1 to 25 of 77 Jest Jobs in the UK

Senior Frontend Developer

Hiring Organisation
Response Informatics
Location
Cambridgeshire, England, United Kingdom
with RESTful APIs , GraphQL , and microservices architecture . Hands-on experience with Webpack , Babel , and modern build tools . Knowledge of unit testing frameworks (Jest, React Testing Library). Exposure to CI/CD pipelines and DevOps practices . Excellent communication and leadership skills; ability to manage client expectations. Experience ...

Lead Fullstack Engineer (Java/JavaScript)

Hiring Organisation
Lloyds Banking Group
Location
Edinburgh, Scotland, United Kingdom
cloud platforms - Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome. Quality Testing & Automation Experience with automated testing tools like Jest, Cypress, or Pact. Commitment to writing reliable, maintainable, and well-tested code. If you're selected to move forward in our assessment process ...

Senior Fullstack Developer (Java/JavaScript)

Hiring Organisation
Lloyds Banking Group
Location
Bristol, England, United Kingdom
cloud platforms - Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome. Quality Testing & Automation Experience with automated testing tools like Jest, Cypress, or Pact. Commitment to writing reliable, maintainable, and well-tested code. If you're selected to move forward in our assessment process ...

REACT Developer

Hiring Organisation
Brightwork Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
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 ...

Full Stack Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £460 per day
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 ...

Java Full Stack Developer - Manchester - £525 Inside IR35

Hiring Organisation
Tecknuovo Ltd
Location
Manchester, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
usability best practices Hands-on experience applying DevOps practices, including: CI/CD pipelines (GitHub Actions, GitLab CI, CircleCI, etc.) Automated testing frameworks (Jest, Mocha, Cypress, Playwright, JUnit) Monitoring and logging tools Strong understanding of REST APIs, microservice patterns, and system integration. Experience with Git and modern, collaborative development workflows. ...

Full Stack Developer

Hiring Organisation
Stott and May
Location
Manchester, England, United Kingdom
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 ...

Front End Engineer (React/UI)

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
management. Strong understanding of RESTful API integration, authentication, and security practices. Experience with CI/CD pipelines (Azure DevOps or similar) and automated testing (Jest, Cypress). Solid grounding in UX principles, responsive design, and accessibility (WCAG). Confident working within design systems and reusable component frameworks. Collaborate across disciplines ...

Mid-Senior Frontend Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Newton-Le-Willows, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
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 ...

Senior Java Developer

Hiring Organisation
Lloyds Banking Group
Location
Halifax, England, United Kingdom
cloud platforms - Google Cloud Platform (GCP) preferred, but AWS or Azure experience is also welcome. Quality Testing & Automation Experience with automated testing tools like Jest, Cypress, or Pact. Commitment to writing reliable, maintainable, and well-tested code. If you're selected to move forward in our assessment process ...

Mid Level Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
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 ...

(SC Cleared) NodeJS Developer - Inside IR35

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Permanent
Salary
Up to £500 per day + Inside IR35
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 ...

(SC Cleared) NodeJS Developer - Inside IR35

Hiring Organisation
Sanderson Recruitment
Location
Corsham, Wiltshire, South West, United Kingdom
Employment Type
Contract
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 ...

Frontend React Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
TypeScript, Material UI (v5) MUI, REST APIs, and CSS. Strong knowledge of state management tools (Redux, MobX, etc.). Experience with testing frameworks like Jest and Cypress for unit, integration, and end-to-end testing. Understanding of GIT version control and CI/CD pipelines (e.g., Azure DevOps, GitHub). ...

Senior Frontend Software Engineer

Hiring Organisation
PhysicsX
Location
City Of London, England, United Kingdom
WebSocket, GraphQL, caching strategies, and data-heavy API interactions UX & UI: Responsive design, design systems, and prototyping (Figma, Excalidraw) Testing & Quality: Unit and integration (Jest), E2E testing (Cypress) Security & Accessibility: OAuth/JWT, XSS/CSRF prevention, WCAG, and ARIA CI/CD & Developer Tooling: NX, GitHub Actions, monorepos, pipelines ...

Software Engineering Manager - Unified Client Experience (UCX)

Hiring Organisation
Hargreaves Lansdown
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
innovation go hand-in-hand. Your Technical Toolkit React/React Native/TypeScript JavaScript/HTML/CSS Figma/Git Testing frameworks : Jest, Cypress, Appium CI/CD pipelines : GitHub Actions, CircleCI, Bitrise Cloud-native architecture : AWS, Docker, Kubernetes Observability tools Interview Process 3 Stage Interview Stage ...

Software Engineering Manager - Unified Client Experience (UCX)

Hiring Organisation
Hargreaves Lansdown
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS Figma/Git Testing frameworks : Jest, Cypress, XCTest, Espresso CI/CD pipelines : GitHub Actions, CircleCI, Bitrise Cloud-native architecture : AWS, Docker, Kubernetes Observability tools Interview Process 3 Stage Interview Stage ...

Full Stack Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Spring Boot Build and integrate RESTful APIs and microservices Develop AWS serverless solutions (Lambda, Step Functions, DynamoDB, S3) Apply TDD and automated testing (Jest, Jasmine, Playwright) Work closely with Product Owners and business stakeholders Contribute to CI/CD pipelines and DevOps best practices Ensure high code quality through peer ...

Senior Frontend Developer

Hiring Organisation
Pathfinder Business Solutions Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
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 ...

Software Engineer (Lower-Mid Level)

Hiring Organisation
Sanderson Recruitment
Location
South West, United Kingdom
Employment Type
Permanent
Salary
£65,000
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 ...

Front End Software Engineer

Hiring Organisation
Nigel Wright Group
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £80,000 per annum
JavaScript and TypeScript. Experience with modern frameworks such as Vue.js or React (other similar frameworks acceptable). Familiarity with automated testing frameworks (e.g., Jest, Cypress). Experience setting up and maintaining CI/CD pipelines (e.g., GitHub Actions). Experience deploying and configuring cloud environments (Azure or AWS preferred). ...

Senior Software Engineer - Pensions, ISA and Investments

Hiring Organisation
Hargreaves Lansdown
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Part Time
Salary
£80,000
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 ...

Software Development Engineer III

Hiring Organisation
Expedia Group
Location
London, England, United Kingdom
Cognito, IOT, Step Functions, EC2, API Gateways Clear understanding of developing UI as well as backend architectures Unit testing frameworks like JSUnit, Mocha, Jasmine, Jest, QUnit, Build and dependency management tools (Ant, Ivy) Should have clear understanding of Continuous Integration and should have used or configured such tools ...

Principal Software Engineer - Unified Client Experience (UCX)

Hiring Organisation
Hargreaves Lansdown
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
HTML/CSS RDBMS (Oracle, Sybase)/NoSQL (Document DB) AWS/Docker/Kubernetes CI/CD pipelines : GitHub Actions, Harness Testing frameworks : Jest, Cypress, Appium Observability tools : Prometheus, Grafana Interview Process 3 Stage Interview Stage 1 - Discussion with our Hiring Manager (30mins): A chance to talk with ...

Senior Front-End Developer - React

Hiring Organisation
Reed
Location
Seaton Delaval, Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £62,000 per annum, Inc benefits
developers, and stakeholders to deliver user-centric products Integrate APIs and manage CI/CD pipelines Write robust unit tests using tools like Jest Contribute to architectural decisions and technical strategy Support continuous improvement and innovation across the development lifecycle Essential Skills: Expert-level proficiency in HTML, CSS, JavaScript Strong ...