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Principal Software Engineer - AI Experiences, Copilot Engineering

Microsoft· Software Engineering
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Hybrid (United States, Multiple Locations), Mountain View, CA, Redmond, WA$142.8k - $274.8kFull-timePosted 3w ago

About the role

Principal Software Engineer on the AI Experiences, Copilot Engineering team building AI-powered Copilot experiences across Windows, Mac, and mobile; focuses on distributed systems, AI, and agent-driven development to enable AI-assisted, agentic computing experiences.

Responsibilities

  • Design and develop next generation products and features for Copilot experiences on Windows, Mac, and mobile.
  • Design and develop secure and performant platform services that support Copilot experiences on Windows, Mac, and mobile.
  • Work collaboratively with platform, infrastructure, application engineers and researchers to build next generation AI products and services.
  • Ship high-quality, well-tested, secure, and maintainable code.
  • Overcome obstacles to deliver work quickly and iteratively to users
  • Enjoy working in a fast-paced, design-driven, product development cycle.

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).
  • Preferred: Master's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 15+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
  • Extensive hands-on experience using modern AI coding agents (e.g., Claude Code, Codex, Github Copilot, or similar tools), with a track record of: Acting as a team expert or go-to resource for AI-assisted/agentic development workflows; Driving adoption of agentic coding tools to improve engineering velocity and code quality; Defining best practices for prompt design, tool usage, and human-in-the-loop systems.

Skills

Required:AI coding agents experience
Last updated Oct 2, 2026. Interested? Apply on the company site.

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