Build modern applications that make an impact. We're looking for an experienced Senior Frontend Developer to take ownership of the frontend development of a large-scale enterprise application. You'll play a key role in designing and delivering intuitive, high-performance user experiences using the latest frontend technologies while helping shape the future of a scalable design system. Working as part of a collaborative Agile team, you'll partner with designers, backend engineers and product teams to build robust, maintainable solutions used across a growing digital platform. What You'll Be Doing Lead the development of scalable, high-performance web applications using Next.Js. Build and evolve reusable UI components within a modern design system. Create responsive, accessible interfaces using React and Tailwind CSS. Develop and document components using Storybook. Collaborate with backend developers to integrate REST APIs and deliver seamless user experiences. Optimise application performance, maintainability and code quality. Write unit and integration tests using Vitest. Participate in Agile ceremonies and contribute to technical discussions and architecture decisions.



Troubleshoot complex frontend challenges and champion best practices. What We're Looking For 6+ years' commercial experience with React and Next.Js. Strong knowledge of frontend architecture and component-driven development. Experience with Storybook, Tailwind CSS and modern frontend best practices. Solid understanding of REST API integration. Experience with frontend testing frameworks such as Vitest. Strong Git workflow experience and Agile delivery experience. Excellent communication skills and a collaborative mindset. Nice to Have CI/CD experience. Docker or containerisation knowledge. Experience with Playwright or Cypress. Familiarity with monorepos. Exposure to AWS or serverless environments. Experience with data visualisation libraries such as Chart.Js, ECharts or D3. Why Apply? Work on an enterprise-scale platform using a modern technology stack. Influence frontend architecture and technical direction. Join a collaborative engineering team focused on quality and innovation. Opportunity to work with cutting-edge technologies in a fast-paced environment. #J-18808-Ljbffr

📌 Senior Front End Engineer (Barcelona)
🏢 SustainRecruit Talent
📍 Barcelona