Principal Software Engineer

Microsoft is seeking a Principal Software Engineer to join their 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 on security solutions that safeguard Microsoft's email and Teams collaboration workloads from malware, phishing, fraud, and spam.

As a Principal Engineer, you'll be responsible for designing and implementing critical security features that enable threat hunting, investigation, and remediation capabilities. The position requires expertise in backend development, cloud services, and a strong foundation in security principles. You'll work with cross-functional teams to deliver high-quality, scalable solutions that protect millions of users worldwide.

The role offers competitive compensation ($139,900 - $274,800 base salary range), comprehensive benefits, and the opportunity to work in a hybrid environment (up to 50% work from home). You'll be part of Microsoft's Security organization, which is central to the company's mission of making the world a safer place through end-to-end security solutions.

This position requires strong technical leadership, with responsibilities including architectural decisions, mentoring team members, and driving technical excellence. You'll collaborate with multiple partner teams, manage complex projects, and ensure the delivery of secure, reliable, and performant solutions. The ideal candidate will have 6+ years of technical engineering experience, strong coding skills in various languages, and a proven track record of delivering enterprise-scale security solutions.

Join Microsoft's security team to make a significant impact on global digital security while working with cutting-edge technology and talented professionals in a culture that embraces growth mindset and innovation.