1 to 25 of 35 Permanent Mocha Jobs in the UK

bundlers (Webpack, Vite, Parcel, etc.). Knowledge of performance optimization techniques for web applications. Understanding of SEO best practices for modern front-end development. Experience with testing frameworks (Jest, Mocha, Cypress, Playwright). Strong problem-solving and analytical skills. Ability to work in an Agile/Scrum environment and collaborate across teams. Strong communication and documentation skills. Experience & Qualifications Experience More ❯

bundlers (Webpack, Vite, Parcel, etc.). Knowledge of performance optimization techniques for web applications. Understanding of SEO best practices for modern front-end development. Experience with testing frameworks (Jest, Mocha, Cypress, Playwright). Strong problem-solving and analytical skills. Ability to work in an Agile/Scrum environment and collaborate across teams. Strong communication and documentation skills. Experience & Qualifications 3+ More ❯

of these JavaScript frameworks to create modern front-ends - React.js, Angular or Vue HTML, CSS, JavaScript (ES6) or TypeScript Webpack or Gulp A client-side Unit Testing framework e.g., Mocha or Jest Other technical skills API Management and Documentation (Swagger.io, I/O Docs) Experience with high scale, highly transactional, high performance, highly available systems and robust applications Knowledge of More ❯

cloud-based infrastructure Ability to build dynamic dashboards and complex interactive UIs Familiarity with preprocessors (Sass, LESS) and build tools (Webpack, Gulp) Experience with testing frameworks like Jest or Mocha Strong skills in optimizing front-end performance Success Metrics Deliver high-quality, responsive UI components that elevate the overall user experience Maintain a clean, efficient, and high-performing front-end More ❯

cloud-based infrastructure Ability to build dynamic dashboards and complex interactive UIs Familiarity with preprocessors (Sass, LESS) and build tools (Webpack, Gulp) Experience with testing frameworks like Jest or Mocha Strong skills in optimizing front-end performance Success Metrics Deliver high-quality, responsive UI components that elevate the overall user experience Maintain a clean, efficient, and high-performing front-end More ❯

with database management systems e.g., MySQL, PostgreSQL, MS SQL Server, MongoDB. Familiarity with Git and branching strategies such as GitOps. Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams and workflows. Excellent problem-solving skills More ❯

database management systems e.g., MySQL, PostgreSQL, MS SQL Server MongoDB). Familiarity with Git and branching strategies such as GitOps Solid understanding of testing frameworks and methodologies e.g. Jest, Mocha, Selenium. Ability to write and maintain unit, integration, and end-to-end tests. Ability to write and understand design documentation using C4, sequence diagrams and workflows. Excellent problem-solving skills More ❯

MongoDB and Redis Familiarity with AWS services like EC2, Lambda, S3, and CloudWatch Comfortable designing and working with RESTful APIs Hands-on experience with testing frameworks such as Jest , Mocha , or similar Understanding of CI/CD pipelines and modern DevOps practices Strong problem-solving and debugging abilities Excellent communication and teamwork skills A proactive, ownership-driven mindset and willingness More ❯

Paying up to £73,350 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We need Front End Engineers who will work within our Working Age Services team who are responsible More ❯

Paying up to £73,350 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We need Front End Engineers who will work within our Working Age Services team who are responsible More ❯

Paying up to £73,350 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We need Front End Engineers who will work within our Working Age Services team who are responsible More ❯

stack Solid knowledge of CSS pre-processors (SASS, LESS) and HTML5 Knowledge of some server side languages (e.g. PHP, NodeJS) Knowledge of some client/server testing framework (e.g. Mocha, Jasmine, JUnit) Bilingual English and JavaScript Salary will be in the range £40K to £60K Per Annum. Please send your CV to us in Word format. More ❯

asynchronous request handling Familiarity with version control tools such as Git Understanding of responsive design and cross-browser compatibility Expertise in writing testable javascript and some of Karma, Jasmine, Mocha or Protractor History of picking up new client-side libraries quickly Familiar with Common Js modules. Working together with other teams to design good REST APIs About Capgemini Capgemini is More ❯

asynchronous request handling Familiarity with version control tools such as Git Understanding of responsive design and cross-browser compatibility Expertise in writing testable javascript and some of Karma, Jasmine, Mocha or Protractor History of picking up new client-side libraries quickly Familiar with Common Js modules. Working together with other teams to design good REST APIs About Capgemini Capgemini is More ❯

asynchronous request handling Familiarity with version control tools such as Git Understanding of responsive design and cross-browser compatibility Expertise in writing testable javascript and some of Karma, Jasmine, Mocha or Protractor History of picking up new client-side libraries quickly Familiar with Common Js modules. Working together with other teams to design good REST APIs About Capgemini Capgemini is More ❯

including complex queries and performance optimisation Hands-on experience with PostGIS or other spatial database technologies Solid understanding of RESTful API design and implementation Experience with testing frameworks (Jest, Mocha, Cypress, or similar) Proficiency with Git version control and collaborative development workflows QA & Testing Focus Experience implementing automated testing strategies Knowledge of CI/CD pipelines and deployment automation Understanding More ❯

Node.js, and React, with a solid understanding of their ecosystems. Experience with modern development tools and practices, such as Git, CI/CD pipelines, automated testing frameworks (e.g., Jest, Mocha), and containerisation technologies (e.g., Docker). Knowledge of RESTful API design and development, and familiarity with web services architecture. Ability to write efficient, secure, well-documented, and clean JavaScript code. More ❯

ABOUT THE COMPANY Onmo believes that everyone has the right to access, understand and manage their money with confidence. Our ambition is to improve lives by providing better clarity, intelligence and technology to empower every individual in making the smartest More ❯

ABOUT THE COMPANY Onmo believes that everyone has the right to access, understand and manage their money with confidence. Our ambition is to improve lives by providing better clarity, intelligence and technology to empower every individual in making the smartest More ❯

and best practices in mobile app design. * Familiarity with Redux, RESTful APIs, relational databases (MSSQL), and version control tools such as GitHub. * Experience with automated testing frameworks such as Mocha or Jest. * Strong understanding of clean code practices, domain-driven design, and modern architecture principles. * Familiarity with Scrum delivery frameworks and Agile environments. * Excellent problem-solving, communication, and collaboration skills. … fantastic Senior React Native Developer opportunity. Interviews are taking place shortly! Keywords: Senior React Native Developer, Mobile App Development, UI/UX, iOS, Android, Redux, RESTful APIs, GitHub, MSSQL, Mocha, Jest, Clean Code, Agile, FinTech, Hybrid Working, London, App Store, Google Play, Mobile App Launch Established in Didsbury, Connexa Technology Ltd is becoming one of the UK's fastest growing More ❯

JavaScript Node.js React Docker and containerized development workflows Git and version control NoSQL databases - MongoDB and Redis AWS services - EC2, Lambda, S3, and CloudWatch RESTful APIs Testing frameworks - Jest , Mocha , or similar CI/CD pipelines Start up background Salary They offer a base salary of £50,000 and £60,000 Equity. Location This client has an office in London More ❯

JavaScript Node.js React Docker and containerized development workflows Git and version control NoSQL databases - MongoDB and Redis AWS services - EC2, Lambda, S3, and CloudWatch RESTful APIs Testing frameworks - Jest , Mocha , or similar CI/CD pipelines Start up background Salary They offer a base salary of £50,000 and £60,000 + Equity. Location This role is based in office More ❯

JavaScript Node.js React Docker and containerized development workflows Git and version control NoSQL databases - MongoDB and Redis AWS services - EC2, Lambda, S3, and CloudWatch RESTful APIs Testing frameworks - Jest , Mocha , or similar CI/CD pipelines Start up background Salary They offer a base salary of £50,000 and £60,000 + Equity. Location This client has an office in More ❯

JavaScript Node.js React Docker and containerized development workflows Git and version control NoSQL databases - MongoDB and Redis AWS services - EC2, Lambda, S3, and CloudWatch RESTful APIs Testing frameworks - Jest , Mocha , or similar CI/CD pipelines Start up background Salary They offer a base salary of £50,000 and £60,000 + Equity. Location This client has an office in More ❯

JavaScript Node.js React Docker and containerized development workflows Git and version control NoSQL databases - MongoDB and Redis AWS services - EC2, Lambda, S3, and CloudWatch RESTful APIs Testing frameworks - Jest , Mocha , or similar CI/CD pipelines Start up background Salary They offer a base salary of £50,000 and £60,000 + Equity. Location This client has an office in More ❯