Frontend Engineer
Octopus Energy Group6 days ago
Barcelona, Spain or Valencia, SpainMid Level
Responsibilities
- Develop and integrate frontend features with Octopus Energy Spain and global engineering teams.
- Build and maintain the private area, bill management, saving sessions, customer onboarding optimization, and marketing dashboards.
- Ship customer-facing code with a fast feedback cycle.
- Participate in code reviews, pair programming, and technical discussions.
- Gradually take on greater responsibility for architecture and technical decisions.
- Optionally contribute to backend work using Python, Django, and GraphQL.
Requirements
- 4+ years of professional frontend development experience.
- Solid knowledge of TypeScript and React.
- Experience with Next.js or a strong interest in learning it.
- Familiarity with GraphQL or REST APIs and willingness to learn GraphQL.
- Experience with CSS-in-JS or modern CSS approaches.
- Experience writing tests with Vitest or Jest and React Testing Library.
- Fluent English is essential.
- Collaborative, flexible mindset and comfort working in a fast-paced, evolving environment.
- Interest or experience in backend development, particularly Python and Django, is preferred.
- A full-stack mindset is preferred.
Benefits
- Hybrid work in Valencia or Barcelona.
- Full-time schedule of 40 hours per week.
- Octopus Energy share options.
- Flexible benefits including meal vouchers, transport, childcare, and private health insurance.
- Support for electric vehicle purchases.
- Pension plan.
- Training and professional development.
- Inclusive, collaborative culture and regular team events.
Tech Stack
Categories
About Octopus Energy Group
Octopus Energy Group supplies retail electricity and gas, invests in renewable generation, and licenses its Kraken software platform to utilities and energy companies. Its businesses span home energy, electric‑vehicle services, flexibility management, and SaaS for energy retailers and networks. Founded in 2015 and headquartered in London, the privately held company operates across multiple countries, including the UK, with Kraken licensed by major utilities globally.