Microsoft
Principal Software Engineering Manager
$143K–$304K
Redmond, WA · On-site · Principal · Full-time · Posted Oct 8, 2026
- Experience
- 6+ years technical engineering experience; preferred alternatives: 8+ years with a Master's Degree, or 12+ years with a Bachelor's Degree. 4+ years people management experience preferred.
- Education
- Bachelor's Degree in Computer Science or related technical field, or equivalent experience.
About the job
Leads architecture, development, and operation of the agent runtime platform and core infrastructure for Microsoft 365 Copilot, while managing engineering delivery and team growth.
What you'll do
- Lead development of runtime infrastructure for agentic memory, conversation storage, and M365 Copilot Chat.
- Own system architecture, engineering quality, reliability, security, deployment, and incident response across teams.
- Drive responsible AI use across the software development lifecycle and manage employee development and performance.
What they ask for
- Bachelor's Degree in Computer Science or related technical field and 6+ years technical engineering experience coding in a listed language, or equivalent experience.
- Ability to meet Microsoft, customer and/or government security screening requirements, including the Microsoft Cloud Background Check.
Nice to have
- Master's Degree in Computer Science or related technical field and 8+ years technical engineering experience, or Bachelor's Degree and 12+ years, or equivalent experience.
- 4+ years people management experience.
Pay
USD $142,800 - $274,800 per year (base salary); USD $188,000 - $304,200 per year (base salary)
Tools
C, C++, C#, Java, JavaScript, Python
AI focus
Builds and operates an LLM-powered agent runtime platform; champions responsible AI use across the SDLC and accountability for AI-generated artifacts.
Model-written summary · the original posting is authoritative