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Principal Software Engineer

Microsoft· Software Engineering
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Redmond, WA$142.8k - $274.8kFull-timePosted 1w ago

About the role

Principal Software Engineer on the Microsoft Security Exposure Management (MSEM) team responsible for building a scalable platform to discover assets, map attack paths, quantify exposure, and drive remediation with AI-driven risk insights. Role involves end-to-end feature design, production code across full stack, and collaboration across teams to tackle security challenges in an AI-driven threat landscape.

Responsibilities

  • Design and ship features end-to-end in our scalable, high-throughput distributed systems.
  • Own your components from design discussion through deployment, and learning what it takes to run services reliably in production at Microsoft scale.
  • Own the quality, performance, and operational health of what you build, using strong testing, telemetry, and thoughtful error handling so defenders can trust the exposure insights we deliver.
  • Contribute to shaping the scope and technical direction of your projects by helping turn ambiguous problems in attack-path analysis, asset discovery, and AI-driven risk into well-defined, achievable actions.
  • Collaborate across teams to reach shared goals and growing into an engineer others rely on for support and clear thinking.
  • Work at the leading edge of Securing AI, gaining hands-on experience with the novel security challenges of an AI-driven threat landscape and the massive, rich datasets that make MSEM a rare place to grow as an engineer.

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

Required:Distributed systems design and developmentEnd-to-end feature ownershipTesting, telemetry, and observability
Nice to have:Attack-path analysis and asset discoveryAI-driven security/risk concepts

Benefits

  • Benefits information available via Microsoft careers benefits page.
Last updated Oct 16, 2026. Interested? Apply on the company site.

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