26 to 50 of 55 Jest Jobs

Senior React Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Staines, Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front end development tools and libraries like jest, rollup etc Experience with connected devices Web/UX design appreciation Figma or similar Full stack software development If you are seeking a role of this nature ...

Java AWS Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£80,000
Lambda, API Gateway, S3, DynamoDB, Step Functions, Apigee) Proficiency in AngularJS, Jenkins, Karate, Node 10, Groovy, Bash, Typescript. Knowledge of Gherkin, Cypress, Jest Tooling: Gitlab, Jenkins, CloudFormation, Maven, Docker, Fortify on Demand, SonarQube AWS DevOps Engineer certification or above. Understanding of software development lifecycle. Ability to apply secure coding practices. ...

Senior Front-End Developer React - Whitley Bay - Hybrid 1 day per week from office

Hiring Organisation
Reed
Location
Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £62,000 per annum, Inc benefits
scalable front-end architecture Experience with API integration, cloud platforms, and CI/CD workflows Writing unit tests Modern front end testing frameworks like Jest Ability to mentor colleagues and collaborate effectively Strong understanding of performance, security, and modern engineering patterns Desirable Skills Docker and container-based development Backend ...

Senior Software Engineer (Front end)

Hiring Organisation
Viasat
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
What will help you on the job Key Skills Experience developing applications using React Native combined with TypeScript (required) Experience with Test Automation with JEST Experience building web or mobile applications using modern JavaScript (ES6+) Experience with native build processes including deploying apps to App/Play Store Experience integrating ...

Senior / Lead Full Stack Developer

Hiring Organisation
Chameleon IT Solutions Limited
Location
East Anglia, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
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 Additional Requirements Excellent written and verbal communication skills Must ...

Senior Front-End JavaScript Engineer

Hiring Organisation
SF Recruitment
Location
South West, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
/lead front end engineer level - strong commercial experience of React - solid node.js experience - Historic HTML, CSS and JavaScript understanding - Unit testing experience (Cypress, Jest etc) - Typescript exposure This Senior Front End JavaScript Engineer will receive: - Starting salary of up to £90,000 - Long term remote working (two days ...

Reactjs Developer

Hiring Organisation
Chapman Tate Associates
Location
South Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
tools such as Reactjs, Vite, Enzyme, Redux, and Flux Experience with user interface design and front-end development Knowledge of performance testing frameworks (Mocha, Jest) Proficiency in browser-based debugging and performance testing tools Excellent troubleshooting and problem-solving skills Strong communication skills and a willingness to support and upskill ...

Junior Full Stack Engineer

Hiring Organisation
Paydock
Location
Manchester Area, United Kingdom
NoSQL databases (e.g., MongoDB). Understanding of API development and integration principles. Knowledge of software testing principles and experience with testing frameworks (e.g., Jest). Familiarity with microservices architecture is a plus. A relevant degree (Computer Programming, Engineering, etc.) or equivalent bootcamp experience. Don't miss out on this incredible ...

Full Stack Developer

Hiring Organisation
ARC IT Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
They work with a variety of technologies. Youll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node.js, Jest, Cypress Ruby (non-Rails environment) nice to have AWS: EC2, ECS, Lambda, S3, SQS Serverless.com Databases: MongoDB & PostgreSQL They are looking for someone ...

Senior Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
Backend: Python, Go Frontend: React, TypeScript Frameworks: Django, FastAPI Databases: PostgreSQL, Redis Infrastructure: Linux, Docker, Kubernetes, CI/CD pipelines Cloud: AWS Testing: Pytest, Jest You don't need experience with every tool - strong programming fundamentals and a passion for open-source are key. What They're Looking For Commercial ...

Lead Software Engineer, React Native

Hiring Organisation
Travelex
Location
City of London, London, United Kingdom
bridging in React Native Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience with the testing pyramid and tools such as Vitest, Jest, React Native Testing Library, Maestro, Detox Nice to have: Experience with iOS (Objective-C, Swift) or Android (Java, Kotlin) native development. Experience with mobile release processes ...

Staff Software Engineer

Hiring Organisation
Ripple
Location
London, England, United Kingdom
enjoy solving problems with your peers. Testing culture: You believe that code isn't complete until it's verified. Experience with testing frameworks (like Jest or Cypress ) is highly valued to ensure reliability. Performance focus: You understand that a slow app is a bad UX. You keep performance in mind ...

Frontend Engineer

Hiring Organisation
Rullion Managed Services
Location
London, United Kingdom
Employment Type
Contract
skills Strong experience with React and TypeScript . Experience using Apollo GraphQL . Experience with NextJS or Gatsby . Experience with unit testing , preferably Jest or Vitest . Strong software design, problem-solving, and debugging skills. Good communication and interpersonal skills. Familiarity with CI/CD pipelines and modern DevOps ...

Senior Software Engineer

Hiring Organisation
Gravitas Recruitment Group (Global) Ltd
Location
United Kingdom
stack (Lambda, DynamoDB, AppSync, S3, CloudFront). Take ownership of architectural decisions while remaining highly hands-on. Maintain high quality through strong testing practices (Jest/Vitest, Cypress) and regular refactoring. Work closely with product, design and AI, with a high degree of autonomy and trust. What We’re Looking ...

Senior ReactJS Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Fareham, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £60,000 per annum
Skills: HTML CSS TypeScript React JavaScript object model JavaScript preprocessors eg webpack, Rollup, Babel SCSS/LESS Knowledge of performance testing frameworks Mocha and Jest The company offers a competitive salary, exposure to new technology, career progression and a great working environment with a talented team. Interviews are being held ...

Lead Software Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
source technologies. Tech Stack (Open-Source) Backend: PHP, Laravel Frontend: Vue.js Databases: MySQL Infrastructure: Linux, Docker, CI/CD pipelines Cloud: AWS Testing: PHPUnit, Jest Strong leadership, full-stack development experience, and open-source mindset are more important than knowing every tool. What They're Looking For 5+ years commercial ...

Frontend Developer

Hiring Organisation
Adria Solutions
Location
Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
create user-friendly interfaces. Continuous Learning: Embrace a culture of continuous learning and innovation. Your Profile: Technical Skills: Experience in React Native, Typescript, Jest & Detox, and Node.js. Communication Skills: Convey complex problems to team members. Agile and Lean Principles: Experience with agile and lean ways of working. ...

Senior Web Engineer

Hiring Organisation
Skills Alliance
Location
City of London, London, United Kingdom
deploying frontend apps (Docker, AWS) Bonus Skills Component systems (shadcn/ui or similar) UI/UX for technical or scientific tools Testing frameworks (Jest, RTL, Cypress, Playwright) Experience working with ML/AI tooling (MLflow, Airflow, Jupyter) Experience with Infra-as-Code or containerized workflows ...

Senior Frontend Developer

Hiring Organisation
Techmunity
Location
London, UK
scale without it becoming unmaintainable. Testing Mindset: You don't consider a feature done until it's tested. Experience with modern testing frameworks (e.g., Jest, React Testing Library, Cypress, or Playwright) is essential. Bonus points for experience in any of the below areas: Progressive Web App technologies (service workers, offline ...

Front End Developer (Vue/JavaScript)

Hiring Organisation
Hays
Location
Barnstaple, Devon, South West, United Kingdom
Employment Type
Permanent
Salary
£45,000
exposure to Vue.js (TypeScript experience is a bonus) Familiarity with front-end tooling and styling frameworks such as Tailwind, CSS, Sass, Less, and Jest Some exposure to Python, PHP, Node.js, or the ability to pick up new languages quickly would be beneficial. Proven experience contributing to greenfield projects, including early ...

Front End Developer (JS, Vue) No Visa Sponsorship.

Hiring Organisation
Hays
Location
Barnstaple, Devon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
hands-on with JavaScript and at ideally exposure to the Vue.js framework. TypeScript experience is desirable, but a mix of Tailwind, CSS, Sass, Less, Jest would be okay. Exposure to Python/PHP, Node.js or a general aptitude to pick up new languages will stand out. You must have experience ...

Full Stack Engineer (Strapi, React, Node)

Hiring Organisation
Plume Studio - Custom LMS & e-Learning Platforms
Location
City Of Bristol, England, United Kingdom
with LMS platforms or education technologies Experience building CI and CD workflows with GitHub Actions Familiarity with DigitalOcean and Vercel Experience writing tests in Jest # Hiring process 1. Application To apply, please provide the following: Your CV A short written overview of your experience with Strapi and React. Include ...

Software Developer Apprentice

Hiring Organisation
QA
Location
Braintree, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£17,000 per annum
practices Knowledge of SQL databases MS SQL, MSRS Knowledge of version control tools Git/Dev Ops An understanding of testing frameworks and tools Jest, Mocha, Selenium Knowledge of cybersecurity best practices Entry requirements: The learner must have completed a Level 3 Software Development Apprenticeship with QA or have ...

JavaScript Developer

Hiring Organisation
SCALERS GROUP LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Experience Required Strong commercial experience with JavaScript (Vanilla) Solid understanding of Node.js Familiarity with state management libraries like Redux Proficient with testing frameworks (e.g., Jest, Mocha) Experience working in AWS cloud environments ...

Frontend Engineer (React Native) X 2

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£50,000
environment. Proficient with ES5 & ES6 & Typescript Knowledge of authentication & authorization mechanisms with OAuth2, JSON Web Token etc. Experience with test frameworks & tools such as Jest, Detox, Jasmine, and Appium. Able to work with different layouts and ability to develop complex UI with design standards. Working knowledge of consuming third-party ...