1 to 25 of 189 Jest Jobs in the UK

Toolkit Frontend HTML5, CSS3, JavaScript (ES6+), TypeScript React.js (preferred), Angular, or Vue.js Responsive design (Bootstrap, Tailwind), state management (Redux, Context API) Front-end testing (Jest, React Testing Library, Cypress) Backend C#, ASP.NET Core/.NET 6+ RESTful and GraphQL APIs Entity Framework Core, LINQ Authentication & authorisation (OAuth2, JWT, Azure ...

responsive web design. Exposure to AWS technology stacks (serverless applications, Step Functions/Workflows, Lambdas, S3, DynamoDB). Experience writing unit tests with Jest or Jasmine and improving code coverage. Experience in end-to-end automated testing using Playwright. Integration experience with RESTful APIs and microservices. Strong focus on quality ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently ...

Proficient with TypeScript, HTML5, CSS3, SCSS and responsive design. Experience with AWS serverless technologies (Step Functions, Lambda, S3, DynamoDB). Unit testing experience using Jest or Jasmine; E2E testing with Playwright. Experience integrating with microservices and RESTful APIs. Familiarity with Splunk for logging/monitoring. Knowledge of NodeJS, NestJS ...

Proficient with TypeScript, HTML5, CSS3, SCSS and responsive design. Experience with AWS serverless technologies (Step Functions, Lambda, S3, DynamoDB). Unit testing experience using Jest or Jasmine; E2E testing with Playwright. Experience integrating with microservices and RESTful APIs. Familiarity with Splunk for logging/monitoring. Knowledge of NodeJS, NestJS ...

have: Docker/Kubernetes, IaC (Terraform/ARM), Identity/Auth systems (OAuth2/JWT). Event streaming (Kafka/RabbitMQ), front-end testing (Jest, RTL). Fintech/healthcare/B2B SaaS experience. Benefits & Culture: Competitive salary £45k–£60k + performance bonus Hybrid working: flexible remote + collaboration days ...

have: Docker/Kubernetes, IaC (Terraform/ARM), Identity/Auth systems (OAuth2/JWT). Event streaming (Kafka/RabbitMQ), front-end testing (Jest, RTL). Fintech/healthcare/B2B SaaS experience. Benefits & Culture: Competitive salary £45k–£60k + performance bonus Hybrid working: flexible remote + collaboration days ...

have: Docker/Kubernetes, IaC (Terraform/ARM), Identity/Auth systems (OAuth2/JWT). Event streaming (Kafka/RabbitMQ), front-end testing (Jest, RTL). Fintech/healthcare/B2B SaaS experience. Benefits & Culture: Competitive salary £45k–£60k + performance bonus Hybrid working: flexible remote + collaboration days ...

Next.js, modern UI principles. Backend: Node.js, ASP.NET (C#), Spatial Data Languages: JavaScript (ES6+), TypeScript, C# Databases: SQL Server, PostgreSQL, MongoDB. APIs: RESTful, GraphQL. Testing: Jest or similar frameworks. Cloud Infrastructure: DevOps/AWS/Github/Jira/Confluence/M365 Preferred Skills Experience with cloud platforms (Azure/ ...

team. Nice-to-Haves: Experience with UI component libraries (Material UI, Chakra UI, Tailwind, etc.). Familiarity with front-end testing frameworks (Jest, React Testing Library, Cypress). Exposure to CI/CD pipelines and deployment workflows. Basic understanding of backend or full-stack concepts. Experience with performance profiling ...

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 ...

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 ...

component libraries Material UIChakra and design systems GDS Performance tuning memoization virtualization bundle splitting webpackVite accessibility WCAG responsive layout CSS in JS TailwindMUI Testing Jest React Testing Library Back End NET NET 78 ASPNET Core Web API EF Core LINQ DDDCQRSMediatR background processing HangfireQueues Data Azure SQL Cosmos DB caching ...

component libraries Material UIChakra and design systems GDS Performance tuning memoization virtualization bundle splitting webpackVite accessibility WCAG responsive layout CSS in JS TailwindMUI Testing Jest React Testing Library Back End NET NET 78 ASPNET Core Web API EF Core LINQ DDDCQRSMediatR background processing HangfireQueues Data Azure SQL Cosmos DB caching ...

component libraries Material UIChakra and design systems GDS Performance tuning memoization virtualization bundle splitting webpackVite accessibility WCAG responsive layout CSS in JS TailwindMUI Testing Jest React Testing Library Back End NET NET 78 ASPNET Core Web API EF Core LINQ DDDCQRSMediatR background processing HangfireQueues Data Azure SQL Cosmos DB caching ...

Integrating RESTful APIs and managing complex state (e.g. NgRx, Signals) in a high-traffic environment. Owning code quality through reviews, automated testing (Cypress/Jest) and CI/CD-driven delivery. Must-Have Experience Strong commercial experience with modern Angular (roughly 18–20), TypeScript and RxJS. 4–8 years' front ...

Integrating RESTful APIs and managing complex state (e.g. NgRx, Signals) in a high-traffic environment. Owning code quality through reviews, automated testing (Cypress/Jest) and CI/CD-driven delivery. Must-Have Experience Strong commercial experience with modern Angular (roughly 18–20), TypeScript and RxJS. 4–8 years' front ...

Integrating RESTful APIs and managing complex state (e.g. NgRx, Signals) in a high-traffic environment. Owning code quality through reviews, automated testing (Cypress/Jest) and CI/CD-driven delivery. Must-Have Experience Strong commercial experience with modern Angular (roughly 18–20), TypeScript and RxJS. 4–8 years' front ...

Integrating RESTful APIs and managing complex state (e.g. NgRx, Signals) in a high-traffic environment. Owning code quality through reviews, automated testing (Cypress/Jest) and CI/CD-driven delivery. Must-Have Experience Strong commercial experience with modern Angular (roughly 18–20), TypeScript and RxJS. 4–8 years' front ...