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Microsoft

# Principal Software Engineer

United States, Washington, Redmond, Multiple Locations Senior individual contributor Software Engineering 

Listed on Microsoft’s official careers site. Posted February 24, 2026. Check that it is still open and apply there.
[Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556744853)

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

## Job description

Oversees overall system architecture for a critically important and high-impact space such as a connection with deep technical domains or a broad set of products or services at critical junctures (e.g., early in development, urgent time horizon). Creates a strategic roadmap for the system architecture by considering how related systems will evolve in the near future. Ensures architecture design is appropriately authored, documented, and reviewed.

Establishes, influences, and ensures policies and procedures for developing extensible, reusable, and maintainable code, identifying and addressing coding issues, and conducting effective code reviews for a critically important and high-impact space such as those with deep technical domains connections or a broad set of products or services at critical junctures (e.g., early in development, urgent time horizon). Writes proof of concept code as needed and may develop code directly as needed.

Maintain operations of live service as issues arise on a rotational, on-call basis. Bachelor's Degree in Computer Science, or related technical discipline 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. 4+ years of experience in developing and shipping system level features in an enterprise production backend server system. 2+ years of experience building and supporting distributed cloud services with production grade. ​​Experience with internals of PostgreSQL or similar Enterprise Database Management system, including Query processing, Storage Engine and High Availability.

Experience building Distributed Systems with strong guarantees. Understanding of data structures, algorithms, and distributed systems. Solve problems by always leading with deep passion and empathy for customers.

## At a glance
- Posted by the employer: Feb 24, 2026
- First seen by OpenNash: Jul 10, 2026
- Last checked: Oct 18, 2026
- Listed for: 236 days
- Location: United States, Washington, Redmond, Multiple Locations[Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556744853)

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