Service Delivery Center, Technology, Front End Developer, Senior

EY focuses on high-ethical standards and integrity among its employees and expects all candidates to demonstrate these qualities.

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. Join us and build an exceptional experience for yourself, and a better working world for all. The exceptional EY experience. It's yours to build.

The opportunity

As a Senior Front End Developer in EY's Service Delivery Center Technology team, you will work with software development engineers to analyze, design, develop, integrate, test, implement, and deploy new and existing software applications. You will lead the design and implementation of complex, high-performance front-end solutions that deliver exceptional user experiences. In this role, you will provide technical leadership, influence architectural decisions, and help shape the front-end development roadmap. You will collaborate closely with designers, product managers, and back-end engineers to deliver scalable, maintainable, and user-centered web applications while promoting engineering best practices across the team.

Skills and attributes for success

The ideal candidate will bring strong front-end engineering experience, including hands-on expertise with React and modern front-end development practices. You should have a proven track record of developing and delivering custom applications in enterprise environments, with a focus on performance, usability, and scalability. Success in this role also requires the ability to champion code quality, mentor junior developers, and contribute to the continuous evolution of tools, frameworks, and delivery practices.

Key responsibilities include

• Design, develop, test, and deploy scalable custom enterprise web applications
• Translate business requirements and Figma designs into responsive, high-quality UI solutions using modern frontend frameworks
• Develop reusable React components, custom hooks, and modular front-end architectures to promote maintainability and scalability
• Integrate REST APIs with robust asynchronous handling, error management, and data-fetching strategies
• Implement state management, form workflows, and validation frameworks to support complex UI interactions
• Ensure UI performance, accessibility (WCAG), responsiveness, and cross-browser consistency
• Drive front-end engineering excellence, including code quality, reusable components, and best practices
• Collaborate with backend, design, and cross-functional teams to deliver cohesive, high-quality solutions within Agile environments
• Contribute to ensuring projects are delivered on time, within scope, and aligned to enterprise performance and usability standards

Qualifications

• 3+ years of professional frontend development experience, with strong emphasis on modern web application delivery
• Strong expertise in: React development (component architecture, custom hooks), JavaScript (ES6+) / TypeScript, HTML5, CSS3, responsive design principles
• Hands-on experience with:
  • Responsive UI development using modern styling frameworks (e.g., TailwindCSS or similar)
  • REST API integration, including async handling, API error states, and data synchronization
  • State management and data handling (e.g., Redux, Context API, TanStack Query, caching strategies)
  • Form handling and validation workflows (e.g., React Hook Form, schema validation using Zod or equivalent)
  • HTTP client libraries (e.g., Axios, Fetch API, KY)
• Experience designing, developing, testing, and deploying enterprise applications, with a focus on – Scalability, Performance, Usability
• Experience implementing UIs from Figma or design systems into production-ready code
• Experience with frontend testing frameworks (e.g., React Testing Library, Cypress)
• Proven ability to translate business requirements into scalable technical solutions within collaborative delivery environments
• Strong communication, problem-solving, and stakeholder management skills

Preferred experience

• Experience mentoring junior developers and contributing to:
  • Front-end standards
  • Reusable component libraries / design systems
  • Engineering best practices
• Experience with:
  • Performance optimization techniques (e.g., lazy loading, memoization)
  • Design systems and component libraries
  • Accessibility standards (WCAG) and usability best practices
• Familiarity with:
  • Advanced state management patterns
  • Component architecture and scalability approaches
• Experience working in Agile environments across distributed, cross-functional teams
• Exposure to:
  • Cloud platforms (AWS, Azure, GCP)
  • DevOps practices (CI/CD pipelines)
  • Automated testing frameworks and quality gates

Required education/certifications

• Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related field.
• Relevant technical certifications are a plus but are not required unless mandated by project or client needs.

What we look for

You should be flexible and able to manage multiple responsibilities, including delivery of exceptional quality work to our clients. In addition, you’ll be a motivated self-starter, and will value sharing best practices with your colleagues and leaders.

What working at EY offers

We offer a competitive compensation package where you’ll be rewarded based on your performance and recognized for the value you bring to our business. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options. Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.

• Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next.
• Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.
• Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs.
• Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.

About EY

As a global leader in assurance, tax, transaction and advisory services, we hire and develop the most passionate people in their field to help build a better working world. This starts with a culture that believes in giving you the training, opportunities and creative freedom to make things better. So that whenever you join, however long you stay, the exceptional EY experience lasts a lifetime.

Join us in building a better working world. Apply now!