Senior/Lead Backend Engineer

Salary: £63,000 - 103,000 per year

Requirements:

• Demonstrable excellence as a Software Engineer
• Ideally 2+ years of experience
• Proven ability to define and build complex systems
• Hands-on experience shipping highly available production systems
• Clear communication
• Bonus: experience with infrastructure as code, such as AWS CDK
• Bonus: experience in the energy sector
• Bonus: experience shipping consumer-facing products

Responsibilities:

• Work closely within our product team to build the core digital infrastructure for a next-generation energy company
• Engineer backend infrastructure that is second to none
• Construct a real-time digital twin of our renewable generation and customer demand
• Develop messaging interfaces with our third-party providers
• Build high-volume pipelines for processing customer energy consumption
• Build the backend of a world-class energy app
• Take ownership of projects, adapt to new business needs, and drive change

Technologies:

• AWS
• Backend
• Cloud
• DevOps

More:

We are Fuse Energy, a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy fast. We combine first-principles thinking with cutting-edge technology to build a radically better energy system. We have raised $210M from top-tier investors including Multicoin, Balderton, Lakestar, Accel, Creandum, Lowercarbon, Ribbit, Box Group, and strategic angels such as Nico Rosberg, the co-founder of Solana, and GPs behind Meta, Revolut, Spotify, Uber, and more. We are building a fully integrated energy company, from developing solar and wind projects to real-time power trading and distributed energy installations. By selling directly to consumers, we cut out the middleman, lower costs, and pass savings on to customers. We offer a competitive salary, an equity sign-on bonus, a biannual bonus scheme, fully expensed tech to match our needs, paid annual leave, and breakfast and dinner allowances for office-based employees.

last updated 34 week of 2026