Senior Consultant - React Native

• Develop and maintain web and mobile applications using React and React Native
• Implement and optimise component lifecycle methods and React hooks for performance and maintainability
• Manage application state using appropriate strategies eg Context API Redux Zustand
• Apply React design patterns to ensure clean reusable and scalable code
• Integrate TypeScript for type safety and improved developer experience
• Ensure code quality through linting tools eg ESLint Prettier and enforce consistent coding standards
• Write and maintain unit integration and endtoend tests using libraries such as Jest React Testing Library Detox or Cypress
• Follow security best practices to protect user data and prevent vulnerabilities
• Implement accessibility standards WCAG to ensure inclusive user experiences
• Monitor and resolve performance issues using profiling tools and optimisation techniques
• Contribute to CICD pipelines and automated testing strategies for continuous delivery
• Collaborate on publishing and maintaining shared React libraries and components
• Stay up to date with the latest versions of React and React Native including experience upgrading across major releases

Do you have experience in TypeScript?, * Strong proficiency in React and React Native development

• Deep understanding of React component lifecycle and hooks
• Solid experience with TypeScript in React projects
• Familiarity with state management libraries and patterns
• Knowledge of common React design patterns eg container presentational HOCs render props
• Experience with linting tools and enforcing code quality
• Proven testing experience with modern JavaScript testing frameworks
• Awareness of security and accessibility best practices
• Experience with performance profiling and optimisation in React apps
• Handson experience with CICD tools and workflows
• Experience publishing and maintaining shared libraries eg npm packages monorepos
• Experience upgrading React and React Native applications across versions

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world while creating tangible impact for enterprises and society. It is a responsible and diverse group of 350,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fuelled by its market-leading capabilities in AI, cloud, and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.