Mid-Level React Front-end Developer

At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

Join EY and help to build a better working world.

Our EY Consulting ambition is to become the world’s leading transformation consultants, trusted to help our clients generate long-term value. We’re building world-class capabilities in business, technology and people consulting to help us deliver on EY’s purpose of building a better working world — our firm’s broader ambition to become the world’s most trusted, distinctive professional services organization.

Our clients are at the heart of our new strategy. We’re focused on solving the key issues of our client buyers, building deeper relationships, and making a greater impact. We’re introducing a new go-to-market narrative — Transformation Realized™ — to help us harness the core drivers of transformation that will create long-term value for our clients.

To achieve this, we are seeking a Mid-Level React Front-end Developer to join our Technology Transformation Consulting practice. Our team is part of EY’s Central, Eastern and Southeastern Europe & Central Asia (CESA) cluster, delivering market leading services to organizations across industries in Cyprus and internationally.

The transformation imperative is urgent, challenging and opportunity-rich, interested to join us?

Your Key Responsibilities

Build and maintain scalable React applications and reusable component libraries.

Integrate secure RESTful APIs and manage application state with Redux or Context API.

Collaborate with backend teams to define API specifications.

Implement pixel‑perfect UI in collaboration with designers.

Optimize application performance (lazy loading, code splitting, tuning).

Write unit and integration tests; participate in code reviews.

Mentor junior developers and participate in architectural discussions.

Bachelor’s degree in Computer Science, Software Engineering, or related field.

3–7 years of hands‑on front‑end development experience with React.js, JavaScript (ES6+), HTML5, CSS3.

Strong knowledge of Redux or Context API for state management.

Experience with build tools (Webpack, Vite, Babel).

Proficiency with multi-environment app configurations, Git workflows, and CI/CD practices.

Hands-on experience with cloud-native architectures (Azure, AWS, GCP), including hosting, scaling, CDNs, caching, and serverless functions.

Proven experience implementing authentication & authorization flows (e.g. OAuth2 / OIDC, JWT).

Must be based in Cyprus, or willing to relocate, and follow a hybrid work model (3 days per week onsite).

Skills and attributes for success

Strong debugging, problem‑solving, and performance‑profiling skills.

Ability to work cross‑functionally across design, backend, QA, and product teams.

Clear communication, ownership mindset, and high attention to code quality.

Proficient in using AI coding agents to accelerate development across the stack (component generation, test writing, API exploration), while applying strong judgment about accuracy, maintainability, and security.

Ability to use vibe coding methods (AI-driven ideation, architectural exploration, multi‑step agentic workflows) without sacrificing quality.

Comfortable evaluating AI-suggested optimizations, patterns, and alternatives, choosing only what aligns with best practices.

Ideally you should also have

Experience integrating real-time features such as WebSockets, Server-Sent Events (SSE), Socket.io, Pub/Sub systems.

Experience with notifications systems, including push notifications & in-app messaging.

Experience building or integrating design systems / component libraries (Storybook, MUI).

Hands‑on GraphQL experience.

Cloud native development certification (Azure/AWS).