76 to 100 of 173 Permanent Jest Jobs

Web related protocols and technologies such as Tomcat, Nodejs, Web Services, or SSL. Demonstrated hands-on experience developing JUnit and Jasmine tests. Demonstrated experience with testing platforms such as Jest or Karma. Demonstrated hands-on experience working with DevOps tools such as Git, Jenkins, or Nexus HIGHLY DESIRED SKILLS AND DEMONSTRATED EXPERIENCE Other skills and demonstrated experiences that are highly More ❯

field; with 3+ years industry experience or equivalent combination of education, training, and experience; Good to have: • Experience with Next.js • Experience with Redis/Memcached • Experience with PHPUnit, mocha, jest, or similar ; • Experience in server technologies, specifically AWS; • Experience in Docker applications will be a plus; • Familiarity with open-source software a plus; • Familiarity with JIRA, Jenkins, Elasticsearch, Grafana, Kibana More ❯

for UX and UI design best practices. Excellent problem-solving skills and attention to detail. Awareness of technical SEO principles. Nice to have: Modern front-end testing tools like Jest and React Testing Library. Node.js. Modern front-end build pipelines and tools, such as Babel, Webpack. Agile/Scrum methodologies. CMS platforms like Strapi. Internationalisation. What We Offer At MrQ More ❯

web performance, accessibility, and UX principles. Solid foundation in Computer Science fundamentals. Comfortable working in a fast-paced, collaborative environment. Nice to have: Modern front-end testing tools like Jest and React Testing Library. Node.js. Modern front-end build pipelines and tools, such as Babel, Webpack. Agile/Scrum methodologies. CMS platforms like Strapi. Internationalisation. What We Offer At MrQ More ❯

caching). Proficient in containerisation and orchestration technologies such as Docker, Kubernetes, and Terraform. Experience with cloud platforms, ideally GCP or Azure. Knowledge of testing frameworks and methodologies including Jest, Playwright, and Vitest. Familiarity with mobile frameworks such as Ionic Capacitor is a plus. Awareness of Guidewire platform integration is desirable but not required. Behavioural Competencies Analytical Thinking: Able to More ❯

complex problems). Excellent attention to detail. An ability to explain technical concepts to non-technical audiences. Preferred Skills : NextJS (app router, static rendering, turbo, mono-repo, Vercel) Typescript Jest Storybook (and Storybook testing) Playwright Contentful Algolia Datadog (or similar monitoring tools) GitHub actions Akamai GraphQL Benefits: 33 days annual leave for full time employees (25 days holiday + More ❯

complex problems). Excellent attention to detail. An ability to explain technical concepts to non-technical audiences. Preferred Skills : NextJS (app router, static rendering, turbo, mono-repo, Vercel) Typescript Jest Storybook (and Storybook testing) Playwright Contentful Algolia Datadog (or similar monitoring tools) GitHub actions Akamai GraphQL Benefits: 33 days annual leave for full time employees (25 days holiday + More ❯

of experience using React 16+ with TypeScript • Experience working with both RESTful API's and GraphQL • Experience with recent versions of React, especially React Hooks and Context • Experience with Jest and Cypress for unit and end-to-end testing • Understands what an ETL pipeline is • Understands databases and SQL • TS/SCI active clearance required. U.S. Citizenship required Nice to More ❯

of experience using React 16+ with TypeScript • Experience working with both RESTful API's and GraphQL • Experience with recent versions of React, especially React Hooks and Context • Experience with Jest and Cypress for unit and end-to-end testing • Understands what an ETL pipeline is • Understands databases and SQL • TS/SCI active clearance required. U.S. Citizenship required Nice to More ❯

. Experience in Agile development environments using modern DevOps practices. A degree in Computer Science/Software Engineering or equivalent industry experience. Experience with writing automated tests (e.g., NUnit, Jest). Experience working with relational and non-relational databases (e.g., SQLServer, Postgres, MongoDB, CosmoDB). About Amici: Founded in 2005, Amici provides a cloud-based purchasing and inventory management platform More ❯

data-driven approach. Proficiency in a recognised programming language (e.g., JavaScript, Python, Java). Preferred Skills: TypeScript, NextJS/React, AWS (Lambda/Step Functions, Postgres/Dynamo, CDK), Jest, Playwright. My client offers a competitive salary, a share incentive scheme, private health insurance, and a flexible hybrid working environment with a "4 weeks from anywhere" policy. They foster a More ❯

engineering principles, including data structures, algorithms, and software design Solid understanding of web application architecture, including APIs, HTTP requests, databases, caching, and related concepts Used testing frameworks such as Jest to write and maintain unit tests for your code, and browser automation tools such as Cypress or Playwright for test automation Preferred Qualifications Bachelor's or Master's degree in More ❯

types! We also use d3, Formik, and Zustand to build out the products, and styled-components and tailwind to make them pretty. And then we test them with vitest, jest, and playwright. If you're also interested in the backends, here's some other tech we use: PHP, NodeJS, Docker, Elastic, Redis, and all the services offered by AWS. We More ❯

analytics. Experience with SQL/NoSQL databases (MongoDB, PostgreSQL, DynamoDB). CI/CD automation expertise (Jenkins, GitHub Actions, AWS CodePipeline). Proficiency in API testing frameworks (Postman, Newman, Jest, Mocha, PyTest). Strong debugging, logging, and monitoring skills (Grafana, Prometheus, ELK stack) Nice to Have Experience with GraphQL federation and Apollo Server. Knowledge of AI/ML APIs and More ❯

/UX framework (React preferred, but Svelte, Angular, or Vue also considered). Experience with state management libraries (e.g. Redux, Zustand, or similar). Proficient with testing frameworks (e.g. Jest, Cypress, Playwright) for unit, end-to-end, and automation testing. Experience working with RESTful APIs and web services integration. Strong understanding of accessibility standards (WCAG) and security best practices. Eligible More ❯

with both RESTful APIs and GraphQL (Relay or Apollo experience is a bonus, but not required) Experience with recent versions of React, especially React Hooks and Context Experience with Jest and Cypress for unit and end-to-end testing Experience with monorepos, specifically using Lerna and Nx Understands what an ETL pipeline is Understands databases and SQL Job Duties: Responsible … with both RESTful APIs and GraphQL (Relay or Apollo experience is a bonus, but not required) Experience with recent versions of React, especially React Hooks and Context Experience with Jest and Cypress for unit and end-to-end testing Experience with monorepos, specifically using Lerna and Nx Understands what an ETL pipeline is Understands databases and SQL Job Duties: Responsible More ❯

and Ionic Translate UX designs and wireframes into polished front-end interfaces Develop and maintain shared UI components, including documentation via Storybook Write clean, maintainable, and testable code using Jest and React Testing Library Partner with backend developers for API integration and delivery Act as a subject matter expert in UI/mobile development within the wider digital team Key … experience in cross-platform mobile development for iOS and Android , ideally with Next.js Strong proficiency in React , Next.js , and Ionic Familiarity with Context API , GitHub , and testing tools like Jest Proven ability to troubleshoot deployment issues and optimise user performance Knowledge of software architecture and engineering best practices Desirable : Azure, .NET, CI/CD (YAML), accessibility standards Exposure to financial More ❯

and Experience: Current commercial experience with React and state-management libraries in an Agile environment Comfortable with Typescript Experience of CI/CD tools Experience with testing frameworks i.e. Jest/Enzyme/Cypress/Selenium Would be great if you have experience (but not essential) with More ❯

both RESTful API's and GraphQL (Relay or Apollo experience is a bonus, but not required) Experience with recent versions of React, especially React Hooks and Context Experience with Jest and Cypress for unit and end-to-end testing Experience with monorepos, specifically using Lerna and Nx Understands what an ETL pipeline is Understands databases and SQL Job Duties: Responsible More ❯

Expert in React and TypeScript Hands-on AWS integration experience Strong understanding of APIs (REST/GraphQL) CI/CD familiarity and clean coding practices Nice to Have: Next.js, Jest/Cypress, or Terraform/CDK experience UI/UX sensibility or design system work PHP/WordPress experience What We Offer: Competitive pay and potential equity Flexible, remote-first More ❯

best practices and driving a culture of quality and continuous improvement across delivery teams. What We're Looking For: Strong experience with automation tools and frameworks such as Cypress, Jest, Postman/Insomnia, and working across Node.js, Java, Python , and React environments. Proven knowledge of testing methodologies - E2E, Unit, Component, Integration, Regression, and Smoke testing. Experience working in a CI More ❯

environment (Scrum/Kanban). Bonus Points: Experience with Redux, GraphQL, or other state management libraries. Background working with SaaS or FinTech applications. Familiarity with mobile testing frameworks like Jest or Detox. Experience with cloud services and mobile deployment pipelines. More ❯

ecosystem differences. Familiarity with RESTful APIs and mobile libraries for networking. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with automated testing suites, like Jest or Mocha. Excellent problem-solving skills and the ability to think algorithmically. Experience with cloud message APIs and usage of push notifications. Knowledge of CI/CD pipelines, code signing More ❯

lead developers on methodologies and optimization techniques. Requirements: Expertise in data modeling, design, manipulation, optimization, and industry best practices. Experience with test-driven development using frameworks like Cypress, Serenity, Jest, and Karma. Solid understanding of architectural principles such as domain-driven design, event-driven systems, micro-frontends, and microservices. Ability to lead and partner with internal and external technical resources. More ❯

Senior React Native Developer opportunity. Interviews are taking place shortly! Keywords: Senior React Native Developer, Mobile App Development, UI/UX, iOS, Android, Redux, RESTful APIs, GitHub, MSSQL, Mocha, Jest, Clean Code, Agile, FinTech, Hybrid Working, London, App Store, Google Play, Mobile App Launch Established in Didsbury, Connexa Technology Ltd is becoming one of the UK's fastest growing IT More ❯