1 to 25 of 153 Jest Jobs in the UK excluding London

with CI/CD pipelines using GitHub Actions or Azure DevOps Solid understanding of cloud architecture and deployment, especially within Microsoft Azure Skilled in automated testing and debugging with Jest, Mocha, and Cypress Knowledge of authentication protocols and security frameworks like ISO 27001 and Cyber Essentials Plus Background in Computer Science, Software Engineering, or a related technical field Practical experience More ❯

with CI/CD pipelines using GitHub Actions or Azure DevOps Solid understanding of cloud architecture and deployment, especially within Microsoft Azure Skilled in automated testing and debugging with Jest, Mocha, and Cypress Knowledge of authentication protocols and security frameworks like ISO 27001 and Cyber Essentials Plus Background in Computer Science, Software Engineering, or a related technical field Practical experience More ❯

microservices architecture, and modern database technologies. Experience using generative AI tools (GitHub Copilot, ChatGPT, Claude, etc.) to accelerate development and improve code quality. Experience with test automation frameworks (Cypress, Jest, or similar) Ability to communicate technical concepts clearly to both technical and non-technical stakeholders. Professional Qualities: Analytical mindset with a data-driven approach to problem-solving, combined with creative More ❯

collaborative team setting. Significant experience with version control systems such as Git. Strong expertise in writing and maintaining automated tests (e.g., unit, integration, or component tests using NUnit, xUnit, Jest, or Jasmine). Desirable Experience with both front end (e.g. React, TypeScript) and back end (.NET C#, ASP.NET) development, especially related to API consumption good practices such as schema validation More ❯

UI components. Familiarity with in CSS-in-JS solutions (e.g. styled-components) for creating themed and brand-aligned interfaces. Experience with modern JavaScript testing frameworks (e.g. Vitest, Playwright, or Jest). Experience with web application integrations, such as iframe-based architectures using the PostMessage API. Knowledge of internationalization (i18n) and localization (l18n) frameworks (e.g. FormatJS/react-intl). Practical More ❯

UI components. Familiarity with in CSS-in-JS solutions (e.g. styled-components) for creating themed and brand-aligned interfaces. Experience with modern JavaScript testing frameworks (e.g. Vitest, Playwright, or Jest). Experience with web application integrations, such as iframe-based architectures using the PostMessage API. Knowledge of internationalization (i18n) and localization (l18n) frameworks (e.g. FormatJS/react-intl). Practical More ❯

APIs and token-based authentication (e.g., JWT). Familiarity with popular frontend development tools such as Node, NPM, CI/CD pipelines, DevOps practices, and performance testing frameworks like Jest and React Testing Library. Experience with performance and memory tuning using relevant tools. What we offer Join us and you'll find a different way of doing things. We call More ❯

Background in regulated sectors such as finance or defence. Strong skills in JavaScript, HTML, CSS, and modern front-end tools. Experience with RESTful APIs, GraphQL, and testing frameworks (e.g., Jest, Mocha). Familiarity with CI/CD workflows and component libraries. Excellent problem-solving abilities and a focus on user-centric solutions. Desirable Skills: Experience with TypeScript, Redux/Context More ❯

/Auth systems (OAuth2/OpenID Connect/JWT). Experience with messaging/eventing platforms (RabbitMQ, Kafka). Infrastructure as Code (Terraform, ARM templates). Front-end testing (Jest, React Testing Library) and TypeScript. Domain knowledge in fintech/healthcare/B2B SaaS (optional). Benefits & culture Competitive salary: £50k–£60k plus potential performance bonus. Hybrid working model — flexible More ❯

analysis skills Quick-thinking problem solver who is comfortable with rudimentary maths and geometry Skilled at proposing, collaborating, and documenting development strategies Experience with automated testing tools such as Jest or Vi-test Advocate of Agile best practices Good knowledge of development principles such as SOLID, TDD, DRY, and Lean Software Development. Desirable Experience Microsoft Azure Tools (DevOps) and cloud More ❯

/Auth systems (OAuth2/OpenID Connect/JWT). Experience with messaging/eventing platforms (RabbitMQ, Kafka). Infrastructure as Code (Terraform, ARM templates). Front-end testing (Jest, React Testing Library) and TypeScript. Domain knowledge in fintech/healthcare/B2B SaaS (optional). Benefits & culture Competitive salary: £50k–£60k plus potential performance bonus. Hybrid working model — flexible More ❯

Your Application With Knowledge of Docker for containerised development environments. Familiarity with CI/CD pipelines (e.g., GitHub Actions, Vercel, or similar). Experience with testing frameworks such as Jest, Cypress, or Playwright. Understanding of performance monitoring tools and analytics. Basic knowledge of Node.js for backend integration. What We Can Offer You Salary: £40,000 - £50,000 per annum (dependent More ❯

Your Application With Knowledge of Docker for containerised development environments. Familiarity with CI/CD pipelines (e.g., GitHub Actions, Vercel, or similar). Experience with testing frameworks such as Jest, Cypress, or Playwright. Understanding of performance monitoring tools and analytics. Basic knowledge of Node.js for backend integration. What We Can Offer You Salary: £40,000 - £50,000 per annum (dependent More ❯

/Auth systems (OAuth2/OpenID Connect/JWT). Experience with messaging/eventing platforms (RabbitMQ, Kafka). Infrastructure as Code (Terraform, ARM templates). Front-end testing (Jest, React Testing Library) and TypeScript. Domain knowledge in fintech/healthcare/B2B SaaS (optional). Benefits & culture Competitive salary: £50k–£60k plus potential performance bonus. Hybrid working model — flexible More ❯

Building Cross-platform interfaces (Web, Phone, Tablet). Experience with modern build tools (Webpack, Vite, or similar) and version control (Git). Desired: Experience with TypeScript. Exposure to Cypress, Jest, or other testing frameworks. Experience in design systems or component library architecture. Interest in motion design, or animation frameworks (e.g., Framer Motion). Benefits: Competitive Base Salary Flexible working hours More ❯

Typescript, CSS, SCSS, SCSS modules. Hands on experience in Git. Strong Skills in React, Next.js, Redux, React Context API, and State management. Good understanding of the Testing frameworks e.g., Jest, React testing library, and Enzyme. Strong working experience in package Build tools e.g., Webpack and Rollup. Experienced in building and deploying micro-frontend applications. Has the flexibility and understanding to More ❯

Typescript, CSS, SCSS, SCSS modules. Hands on experience in Git. Strong Skills in React, Next.js, Redux, React Context API, and State management. Good understanding of the Testing frameworks e.g., Jest, React testing library, and Enzyme. Strong working experience in package Build tools e.g., Webpack and Rollup. Experienced in building and deploying micro-frontend applications. Has the flexibility and understanding to More ❯

Typescript, CSS, SCSS, SCSS modules. Hands on experience in Git. Strong Skills in React, Next.js, Redux, React Context API, and State management. Good understanding of the Testing frameworks e.g., Jest, React testing library, and Enzyme. Strong working experience in package Build tools e.g., Webpack and Rollup. Experienced in building and deploying micro-frontend applications. Has the flexibility and understanding to More ❯

Typescript, CSS, SCSS, SCSS modules. Hands on experience in Git. Strong Skills in React, Next.js, Redux, React Context API, and State management. Good understanding of the Testing frameworks e.g., Jest, React testing library, and Enzyme. Strong working experience in package Build tools e.g., Webpack and Rollup. Experienced in building and deploying micro-frontend applications. Has the flexibility and understanding to More ❯

Strong focus on performance, accessibility (WCAG), and user experience, leveraging tools like Material-UI and Tailwind CSS. Familiar with TypeScript, modern build tools (Webpack, Babel, Vite), and testing frameworks (Jest, React Testing Library, Cypress). Active contributor in Agile environments, participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in More ❯

Strong focus on performance, accessibility (WCAG), and user experience, leveraging tools like Material-UI and Tailwind CSS. Familiar with TypeScript, modern build tools (Webpack, Babel, Vite), and testing frameworks (Jest, React Testing Library, Cypress). Active contributor in Agile environments, participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in More ❯

design principles and how to apply them The ability to communicate technical ideas clearly to others Experience working in agile environments with Git workflows Nice to have: testing frameworks (Jest, React Testing Library), design systems, or cloud exposure. The practical details: Hybrid – 2 to 3 days in the office (rural location, car required) Must have the right to work in More ❯

design principles and how to apply them The ability to communicate technical ideas clearly to others Experience working in agile environments with Git workflows Nice to have: testing frameworks (Jest, React Testing Library), design systems, or cloud exposure. The practical details: Hybrid – 2 to 3 days in the office (rural location, car required) Must have the right to work in More ❯

growth and innovation. Contribute to DevOps practices including CI/CD pipelines and infrastructure automation. Required Skills TypeScript/Node.js REST APIs (Express, Nest.js, or similar frameworks) Unit testing (Jest or equivalent) Cloud computing (GCP preferred; AWS or Azure experience also valuable) Infrastructure as Code (Terraform or similar) Docker and Compose Continuous Integration tools and environments Experience in a Continuous More ❯

growth and innovation. Contribute to DevOps practices including CI/CD pipelines and infrastructure automation. Required Skills TypeScript/Node.js REST APIs (Express, Nest.js, or similar frameworks) Unit testing (Jest or equivalent) Cloud computing (GCP preferred; AWS or Azure experience also valuable) Infrastructure as Code (Terraform or similar) Docker and Compose Continuous Integration tools and environments Experience in a Continuous More ❯