Senior Backend Engineer, AI Agents Platform

Lightning AI, the company behind PyTorch Lightning, is seeking a Senior Software Engineer to design and build backend services powering AI agent orchestration and deployment in production. You will work on scalable APIs, memory/state management, and long-running workflows.

Based in London with a hybrid in-office model (minimum 2 days/week), you will collaborate with product, research, and platform teams to deliver reliable, observable systems at scale and drive technical excellence across the