Principal Software Engineer

Come build the core of Microsoft Copilot for enterprise with Microsoft 365 Copilot Team, where you'll join a collaborative group of engineers and data scientists pushing the frontier of large language models (LLMs) to improve the productivity of hundreds of millions of users around the world. Our team is responsible for the core backend engineering systems that power Microsoft 365 Copilot delivering intelligence, quality, and transformative new features. We work at the intersection of research and engineering—advancing search technologies, and shipping impactful, LLM model-driven experiences in Microsoft 365.