Senior/Lead Backend Engineer

Company: Fuse Energy Supply
Apply for the Senior/Lead Backend Engineer
Location: London
Job Description:

Overview

As a Software Engineer at Fuse Energy, you will build the core backend that powers our next-generation energy platform. You’ll shape a real-time digital twin of renewable generation and customer demand, while enabling seamless integration with third-party providers. You will craft high-volume data pipelines and the backend of a world-class energy app, collaborating closely with product to adapt to evolving business needs. This early role offers ownership, impactful work, and growth as we scale clean electricity access globally.

Pay / Benefits

  • Competitive salary and stock options sign-on bonus
  • Biannual bonus scheme
  • Fully expensed tech
  • Paid annual leave
  • Office breakfasts and dinners

Responsibilities

  • Develop backend infrastructure and core services
  • Construct a real-time digital twin of renewable generation and demand
  • Build messaging interfaces with third-party providers
  • Create high-volume data pipelines for energy consumption data
  • Develop the backend of a consumer-facing energy app
  • Own and drive projects to meet evolving business needs

Key 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
  • Adaptability
  • Ownership/motivation to drive change
  • Problem-solving mindset
  • Backend engineering
  • Real-time data processing
  • System design and scalability

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Posted: September 30th, 2026