Nombre de vacante
Frontend Engineer – React
Descripción
We’re looking for a Frontend Engineer with strong React and JavaScript skills to help us build, maintain, and improve responsive, user-friendly interfaces. You’ll join a collaborative, product-led team where clean code, thoughtful architecture, and user experience are at the heart of everything we do. Experience with TypeScript and modern tooling is a strong plus.
This is a hybrid role requiring 3 days per week in our Barcelona office.
Your First 90 Days
- 30 days – Get familiar with our frontend stack, tools, and design systems. Understand team workflows, product goals, and development practices.
- 60 days – Start contributing to key product features. Write clean, modular, and testable code using React (hooks, functional components, state management). Collaborate closely with designers and backend engineers.
- 90 days – Take ownership of feature delivery from planning to release. Participate in code reviews, technical discussions, and help shape our frontend architecture and component libraries.
What You’ll Do
- Build, maintain, and improve responsive UI components using React and JavaScript.
- Write clean, modular, and testable code following modern best practices.
- Contribute to frontend architecture and shared component libraries to ensure consistency and reusability.
- Translate Figma designs and mockups into polished, accessible implementations.
- Work closely with backend engineers to define and integrate APIs.
- Optimise performance, accessibility, and cross-browser compatibility.
- Participate in code reviews, sprint planning, and technical discussions.
- Leverage the latest AI tools and practices (e.g. Cursor) to enhance development workflows.
Meet the Team
You’ll report to an Engineering Team Lead and work alongside designers, backend engineers, and product managers. Our team is cross-functional, agile, and highly collaborative, with a strong focus on user-centred design and maintainable code.
How Success Will Be Measured
- Delivery of clean, scalable, and reusable UI components.
- Active contributions to code quality, performance, and maintainability.
- Effective collaboration with cross-functional peers.
- Adoption of best practices in testing, accessibility, and responsive design.
Skills You’ll Gain
- Advanced experience with React, TypeScript, and modern UI architecture.
- Exposure to product-led development and scalable design systems.
- Enhanced skills in testing, accessibility, and performance optimisation.
- Experience working in a fast-paced, agile, and global environment.
Responsabilidades principales
Snapshot of Your Day-to-Day
You’ll build and refine React components, translate Figma designs into code, and collaborate with designers and backend engineers to deliver end-to-end features. You’ll also contribute to component libraries, participate in reviews, and help shape our frontend architecture.
Qualifications
- Strong proficiency in JavaScript (ES6+) and modern frontend development.
- Solid experience with React (hooks, functional components, context).
- Familiarity with design systems and responsive design principles.
- Experience working with APIs and integrating frontend with backend services.
- Fluent in English ; Spanish fluency is a plus.
- Experience with TypeScript is a strong plus.
Tech Stack You’ll Work With
- Languages & Libraries: JavaScript, React, HTML5, CSS3, TypeScript (bonus), Golang (optional)
- Frameworks & Tools: React (Hooks, Context API), Tailwind, Next.js (optional)
- Tooling: Webpack, Vite, ESLint, Prettier
- Testing: Jest, React Testing Library, Cypress (optional)
- DevOps: Git, CI/CD pipelines, feature flag systems
- AI Tools: Cursor and other modern development accelerators
At Sage, we offer you an environment where you can grow professionally without compromising your personal well-being. Our benefits package is designed to provide stability, flexibility, and balance:
- Flexible benefits: exchange part of your salary and make tax savings on health insurance, meal and transport vouchers, childcare, and training.
- Well-being: Free access to the Calm app (for up to 5 users), 24/7 counselling, and emotional support from our Healthy Mind Coaches. We also offer self-care and parenting resources through the Cleo app.
- Flexible working: flexibility of working one hour in, one hour out, shortened workdays on Fridays and during the summer, and the opportunity to work from over 40 countries for up to 10 weeks per year through our Work Away program.
- Annual leave: 23 working days of vacation, 5 paid days per year for volunteering, and 5 additional paid days annually for personal or professional development.
- Extended leave: 7 extra days of maternity leave and 5 extra days of paternity leave, on top of the legal allowance, available after one year of service.
- Financial support: Life and disability insurance, salary advances of up to 3.5 times your net monthly pay, a €300 net marriage bonus, and access to Sage's employee stock purchase plan at a discounted rate.
Health and Safety Responsibilities
- Fostering the safety culture, by leading with your own example.
- Following established safety procedures and reporting potential hazards promptly helps maintain a secure and efficient workplace.
- Participating in safety training sessions and adhering to preventive guidelines and procedures, the objective is minimizing risks and protecting yourself and the rest of your colleagues.
#LI-AL2
Function
Product Delivery
Country
Spain
Office Location
Barcelona
Work Place type
Hybrid
Advert
Working at Sage means you’re supporting millions of small and medium sized businesses globally with technology to work faster and smarter. We leverage the future of AI, meaning business owners spend less time doing routine tasks, like entering invoices and generating reports, and more time pursuing their ambitions.
Our colleagues are the best of the best. It’s why we were awarded 2024 Best Places to Work by Glassdoor. Because to achieve extraordinary outcomes, we need extraordinary teams. This means infusing Sage with people who knock down barriers, continuously innovate, and want to experience their potential.
Learn more about working at Sage: sage.com/en-gb/company/careers/working-at-sage/
Watch a video about our culture: youtube.com/watch?v=qIoiCpZH-QE
We celebrate individuality and welcome you to join us if you embrace all backgrounds, identities, beliefs, and ways of working. If you need support applying, reach out at careers@sage.com.
Learn more about DEI at Sage: sage.com/en-gb/company/careers/diversity-equity-and-inclusion/
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