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Microsoft · India, Karnataka, Bangalore

# Principal Software Engineer

India, Karnataka, Bangalore Senior individual contributor Software Engineering 

Listed on Microsoft’s official careers site. Posted July 24, 2026. Check that it is still open and apply there.
[Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556943120)

[OpenNash Jobs](https://jobs.opennash.com/) / [Microsoft](https://jobs.opennash.com/companies/microsoft/) / Principal Software Engineer

## Job description

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. Establish reusable patterns (e.g., prompt/playbook snippets, validation checklists, automation hooks) that make AI usage repeatable and safe for the team.

Improve engineering efficiency by applying AI to: Bachelor'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 equivalent experience. Solid experience building and shipping production software in one or more systems languages (e.g., C/C++/C#/Rust) and debugging complex systems.

### Experience in one or more

platform security, cryptography, identity/authentication, secure boot/TPM, device security, enterprise policy/management, licensing/entitlement systems. Experience designing and developing features in large-scale, performance-sensitive systems, ideally with Windows / OS / systems depth. Public Key Cryptography/Post Quantum Cryptography(PQC).

### Track record of driving engineering quality

testing strategy, telemetry, reliability, and operational excellence. Comfort partnering across geographies and influencing designs with stakeholders across engineering, security, and program leadership.

## At a glance
- Posted by the employer: Jul 24, 2026
- First seen by OpenNash: Aug 21, 2026
- Last checked: Oct 18, 2026
- Listed for: 86 days
- Location: India, Karnataka, Bangalore[Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556943120)

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