React JS Developer or Lead
CapgeminiLondon, United Kingdom
We are seeking a skilled and passionate UI Developer with strong front-end development experience to join our team. The ideal candidate will have hands-on expertise in modern UI technologies and frameworks, with a keen eye for detail and a commitment to delivering accessible, high-performance web applications.
Your Role
- Develop and maintain responsive user interfaces using JavaScript, jQuery, HTML5, CSS3, and ReactJS.
- Implement and optimize styles using CSS preprocessors such as SASS or LESS.
- Work with JavaScript frameworks including Node.js to build scalable front-end solutions.
- Integrate APIs and handle asynchronous data using AJAX and JSON.
- Ensure compliance with accessibility standards and best practices.
- Apply Test-Driven Development (TDD) principles and write automated unit tests using mock object frameworks.
- Collaborate with cross-functional teams to ensure seamless integration and deployment.
- Utilize SCM tools like Git and Perforce for version control and collaboration.
- Leverage tools such as SonarQube, Grunt/Gulp, and npm for code quality and build automation.
- Conduct JavaScript unit testing to ensure code reliability and maintainability.
- Optimize network performance and front-end load times for enhanced user experience.
- Strong proficiency in JavaScript, HTML5, CSS3, and ReactJS.
- Experience with CSS preprocessors (e.g., SASS, LESS).
- Solid understanding of Node.js and modern JS frameworks.
- Familiarity with AJAX, JSON, and RESTful APIs.
- Knowledge of accessibility standards (WCAG, ARIA).
- Experience with unit testing frameworks and TDD methodologies.
- Proficiency in Git, Perforce, and build tools like Grunt, Gulp, and npm.
- Understanding of network performance optimization techniques.
View all remote jobs at Capgemini →
FAQ
- Is the React JS Developer or Lead position at Capgemini remote?
- Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
- When was this React JS Developer or Lead job posted?
- This listing was posted on September 11, 2025 and is still open for applications.
- How do I apply for the React JS Developer or Lead position at Capgemini?
- Use the apply button on this page — it takes you directly to the employer’s application page.
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