Backend Kotlin Engineer
LB98
Posted: 11/11/2025
- Up to £80,000
- London
Backend Engineer (Kotlin) – Hybrid (London) – Up to £80k 💰
Join a rapidly growing cleantech company as a Mid Backend Kotlin Engineer, helping to accelerate the global move toward clean and affordable energy. The team is building an integrated hardware and software smart-grid platform that powers residential EV charging, using data, AI, and strong partnerships to connect vehicles, chargers, people, and energy providers — putting consumers at the center of the energy transition.
🚀 What You’ll Be Doing
- Build and maintain scalable backend systems using Kotlin
- Deliver clean, reliable, and well-tested production code
- Contribute to architectural decisions and technical strategy
- Collaborate with Product Owners and cross-functional teams to deliver high-impact solutions
- Guide and mentor junior developers, fostering continuous learning and improvement
🧠 What We’re Looking For
- 2+ years of hands-on commercial experience with Kotlin
- Strong knowledge of Spring Boot or similar frameworks (e.g., Ktor)
- Proven experience designing and developing robust APIs
- Familiarity with Agile practices, peer reviews, and test-driven development
- Solid understanding of software design principles and best practices (SOLID, design patterns, etc.)
- Ability to translate business requirements into scalable, high-quality technical solutions
🎁 Benefits
- Competitive salary up to £80k
- Hybrid working model (2 days onsite per week)
- Private health insurance
- Company pension scheme
If you’re passionate about clean energy and ready to make an impact, we’d love to hear from you! 🚀
Amelia Gillespie
Java & Kotlin Recruitment Consultant