About this role
At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all.
Frontend Developer - Senior Role Overview We are seeking an experienced Frontend Developer - Senior to lead the design, development, and delivery of modern, responsive, and user-centric web applications. This role combines strong frontend engineering expertise with technical leadership to build scalable, secure, and high-performing user interfaces using modern JavaScript frameworks and cloud-native technologies. The ideal candidate will collaborate closely with Product Owners, UX/UI Designers, Architects, Backend Developers, and stakeholders to deliver exceptional digital experiences.
Key Responsibilities
- Design, develop, and maintain modern web applications using contemporary frontend technologies and frameworks.
- Collaborate closely with Product Owners, UX/UI Designers, Architects, Backend Developers, and business stakeholders to translate business requirements into intuitive user experiences.
- Lead frontend design discussions and contribute to solution architecture decisions.
- Develop reusable UI components, libraries, and frontend frameworks to accelerate development.
- Ensure responsive design and cross-browser compatibility across multiple devices and platforms.
- Participate in sprint planning, estimation, backlog refinement, and release activities.
- Implement frontend performance optimization, accessibility, and security best practices.
- Collaborate with backend teams to integrate APIs and microservices.
- Conduct code reviews and mentor junior developers within the team.
- Drive frontend quality through automated testing and engineering best practices.
- Support production deployments and resolve application issues in production environments.
- Contribute to continuous improvement initiatives and frontend modernization efforts.
- Required Technical Skills Strong hands-on experience with: React.js TypeScript JavaScript (ES6+) HTML5 CSS3 Strong experience with: Redux React Hooks Context API Responsive Web Design Experience building: Single Page Applications (SPA) Progressive Web Applications (PWA) Enterprise Web Applications Strong understanding of: Component-Based Architecture State Management Frontend Design Patterns REST API Integration Experience working with: Webpack Vite NPM Yarn Hands-on experience with: Git GitHub Azure DevOps Repositories Experience integrating with: REST APIs GraphQL APIs Microservices Architectures Strong understanding of: Cross-Browser Compatibility Responsive Design Frontend Security Best Practices Web Performance Optimization Experience implementing CI/CD pipelines using: Azure DevOps GitHub Actions Familiarity with Microsoft Azure services including: Azure App Services Azure Static Web Apps Azure API Management Frontend Engineering Practices Strong understanding of: SOLID Principles Clean Code Practices Design Systems Component Reusability Frontend Architecture Experience implementing: Test-Driven Development (TDD) Behavior-Driven Development (BDD) Continuous Integration Strong focus on: User Experience (UX) Accessibility Standards (WCAG) Maintainability Scalability Experience conducting: Code Reviews Technical Design Reviews UI Quality Assessments Testing & Quality Assurance Strong experience with testing frameworks including: Jest React Testing Library Playwright Cypress Experience performing: Unit Testing Integration Testing End-to-End Testing Regression Testing Strong understanding of: Frontend Test Automation Quality Engineering Best Practices Defect Lifecycle Management Experience with: Code Coverage Analysis Test Reporting Release Validation Performance & Accessibility Strong understanding of: Web Performance Optimization Accessibility Compliance SEO Best Practices Experience optimizing: Page Load Performance Application Responsiveness Rendering Performance Experience with: Lighthouse Browser Developer Tools Performance Monitoring Tools Nice to Have Experience using GitHub Copilot and Agentic AI tools to improve engineering productivity through code generation, documentation, refactoring, code reviews, and developer acceleration.
- Experience with: Next.js Material UI Tailwind CSS Bootstrap Experience integrating applications with: Azure Service Bus Azure Event Hubs Real-Time Communication Services Experience with: Azure OpenAI Service AI-Assisted User Experiences Generative AI Applications Familiarity with: Micro Frontend Architecture Server-Side Rendering (SSR) Progressive Web Apps (PWA) Experience working within Agile delivery teams using Scrum or SAFe methodologies.
- Preferred Experience 5-8 years of experience in Frontend Development, Web Application Development, or UI Engineering.
- Proven experience building enterprise-scale web applications using React and modern frontend technologies.
- Strong expertise in frontend architecture, state management, performance optimization, and UI development.
- Experience working within cloud-native and microservices-based environments.
- Strong communication, stakeholder management, and collaboration skills.
- Ability to work independently while mentoring junior developers and contributing to technical leadership initiatives.
Certifications in Microsoft Azure , React , JavaScript , or related frontend technologies are preferred. EY | Building a better working world EY exists to build a better working world, helping to create long-term value for clients, people and society and build trust in the capital markets. Enabled by data and technology, diverse EY teams in over 150 countries provide trust through assurance and help clients grow, transform and operate. Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to find new answers for the complex issues facing our world today.