26 to 50 of 56 Jest Jobs in the UK

Full Stack Developer

Hiring Organisation
Thomas Ren Associates
Location
London, UK
Employment Type
Full-time
deployment and ongoing maintenance \n Develop and maintain E-commerce ticketing platform \n\n Technologies/skills: \n \n Front End: React, JavaScript (Webpack, Jest), Next.js, HTML, CSS, Vite \n Back End: Node.js, SQL, PostgreSQL, Supabase, Python \n Development: Git, GitHub, Agile, Vercel; experience integrating third party APIs and platforms ...

Full Stack Developer

Hiring Organisation
Thomas Ren Associates
Location
South West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £40,000 per annum
maintain E-commerce ticketing platform, including API connectivity with third-party suppliers Must have skills and competencies: Proficiency in Front end: React, JavaScript (Webpack, Jest), Next.js, HTML, CSS, Vite Proficiency in Back end: Node.js, SQL, PostgreSQL, Supabase, Python Proficiency in Development: Git, GitHub, Agile, Vercel; experience integrating third-party APIs ...

Senior Software Engineer / Senior Full-Stack Engineer

Hiring Organisation
17918
Location
Manchester, Lancashire, United Kingdom
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab) familiarity with branching strategies, pull requests and merge processes ...

Software Engineer / Full-Stack Software Engineer

Hiring Organisation
17918
Location
Gloucester, Gloucestershire, United Kingdom
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab) familiarity with branching strategies, pull requests and merge processes ...

Senior Node.js Engineer

Hiring Organisation
17918
Location
London, United Kingdom
Javascript, Typescript, Node.JS and related backend technologies, frameworks. Exposure to a variety of JavaScript frameworks and libraries such as: Next.JS, React.JS and testing using Jest, Mocha.JS, Cucumber etc. Experience of using Node.js to create high traffic applications using Express.js, Sails, Koa or similar. Knowledge of microservices development and deployment ...

Senior Node.js Engineer

Hiring Organisation
Tesco
Location
Westminster, Greater London, UK
Employment Type
Full-time
Typescript, Node.JS and related backend technologies, frameworks. \n ⁃ Exposure to a variety of JavaScript frameworks and libraries such as: Next.JS, React.JS and testing using Jest, Mocha.JS, Cucumber etc. \n ⁃ Experience of using Node.js to create high traffic applications using Express.js, Sails, Koa or similar. \n ⁃ Knowledge of microservices development ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please ...

Senior Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Code (Terraform, Ansible) Data & Search Technologies Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Testing & Quality Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Delivery & Collaboration Experience working in an Agile delivery team Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes ...

Principal Software Engineer / Senior Full-Stack Software Engineer

Hiring Organisation
17918
Location
Manchester, Lancashire, United Kingdom
OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing/automation and use of testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! xcunqrw Please ...

Software Team Lead

Hiring Organisation
Roke
Location
Gloucester, England, United Kingdom
bring (or Required Skills/Qualifications): Back‐end: Java (Spring Boot) and/or Go. Front‐end: React or Vue.js. Testing: JUnit/Jest/Cypress (or equivalent). Tooling: GitLab/Git, Docker, Kubernetes, Helm, GitLab CI/Argo CD/Jenkins, Jira/Confluence. Experience leading agile teams ...

Software Team Lead

Hiring Organisation
Roke
Location
Manchester Area, United Kingdom
bring (or Required Skills/Qualifications): Back‐end: Java (Spring Boot) and/or Go. Front‐end: React or Vue.js. Testing: JUnit/Jest/Cypress (or equivalent). Tooling: GitLab/Git, Docker, Kubernetes, Helm, GitLab CI/Argo CD/Jenkins, Jira/Confluence. Experience leading agile teams ...

Software Developer (Node.js & Angular)

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
performant REST APIs using Node.js and Express Develop responsive Front End applications using Angular and modern JavaScript/TypeScript frameworks Implement automated testing using Jest and maintain high code quality standards Contribute to CI/CD pipelines using GitLab CI/CD and DevOps best practices Work within Agile delivery … with Express.js Frontend development experience with Angular (preferred over other Front End frameworks) Experience with GitLab CI/CD pipelines Automated testing experience using Jest Strong understanding of Agile software delivery practices Desirable Skills Experience with Kong Enterprise Edition (KongEE) Kubernetes experience Exposure to containerised applications and cloud-native architectures ...

React.js UI Developer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
reactive programming paradigms Architecture: Strong understanding of micro-frontends and Single Page Applications (SPA) Testing: Hands-on experience with React Testing Library/Jest for unit and integration testing UI Automation (Good to Have): Exposure to frameworks like Playwright or Cypress Desired Experience Experience working on financial services or trading ...

Lead Full Stack Developer - SC Clearance Required

Hiring Organisation
Mayfleet Recruitment Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
code where needed. What we need: Expert full stack development with Node.js and Express Angular on the Front End (preferred over other frameworks) Jest testing GitLab CI/CD Proven experience leading engineering teams, setting standards and mentoring developers Preferred Kong Enterprise (KongEE) Kubernetes, as the programme is containerising applications ...

Senior Frontend Developer - AI Platform

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
City Of Bristol, England, United Kingdom
TypeScript Experience building applications with Next.js Good understanding of modern frontend architecture Experience with state management libraries Familiarity with testing frameworks such as Jest, Playwright or Cypress Experience working with REST APIs Comfortable working within an Agile development environment Any experience with Node.js, design systems or cloud technologies would ...

Node Developer

Hiring Organisation
Solirius Reply
Location
Westminster, Greater London, UK
Employment Type
Full-time
Job Description Job Description \n hackajob is collaborating with Solirius Reply to connect them with exceptional professionals for this role. \n The following information aims to provide potential candidates with a better understanding of the ...

Node Developer

Hiring Organisation
17918
Location
London, United Kingdom
Job Description hackajob is collaborating with Solirius Reply to connect them with exceptional professionals for this role. The following information aims to provide potential candidates with a better understanding of the requirements for this role. ...

React Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£50,000
responsive design and cross-browser compatibility Experience with state management tools (e.g. Redux, React Query) is beneficial Familiarity with testing tools such as Jest, Vitest, or React Testing Library is a plus A collaborative mindset with strong attention to detail and a proactive approach to problem-solving Why join ...

Forward Deployed AI Engineer, Senior Manager

Hiring Organisation
17918
Location
London, United Kingdom
design capability across major providers rounded understanding of database trade-offs relational, NoSQL, graph and caching strategies. Strong engineering practices: CI/CD, testing (Jest, Cypress, React Test Library), release management and security-conscious development. A genuine passion for AI solutions and specifically for the complexity of delivering them ...

Forward Deployed AI Engineer, Senior Manager

Hiring Organisation
Baringa Partners
Location
Westminster, Greater London, UK
Employment Type
Full-time
major providers; rounded understanding of database trade-offs – relational, NoSQL, graph and caching strategies. \n\n \n Strong engineering practices: CI/CD, testing (Jest, Cypress, React Test Library), release management and security-conscious development. \n\n \n A genuine passion for AI solutions and specifically for the complexity ...

Senior Manager, Forward Deployed AI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
design capability across major providers; rounded understanding of database trade‐offs – relational, NoSQL, graph and caching strategies. Strong engineering practices: CI/CD, testing (Jest, Cypress, React Test Library), release management and security‐conscious development. A genuine passion for AI solutions and specifically for the complexity of delivering them ...

Applications Developer

Hiring Organisation
Pets at Home
Location
Wilmslow, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
What were looking for: Experience in mobile development Strong skills in React Native, TypeScript, Redux, React Navigation and Firebase Experience with testing frameworks (e.g. Jest, React Testing Library, Maestro) Solid understanding of mobile development principles (state management, APIs, performance) A collaborative mindset with strong communication and problem-solving skills Passion ...

Senior Software Engineer - hx Renew / Pricing

Hiring Organisation
Proactive Appointments
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£10,000 - £120,000 per annum
development experience , ideally within insurance pricing. Experience with C# .Net would be beneficial RESTful APIs and JSON. Automated testing frameworks such as NUnit, Selenium, Jest, Jasmine, Mocha or similar. CI/CD pipelines, DevOps practices and configuration management tools. Delivering scalable, maintainable enterprise software. Working within Agile development environments. Excellent ...

React UI Senior Lead Engineer - Synergy EMEA

Hiring Organisation
17918
Location
Westminster, West End, United Kingdom
Proven ability to develop secure, high-quality production Typescript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing-library/react, as well as conducting performance testing. Solid understanding of web performance optimization and diagnostics. Experience with Python ...

Senior Full Stack Software Engineer

Hiring Organisation
17918
Location
Westminster, West End, United Kingdom
adherence to security policies Utilise modern frameworks such as Next.js and libraries like React Write comprehensive unit tests and apply testing tools including Jest and Cypress to ensure code quality and reliability APIs: End-to-end deliver fully functional CRUD APIs, from local development through to cloud deployment and production ...