Backend Engineer at well-funded green energy startup

Backend Engineer

Primary location: London, United Kingdom.

Company: Jack & Jill – a well‑funded green energy startup.

Job Description

You will architect the core digital infrastructure for a next‑generation energy platform focused on global decarbonization. By building high‑volume pipelines and real‑time digital twins of renewable assets, you will directly enable the delivery of clean electricity to households worldwide while solving complex engineering challenges at the intersection of software and physical energy systems.

Why this role is remarkable

• Work at the forefront of the energy transition by building software that powers renewable generation and grid efficiency.
• Join an early‑stage team backed by top‑tier VCs where you will have significant ownership over the backend architecture.
• Solve unique technical problems involving high‑volume data processing and real‑time messaging interfaces with third‑party utility providers.

What you will do

• Construct a real‑time digital twin of renewable generation assets and customer demand patterns.
• Develop robust messaging interfaces with third‑party providers to ensure seamless energy distribution.
• Build and maintain high‑volume data pipelines for processing massive customer energy consumption datasets.

The ideal candidate

• Demonstrates excellence as a Software Engineer with at least 2 years of professional experience.
• Possesses a proven ability to define, architect, and build complex, highly‑available production systems.
• Exhibits clear communication skills and the ability to adapt quickly to evolving business needs in a fast‑paced environment.

Seniority level

Entry level.

Employment type

Full‑time.

Job function

Engineering and Information Technology.

Industries

Technology, Information and Internet.