Location: City of London, London, South East, UKLead Software Engineer (Kotlin)?? £110,000 - £130,000 + bonus + excellent Benefits?? Hybrid - 3 days onsite in Central London (Zone 1)Want to manage a team that builds tech accelerating the move to clean, affordable energy?Enjoy being hands-on and thrive in fast-growing, product-led environments?????Join a high-calibre engineering team building modern, customer-facing and energy-focused systems in one of the UK's most exciting clean tech companies.As the Technical Lead, you will manage a small pod while remaining hands-on with day-to-day coding. You'll spearhead the design, architecture and implementation of complex systems and features and work closely with cross-functional stakeholders to define technical requirements and translate them into clear, actionable plans.What You'll DoDesign, build and evolve platform architecture across distributed systems.Lead a small squad (technical leadership and people management)Contribute to backend design using Kotlin (or JVM), supporting a polyglot mindset.Collaborate across engineering to improve practices, tooling, and system design.Grow and shape your teamTech & EnvironmentKotlin (JVM), distributed systems, microservices, CI/CDCloud-native platforms (AWS/GCP), modern engineering cultureWhat They're Looking ForDeep JVM/backend experience; Kotlin a bonus, but not required.Strong systems thinker with a track record of architectural leadership.Experience scaling production systems in fast-moving product environments.Experience with leading, technical ownership and people managementWant to work on complex problems with real-world environmental impact?Apply now and help shape the future of clean energy at scale ????TPBN1_UKTJ