The Windows + Devices Fundamentals team is responsible for the reliability, compatibility, performance, battery life, and sustainability of Windows devices. Our work spans hardware and OEM partners, the operating system, and application layers – helping protect, manage, and enhance the fundamentals of the Windows ecosystem.
We are seeking a self-driven Senior Software Engineer to shape the next generation of Windows device optimizations. As advances in AI, silicon, and software create new opportunities, you will help make exceptional device fundamentals a defining feature of Windows PCs.
This role is ideal for an engineer who enjoys solving complex systems problems, pursuing technical excellence, and delivering innovations that improve how people live, work, and play.
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
- Analyze telemetry and trace data to characterize software and hardware behavior on individual devices and at scale.
- Diagnose complex system issues using low-level debugging and performance-analysis tools.
- Identify optimization opportunities and lead the design and architecture of improvements.
- Implement changes across hardware, operating-system, and application layers.
- Deliver robust, high-quality solutions while balancing performance, reliability, maintainability, and architectural consistency.
- Use data to prioritize engineering investments and make decisions in ambiguous problem spaces.
- Collaborate with internal teams, OEMs, and hardware partners to deliver improvements across the Windows ecosystem.
Technologies
- The team works with technologies including:
- C, C++, C#, Python, scripting and automation tools
- WinDbg, Windows Performance Analyzer, and ETW tracing
- Cosmos, Kusto, Asimov, and Azure-based trace-processing systems
- Power BI, statistics, and large-scale telemetry analysis
- Machine learning and AI models
Qualifications
Required Qualifications:
- Bachelor's degree in Computer Science or a related technical discipline and 7+ years of software engineering experience using languages such as C, C++, C#, Java, JavaScript, or Python
- OR equivalent practical experience.
- Experience with operating-system architecture or system-level development.
- Knowledge of Windows internals, performance analysis, or power optimization.
- Experience working across hardware, firmware, operating-system, and application boundaries.
- Familiarity with large-scale telemetry, statistical analysis, or Azure data platforms.
- Experience influencing architecture and technical direction across multiple teams.
- 2+ years of systems-analysis experience, with an emphasis on low-level debugging.
- Experience diagnosing and optimizing system performance.
- Demonstrated success developing and delivering highly reliable systems.
- Solid software design, programming, and problem-solving skills.
- Ability to navigate ambiguity and prioritize engineering investments using data.
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.
Skills Required
- Bachelor's degree in Computer Science or a related technical discipline, or equivalent practical experience.
- 7+ years of software engineering experience using languages such as C, C++, C#, Java, JavaScript, or Python.
- Experience with operating-system architecture or system-level development.
- Knowledge of Windows internals, performance analysis, or power optimization.
- Experience working across hardware, firmware, operating-system, and application boundaries.
- Familiarity with large-scale telemetry, statistical analysis, or Azure data platforms.
- Experience influencing architecture and technical direction across multiple teams.
- 2+ years of systems-analysis experience with an emphasis on low-level debugging.
- Experience diagnosing and optimizing system performance.
- Demonstrated success developing and delivering highly reliable systems.
- Solid software design, programming, and problem-solving skills.
- Ability to navigate ambiguity and prioritize engineering investments using data.
Microsoft Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Microsoft and has not been reviewed or approved by Microsoft.
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Healthcare Strength — Health coverage is described as comprehensive, with preventive care coverage, vision options, and annual out-of-pocket limits. Feedback suggests medical, mental-health, and disability support are a major strength of the package.
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Parental & Family Support — Family support is expansive, including parental leave, family caregiver leave, child-care assistance, family concierge services, fertility options, and college-advising support for eligible employees. Feedback suggests these benefits meaningfully ease caregiving and family planning demands.
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Wellbeing & Lifestyle Benefits — Wellbeing resources include counseling and employee-assistance services, wellness reimbursements, product discounts, and charitable-matching programs. Feedback suggests these extras complement core benefits and support day-to-day quality of life.
Microsoft Insights
What We Do
At Microsoft, our mission is to empower every person and every organization on the planet to achieve more. Our mission is grounded in both the world in which we live and the future we strive to create. Today, we live in a mobile-first, cloud-first world, and the transformation we are driving across our businesses is designed to enable Microsoft and our customers to thrive in this world.







