1 to 25 of 46 Jest Jobs in the UK excluding London

Jira, BitBucket, Bamboo from Atlassian). Understanding of agile development methodologies (Scrum, Kanban). Excellent problem-solving, analytical, and debugging skills. Unit testing and automation tools such as JUnit, Jest, Cypress and Playwright. Strong communication and interpersonal skills, with the ability to collaborate effectively in a team environment. Preferred Skills and Qualifications: Prior experience building Enterprise SaaS platforms and products. More ❯

and version control workflows Understanding of software engineering best practices and clean code principles Nice to have Familiarity with Next.js and SSR/SSG Experience with testing frameworks like Jest, React Testing Library or Cypress Awareness of CI/CD tools and pipelines Basic understanding of backend technologies such as Node.js You'll be part of a modern engineering setup 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 ❯

/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 ❯

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 ❯

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 ❯

as Code (IaC) tools such as Terraform Experience designing and developing RESTful and GraphQL APIs Proficient in testing and debugging, including unit, integration, and automated testing using frameworks like Jest, Mocha, and Cypress Knowledge of authentication, security best practices, and frameworks such as ISO 27001 and Cyber Essentials Plus Experience with CI/CD pipelines using GitHub Actions or Azure 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 ❯

Service Bus Desirable Skills Knowledge of LDDF framework , MOD digital services, or Defence data standards Infrastructure as Code - Terraform or Ansible Experience with MODCloud, AWS, or Azure Testing frameworks: Jest, Mocha, Supertest Familiarity with JSP 440 , NCSC Secure Coding Guidelines , or Defence Digital standards Security Clearance Active SC clearance is mandatory . Candidates eligible for DV clearance will be prioritised More ❯

Service Bus Desirable Skills Knowledge of LDDF framework , MOD digital services, or Defence data standards Infrastructure as Code - Terraform or Ansible Experience with MODCloud, AWS, or Azure Testing frameworks: Jest, Mocha, Supertest Familiarity with JSP 440 , NCSC Secure Coding Guidelines , or Defence Digital standards Security Clearance Active SC clearance is mandatory . Candidates eligible for DV clearance will be prioritised More ❯

experience with AWS, full stack TypeScript with React on the front end, IaC, CI/CD Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop). Enjoys upskilling others in a team - you prioritise sharing knowledge Experience with integration and onboarding 3rd party vendors, meeting with vendor engineering contacts, defining integration patterns, abstracting More ❯

/UX, accessibility (WCAG/WAI), and usability standards Wireframing, prototyping, and high-fidelity mock-ups Use of Figma, Sketch or Adobe XD Testing tools such as Cypress, Mocha, Jest, Selenium, Playwright, Docker, Postman Experience in Agile and/or Waterfall environments What's on offer: Work with modern frameworks including both Vue.js and Nuxt.js, with migration planned Defined progression More ❯

with knowledge of best practices • DevOps strategies, designing and best practices/strategies • Senior development experience using MERN framework for web application development. • Unit with React Testing Library/Jest and E2E test automation with Cypress • Industry standard CI/CD Orchestration Tools (GitHub Actions and Docker) • knowledge of Docker, API microservices, API integration with SAP • A detailed and working More ❯

React on the front end. Hands-on experience with cloud environments and Infrastructure-as-Code, alongside foundational CI/CD knowledge. Experience working with automated testing tools such as Jest, Cypress or Backstop. Understanding of RESTful APIs, microservices, documentation, versioning and mocking. Experience contributing to code reviews and working within Agile delivery environments. This is a full-time, permanent role More ❯

CSS Experience implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding of RESTful APIs and authentication protocols More ❯

CSS Experience implementing web analytics (e.g., Adobe Analytics) Strong engineering principles for SPAs and best practices for TypeScript Expertise in state management and routing Unit testing/TDD using Jest or Vitest Proficiency with Git, GitLab, merge requests, and code reviews Experience with NPM Workspaces, pre-commit hooks, and build/test pipelines Understanding of RESTful APIs and authentication protocols More ❯

in a web front end using tools such as Adobe Analytics. Strong understanding of state management principles and routing strategies. Proficient in unit testing and Test-Driven Development using Jest or Vitest. Skilled in Git, GitLab workflows, and managing merge requests. Experienced with NPM Workspaces, pre-commit hooks, and build/package/test processes. Solid understanding of consuming RESTful More ❯

cloud services (AWS S3), caching (Redis), and CI/CD pipelines (e.g. GitHub Actions). Exposure to third-party integrations or payment gateways. Understanding of testing frameworks such as Jest or Cypress. Behavioural Attributes: Demonstrates respect and concern for others. Encourages open communication and collaboration. Maintains a positive, can-do approach when tackling challenges. Upholds our clients core values: Quality More ❯

in the following would be advantageous: Latest versions of .NET AI, Machine Learning JavaScript, TypeScript and associated frameworks Containers, Docker, Kubernetes NoSQL Test tools such as xUnit, Cypress, Selenium, Jest, SoapUI Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy. More ❯

in the following would be advantageous: Latest versions of .NET AI, Machine Learning JavaScript, TypeScript and associated frameworks Containers, Docker, Kubernetes NoSQL Test tools such as xUnit, Cypress, Selenium, Jest, SoapUI Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy. More ❯

clearly to stakeholders What We’re Looking For Strong technical background in TypeScript, React, Node.js, and Next.js Familiarity with GraphQL, Postgres, and Redis Experience using testing frameworks such as Jest and Cypress Solid understanding of CI/CD, DevOps , and cloud hosting (AWS, Docker, Pulumi, Heroku) Confident delivering features quickly and reliably, with a strong eye for quality Skilled at More ❯

TypeScript preferred) and web fundamentals such as HTML5, CSS3, JavaScript/TypeScript. Strong understanding of accessibility, performance optimization, and API consumption. Experience with front-end testing using tools like Jest, React Testing Library, Playwright, or Cypress. Ability to collaborate effectively with designers, PMs, and back-end developers. Desirable skills include exposure to Blazor, experience with design systems like Storybook, and More ❯

Knowledge of performance tuning techniques including lazy loading, code splitting, and asset optimisation. Experience consuming secure REST APIs from the browser. Familiarity with front-end testing frameworks such as Jest, React Testing Library, Playwright or Cypress. Solid understanding of modern front-end tooling (e.g., npm/yarn, Vite/Webpack, ESLint/Prettier). Strong communication and collaboration skills across More ❯

SSR) and static site generation (SSG) Strong understanding of internationalisation (i18n) and localisation practices Experience with component library development and design system implementation Knowledge of frontend testing strategies (Cypress, Jest, React Testing Library, Storybook) Previous experience with CI/CD pipelines for frontend applications (Jenkins, GitHub Actions) Understanding of web performance optimisation and core web vitals Strong problem-solving skills More ❯

systems, advanced note formatting, and seamless integrations—all built with React and TypeScript and secured with end-to-end encryption. Tech Stack and Tools: • JavaScript, TypeScript, React, ES6, Playwright, Jest, Grafana • All Standard Notes codebases are open source: Encryption presents unique challenges to front-end development. Features like search and syncing are designed to function entirely within a secure and More ❯