Are you an engineer with deep experience working across the Windows operating system? Can you make kernel, user, and shell code dance? Is your copy of Windows Internals feathered from a decade of usefulness?  Become an integral member of the **Microsoft Defender for Endpoint (MDE)** team, dedicated to protecting consumers and enterprises alike from cyber-attacks. Our mission is to safeguard every user with innovative proactive protection, detection, and response technologies, aiming to stay ahead of malicious actors and anticipating the threats of the future.     We’re looking for a **Senior Software** **Engineer** to join the Acute threats and Protection group which designs and builds the next generation of endpoint protection. This includes championing fundamentals such as performance and reliability, scaling to platforms big and small, and driving foundational changes throughout the entire Defender stack.   This team provides the potential for tremendous personal and career growth across many dimensions.  You’ll have the opportunity to work across divisional boundaries and develop a broad understanding of Microsoft’s business while making a meaningful impact on society.   **Responsibilities** + Partner with multiple teams across Microsoft both on the Engineering and Security Research side, architecting and implementing solutions deeply integrated into the Defender stack  + Execute on architecture, design, code reviews, and development of mission critical code. + Provide hands-on technical leadership: architecture, design, code reviews, development, quality assurance.   + Taking part in code reviews, both as a reviewer and a reviewee, to ensure the quality of the software and promote best practices within the team.  + Ship high-quality, well-tested, secure, and maintainable code.  **Qualifications** **Required/Minimum Qualifications:** + Bachelor's Degree in Computer Science, or related technical discipline AND 4+ yearstechnical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python + OR equivalent experience. + 3+ years of software development experience working with the Windows Operating System, including expertise in Windows internals or kernel drivers. + 3+ years of a proven track record architecting and developing robust and extensible solutions.  + 3+ years experience with multi-threaded / parallel programming.  **Additional or Preferred Qualifications:** + Excellent communication and collaboration skills. + Excellent leadership skills. + 3+ years experience in C++. Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $117,200 - $229,200 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $153,600 - $250,200 per year. Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: https://careers.microsoft.com/us/en/us-corporate-pay Microsoft will accept applications for the role until February 3, 2025 Microsoft is an equal opportunity employer. Consistent with applicable law, all qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations (https://careers.microsoft.com/v2/global/en/accessibility.html) .