14 of 14 Jest Jobs in London

with AWS, Kubernetes, Docker and Lambda functions Experience working with Contentful CMS (content modelling, delivery APIs) Familiarity with infrastructure as code Testing experience with Jest and Playwright Understanding of RESTful APIs and microservices principles Comfortable working in an Agile, DevOps environment Proficient with Git and CI/CD pipelines (GitLab ...

with CI/CD pipelines. Preferred Qualifications Experience with JAVAScript and React. Knowledge of front-end build tools. Familiarity with testing frameworks (JUnit, Mockito, Jest, etc.). Strong problem-solving and analytical skills. ...

with CI/CD pipelines. Preferred Qualifications Experience with JAVAScript and React. Knowledge of Front End build tools. Familiarity with testing frameworks (JUnit, Mockito, Jest, etc.). Strong problem-solving and analytical skills. ...

libraries (e.g., Redux, Zustand). Solid experience integrating front‐end apps with RESTful APIs, (GraphQL is a bonus). Experience with testing frameworks (e.g., Jest , React Testing Library ). Comfortable with CI/CD pipelines, version control ( Git ), modern build tools and an eye for performance optimisation. Strong understanding ...

PostgreSQL, MongoDB) Build secure and performant RESTful APIs Implement scalable backend services and microservices Optimise application performance and system reliability Implement automated tests using Jest, Cypress, and TDD practices Collaborate with product managers, designers, QA, and DevOps teams Participate in code reviews and maintain high engineering standards Contribute ...

features across the full stack of a high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely ...

features across the full stack of a high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely ...

features across the full stack of a high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely ...

work with a variety of technologies. You’ll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node, Jest, Cypress Ruby (non-Rails environment) – nice to have AWS: EC2, ECS, Lambda, S3, SQS Databases: MongoDB & PostgreSQL They are looking for someone who is: Proactive ...

Understanding of browser rendering, web performance, and Core Web Vitals - Experience with build tools such as Webpack, Vite, or ESBuild - Comfort with testing frameworks (Jest, Cypress, or Playwright) Equal Opportunity Employer: Joveo is an equal opportunity employer. We are committed to building an inclusive workplace and welcome applications from ...

implement improvements. Required Qualifications & Experience Strong TypeScript and React experience (React 16+). Proficient in JavaScript ES6+. Experience with React Testing frameworks like Jest and Enzyme. A keen sense of design and desire to build a better mousetrap. General understanding of supporting infrastructure: git, microservices, containers, etc. Comfortable working with ...

Experience with state management, data fetching, and client-side routing - Familiarity with accessibility standards (WCAG 2.1 AA or above) - Experience with frontend testing frameworks (Jest, Playwright, or Cypress) - Strong eye for design quality and ability to collaborate closely with designers Equal Opportunity Employer: Joveo is an equal opportunity employer. ...

helpingtoshapethefutureofmediatechnology. KeyResponsibilities Leadarchitectureanddirectionforarangeofdigitalproducts. Championengineering,establishandupholdcodingbestpractices. CollaboratewithPM'sPO's,designers,andseniorstakeholderstoshapesolutions. Leadandguideteamsonfeaturebreakdown,technicalplanning,andreleaseprocesses. Manageandmentorengineersalongwithgrowingahigh-performingteams. Skills&ExperienceRequired ExtensiveexperiencewithJavaScript/TypeScript,React,Redux,andNode.js StrongexperienceinTDDandtestingframeworks(Jest,Mocha,Cypres/Playright) Atrackrecordinmodularsystemarchitectureandmulti-tenantplatformdevelopment. ExperiencewithAWS Deepunderstandingofsoftwarearchitecture,security,performance,andcontinuousdelivery. Agilemindsetwithexperienceincross-functionalteams. Iftheaboveisofinterest,pleaseapplywithanupdatedcopyofyourCVandamemberoftheScalersteamwillbeintouch. ...

Haves: Strong experience in Core React Native 0.81, TypeScript 5.x, React 19 Strong experience in State Redux Toolkit , Zustand , React Query , Apollo Client Testing Jest , React Native Testing Library strong requirement many test files Any Certifications required: Preferred but not mandatory Performance Expectations : Core React Native 0.81, TypeScript 5.x, React … State Redux Toolkit Zustand React Query Apollo Client Testing Jest React Native Testing Library strong requirement many test files UI Styled Components 6, Reanimated, Gesture Handler, Lottie, Skia APIs GraphQL with codegen, REST with React Query Thirdparty Sentry, NewRelic, Optimizely, Braze, Auth0, Contentful Agile Work Experience ...