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Principal Software Engineer - CTJ - Poly

Microsoft Corporation

Redmond, WA, United States Full-time June 29, 2026
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Opportunity Description

**Overview**

Microsoft has an exciting opportunity for a Principal Software Engineer in the Microsoft Specialized Clouds Teams Phone team, focused on building, deploying, and operating Teams Phone services within Air Gapped and Sovereign Cloud environments.

Teams Phone is a foundational service within Teams, enabling customers to associate traditional phone service into the Teams product and collaborate with more devices and more coworkers. In highly regulated and mission-critical environments, these capabilities must be delivered with strict requirements for security, compliance, reliability, and operational excellence.

As a Principal Software Engineer, you will lead the design, development, and evolution of Teams Phone services that power critical communication experiences across sovereign, air-gapped, and compliance-sensitive environments. You will partner with engineering teams across Microsoft to deliver scalable, secure, and resilient distributed system...
Full-time other-general

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