitHub Actions Excellent communication skills Advantageous: Docker, MongoDB, Vitest, Jest, OAuth2/OIDC, or a background in compliance, KYC/AML or fintech What's in it for me? A small, high-trust engineering ...

UI Developer Lead

Hiring Organisation
Adecco
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 850 Daily
Vite, OpenFin etc. o Experience with real-time data visualization and WebSockets. Architecture Design: o Micro-frontend architecture, modular design principles. Testing Quality: o Vitest , Playwright, Storybook or similar testing frameworks. Financial Domain Knowledge: o Understanding of Fixed Income, FX, and electronic trading workflows is highly desirable. Soft Skills: Strong ...

UI Developer Lead

Hiring Organisation
Adecco
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
£850/day Inside IR35
Vite, OpenFin etc. o Experience with real-time data visualization and WebSockets. Architecture Design: o Micro-frontend architecture, modular design principles. Testing Quality: o Vitest , Playwright, Storybook or similar testing frameworks. Financial Domain Knowledge: o Understanding of Fixed Income, FX, and electronic trading workflows is highly desirable. Soft Skills: · Strong ...

React Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£50,000
responsive design and cross-browser compatibility Experience with state management tools (e.g. Redux, React Query) is beneficial Familiarity with testing tools such as Jest, Vitest, or React Testing Library is a plus A collaborative mindset with strong attention to detail and a proactive approach to problem-solving Why join ...

Remote Frontend Engineer (AI Automation Platform) Remote (UK)

Hiring Organisation
17918
Location
Paisley, Renfrewshire, United Kingdom
BJAK is building AI-powered automation systems that simplify complex insurance workflows- from quotations and policy issuance to claims and customer support. To make this possible, we need intuitive, fast and scalable user experiences. We ...

Remote Frontend Engineer (AI Automation Platform) Remote (UK)

Hiring Organisation
17918
Location
Bournemouth, Hampshire, United Kingdom
BJAK is building AI-powered automation systems that simplify complex insurance workflows- from quotations and policy issuance to claims and customer support. To make this possible, we need intuitive, fast and scalable user experiences. We ...

Remote Senior Frontend Developer

Hiring Organisation
17918
Location
Glasgow, Lanarkshire, United Kingdom
each. Tech Stack Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor React/Next.js 4 TypeScript REST API/GraphQL . , . . UI . . , . . … . Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor Employment: Working hours: Full-time 40 hours a week. Location: Remote - South Korea based Contract: Fixed Term Contract ...

Remote Senior Frontend Developer

Hiring Organisation
17918
Location
Sunderland, Durham, United Kingdom
each. Tech Stack Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor React/Next.js 4 TypeScript REST API/GraphQL . , . . UI . . , . . … . Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor Employment: Working hours: Full-time 40 hours a week. Location: Remote - South Korea based Contract: Fixed Term Contract ...

Remote Senior Frontend Developer

Hiring Organisation
17918
Location
Leeds, West Yorkshire, United Kingdom
each. Tech Stack Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor React/Next.js 4 TypeScript REST API/GraphQL . , . . UI . . , . . … . Language TypeScript Framework Next.js 14+ (App Router) UI React shadcn/ui Tailwind CSS Radix UI State Zustand TanStack Query Testing Vitest Playwright Deploy Vercel Netlify Tooling Figma GitHub Cursor Employment: Working hours: Full-time 40 hours a week. Location: Remote - South Korea based Contract: Fixed Term Contract ...

Remote Senior React/ React Native Developer (6-month FTC)

Hiring Organisation
17918
Location
Hamilton, Lanarkshire, United Kingdom
Rails API backend Deploy web updates to Heroku and manage mobile app releases through app stores Write tests using the existing testing setups (Vitest/Playwright for web, Jest for mobile) Handle communication, including progress updates and technical explanations Identify and implement improvements to performance, user experience, and code quality … Expo Router Shared: XState for state management, same Rails API backend Authentication system using NextAuth.js (web) and Expo SecureStore (mobile) Testing suites: Vitest/Playwright (web), Jest (mobile) Deployment: Heroku (web), EAS Build for app stores (mobile) Modern tooling and shared utilities across platforms This isn't a greenfield project ...

Remote Senior React/ React Native Developer (6-month FTC)

Hiring Organisation
17918
Location
Swansea, Glamorgan, United Kingdom
Rails API backend Deploy web updates to Heroku and manage mobile app releases through app stores Write tests using the existing testing setups (Vitest/Playwright for web, Jest for mobile) Handle communication, including progress updates and technical explanations Identify and implement improvements to performance, user experience, and code quality … Expo Router Shared: XState for state management, same Rails API backend Authentication system using NextAuth.js (web) and Expo SecureStore (mobile) Testing suites: Vitest/Playwright (web), Jest (mobile) Deployment: Heroku (web), EAS Build for app stores (mobile) Modern tooling and shared utilities across platforms This isn't a greenfield project ...

Remote Senior React/ React Native Developer (6-month FTC)

Hiring Organisation
17918
Location
Norwich, Norfolk, United Kingdom
Rails API backend Deploy web updates to Heroku and manage mobile app releases through app stores Write tests using the existing testing setups (Vitest/Playwright for web, Jest for mobile) Handle communication, including progress updates and technical explanations Identify and implement improvements to performance, user experience, and code quality … Expo Router Shared: XState for state management, same Rails API backend Authentication system using NextAuth.js (web) and Expo SecureStore (mobile) Testing suites: Vitest/Playwright (web), Jest (mobile) Deployment: Heroku (web), EAS Build for app stores (mobile) Modern tooling and shared utilities across platforms This isn't a greenfield project ...

Remote Senior React/ React Native Developer (6-month FTC)

Hiring Organisation
17918
Location
Liverpool, Merseyside, United Kingdom
Rails API backend Deploy web updates to Heroku and manage mobile app releases through app stores Write tests using the existing testing setups (Vitest/Playwright for web, Jest for mobile) Handle communication, including progress updates and technical explanations Identify and implement improvements to performance, user experience, and code quality … Expo Router Shared: XState for state management, same Rails API backend Authentication system using NextAuth.js (web) and Expo SecureStore (mobile) Testing suites: Vitest/Playwright (web), Jest (mobile) Deployment: Heroku (web), EAS Build for app stores (mobile) Modern tooling and shared utilities across platforms This isn't a greenfield project ...

Remote Senior React/ React Native Developer (6-month FTC)

Hiring Organisation
17918
Location
Livingston, West Lothian, United Kingdom
Rails API backend Deploy web updates to Heroku and manage mobile app releases through app stores Write tests using the existing testing setups (Vitest/Playwright for web, Jest for mobile) Handle communication, including progress updates and technical explanations Identify and implement improvements to performance, user experience, and code quality … Expo Router Shared: XState for state management, same Rails API backend Authentication system using NextAuth.js (web) and Expo SecureStore (mobile) Testing suites: Vitest/Playwright (web), Jest (mobile) Deployment: Heroku (web), EAS Build for app stores (mobile) Modern tooling and shared utilities across platforms This isn't a greenfield project ...