About Octopus Energy

Octopus Energy started with a bold idea: to build Britain’s first truly digital energy supplier. By combining world‑class tech with people who care deeply about customers, we helped drive the renewable energy transition and became Britain’s largest energy supplier in 2025. We scale our services business by making it easy to switch to heat pumps, solar, EVs and by launching smart tariffs for low‑carbon tech. We expand the product and customer experience worldwide.

Role Overview

We are looking for a Senior Backend Engineer to join our Low Carbon Tech team. The team installs EV chargers, solar, batteries and heat pumps into homes to accelerate the energy transition while ensuring that scaling up never compromises a world‑class customer journey.

What you'll do

• Take total technical ownership of key platform components, shaping direction and bringing clarity to ambiguous problems while ensuring solutions a...