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Principal Software Engineer (AI / Agentic Developer Productivity)

Microsoft· Software Engineering
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Redmond, WA$142.8k - $274.8kFull-timePosted 3mo ago

About the role

Principal Software Engineer for the ES365 AI team, building and leading the agentic engineering platform to boost Microsoft developer productivity. Focus on integrating AI models and tooling, contributing to the ESAI codebase, and mentoring engineers in agentic AI development at scale.

Responsibilities

  • Own and deliver complete features across the development lifecycle, including design, architecture, implementation, testability, debugging, shipping, and servicing.
  • Use AI in your daily coding and advocate to the team and customers an evolving state-of-the-art of how best to do this.
  • Demonstrate resiliency to experiment and try multiple AI approaches that may not work — because no one has tried them before.
  • Provide mentorship and coaching to engineers in, and beyond, your team.
  • Write and review clean, well-thought-out code with an emphasis on quality, performance, simplicity, durability, scalability, and maintainability.
  • Contribute positively to a culture where everyone can bring their full and authentic self and where we do our best work as a result.

Qualifications

  • Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.

Skills

Nice to have:Agent SDKs / LLMs familiarityAgentic AI development patternsSoftware engineering fundamentalsLeadership / mentoring
Last updated Jul 23, 2026. Interested? Apply on the company site.

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