Principal Software Engineer

Microsoft Security is seeking a Principal Software Engineer to join the Microsoft Defender for Office team (MDO), focusing on cloud-based email and message filtering services that protect customers from advanced threats. The role involves working with Teams and Substrate IC3 organizations to implement solutions that block malicious content in collaboration contexts. The position offers competitive compensation ranging from $137,600 to $267,000 (higher in SF and NYC areas), with comprehensive benefits.

The ideal candidate will have 10+ years of engineering experience, with expertise in languages like C++, Java, JavaScript, Python, or C#. You'll be responsible for designing and implementing security features that protect M365 customers, while ensuring high-quality code delivery and cross-team collaboration. The role requires strong architectural skills and the ability to lead technical discussions in an inclusive environment.

Microsoft offers an excellent work environment with hybrid work options (up to 50% work from home), comprehensive benefits including healthcare, educational resources, and parental leave. The company's mission to empower every person and organization aligns with its commitment to security, making this an opportunity to make a significant impact in digital security while working with cutting-edge technology.

The position involves working with a talented team focused on Microsoft Defender for Office, delivering critical security solutions for email and Teams collaboration workloads. You'll be at the forefront of protecting customers from malware, phishing, fraud, and spam, while helping security teams efficiently identify and respond to threats.