Principal Software Engineer

About the role

The Windows Enterprise and Security (ENS) team builds foundational capabilities that keep the Windows client and server operating systems secure and trusted at global scale. ENS spans core Windows security investments such as hardwarebacked security, cryptography, identity and authentication, and enterprisegrade management capabilities—critical to keeping Windows dependable for customers across enterprises and governments.

What you'll do

• Security & OS Feature Engineering
• Design and implement Windows security and enterprise capabilities that ship at scale across client and/or server
• Build features across foundational areas such as hardware-backed security, cryptography, identity/authentication, and enterprise management experiences
• Engineering Excellence (Quality, Reliability, Operability)
• Produce robust, testable, maintainable code with strong engineering rigor, including diagnostics and operational readiness suitable for global rollout

What you need

• 12–22 yrs of experience
• Java
• JavaScript
• Python
• C++
• C#
• C
• B.Sc or B.Tech or B.E. or BCA

Good to have

• TPM
• Rust
• Root cause analysis