About the job

The Founding Backend Engineer role at Aurora in London is a senior, hands-on technical position focused on designing, building, and scaling the core backend infrastructure that powers a mobile-first, AI-driven lifestyle management platform used by high-performing global clients. The engineer will work closely with the CTO, founders, and product teams to develop reliable APIs, background processing systems, agent orchestration logic, LLM integrations, and context-rich data pipelines, primarily using Python and Django, while ensuring high performance, security, scalability, and production stability as the product grows. Responsibilities include owning features end-to-end from design to deployment, optimizing SQL queries and cloud systems (ideally on GCP), debugging production issues, improving system observability and reliability, and collaborating across mobile, frontend, and operational teams to deliver polished, high-impact features. The role suits candidates with 5+ years of backend experience, strong Django and database skills, cloud and infrastructure exposure, and an interest in AI-powered systems, offering a high-ownership startup environment, competitive salary (£150K–£160K), equity, in-person London work with flexible remote days, full benefits, and European visa sponsorship for eligible candidates.