Backend Engineer

In this role you help shape the future of energy tech by building robust backend services that scale to support a global engineering network. You work with cross‑functional teams to deliver practical, fault‑tolerant software that powers a rapidly growing retail codebase. You’ll affect real‑world outcomes like lower bills and greener living, while enjoying autonomy in a collaborative, innovative culture. The role offers meaningful impact, modern tech, and a clear path to contribute to Octopus’ mission of a fairer, cleaner energy system.

• salary discussions on call
• autonomy and fast decision cycles
• strong, award‑winning culture
• employee benefits hub
• hybrid work model (London office preferred)
• growth and development opportunities

• Build and maintain backend services for the global retail codebase
• Model domain concepts to support scalable systems
• Develop GraphQL APIs and robust, fault‑tolerant software
• Leverage asynchronous processing with Celery
• Work with Postgres for data storage and integrity
• Collaborate with marketing, operations and data teams to ship value
• Explore AWS and Kubernetes as needed to deploy and operate services
• Contribute to a flat, open, and agile engineering culture

• Python
• Django (or equivalent web framework)
• Domain modelling
• GraphQL
• Writing robust and fault‑tolerant software
• Celery and async processing
• Postgres

• diligent and thoughtful
• problem-solving
• cross‑functional collaboration
• Python
• Django (or equivalent)
• GraphQL