New job, posted less than a week ago!
Job Details
Posted date: Mar 17, 2026
There have been 2683 jobs posted with the title of Senior Software Engineer all time at Microsoft.There have been 2683 Senior Software Engineer jobs posted in the last month.
Category: Software Engineering
Location: Redmond, WA
Estimated salary: $188,900
Range: $119,800 - $258,000
Employment type: Full-Time
Work location type: 3 days / week in-office
Role: Individual Contributor
Description
OverviewWe are seeking a highly skilled and motivated Senior Software Developer to join our Agentic OS team focused on building intelligent, secure, and scalable systems for Computer Use Agents. This role is ideal for someone with deep expertise in Windows internals, operating systems architecture, and security engineering, and who thrives in a fast-paced, mission-driven environment.Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Responsibilities
Architect and develop core components of the Agentic OS platform, enabling secure and intelligent agentic interactions across Windows environments.Collaborate with cross-functional teams including AI/ML scientists, OS engineers, and security architects to design and implement robust solutions.Drive innovation in agentic identity flows, input attribution, and multi-device session management.Lead efforts to integrate secure authentication mechanisms across distributed systems. Ensure compliance with enterprise-grade security standards and contribute to threat modeling and mitigation strategies. Contribute to the evolution of the Windows shell and services, including low-level components such as kernel drivers and early boot stack.
Qualifications
Required Qualifications:
Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, or PythonOR equivalent experience.
Other Requirements: Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings:
Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.
Preferred qualification:
Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, or PythonOR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR equivalent experience.4+ years development experience, especially in Windows internals, kernel-mode, and/or low-level OSExperience designing, building, and optimizing Large-Scale Distributed SystemsAbility to lead and influence cross-team projects, drive architectural decisions, and advocate for best practices across the organization.5+ years developing OS software (Windows, Linux, macOS, or similar) with a focus on security, including threat modeling and secure coding.Proven track record integrating AI/ML models into production systems, including agentic architectures, LLMs, and adaptive workflows.#W+DJOBS
Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 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 $158,400 - $258,000 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
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. 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 with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.