Senior AI Frontend Engineer (React/Next.js)

About the role

PwC’s AI Centre of Excellence is looking for a Senior AI Frontend Engineer to shape the user experience of cutting‑edge AI products. You will join a multidisciplinary squad that turns AI strategy into intuitive, production‑grade web applications.

Key responsibilities

• Design and deliver single‑page applications using React, Next.js and TypeScript.
• Implement UI components that follow the corporate design system, including token theming and right‑to‑left (RTL) support for Arabic.
• Integrate front‑end services with AI back‑ends via REST, GraphQL and WebSocket, handling streaming tokens and long‑running tasks.
• Build secure authentication flows (OAuth/OIDC), role‑based access, and apply CSRF and clickjacking mitigations.
• Write unit, integration and end‑to‑end tests with Jest, Testing Library and Playwright/Cypress.
• Optimize performance through code‑splitting, memoisation, lazy loading and monitor UX metrics (Web Vitals).
• Deploy features through CI/CD pipelines and collaborate with AI, design and product teams.

Required profile

• Proven experience building production‑grade SPAs in a senior capacity.
• Strong understanding of design‑system implementation and RTL localisation.
• Hands‑on experience with secure front‑end patterns and modern authentication standards.
• Ability to work autonomously and mentor junior engineers.

Required skills

• React, Next.js, TypeScript
• State management (Redux, Zustand, React Query)
• REST, GraphQL, WebSocket integration
• OAuth/OIDC, token refresh, CSRF protection
• Testing frameworks: Jest, Testing Library, Playwright, Cypress
• Performance optimisation techniques
• CI/CD pipelines (Azure DevOps or similar)

What we offer

• Opportunity to work on high‑impact AI solutions for leading organisations.
• Access to PwC’s global learning resources and AI up‑skilling programs.
• Collaborative environment within a renowned professional services network.