Senior Software Engineer - Core OS / Windows
 Microsoft | |
$119,800.00 - $234,700.00 / yr
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 United States, Washington, Redmond | |
 Jan 14, 2026 | |
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Overview
Would you like to be a part of the team that makes the critical software fabric that runs most of the hosted virtualized computing in today's datacenters and PCs? For many reasons of scale, reliability, and cost reduction, virtualized computer systems are run on modern host systems with powerful networks, storage, and compute capabilities that are distributed to the instances of virtualized machines. Protecting the use of resources, and the data flow between or externally from them while maximizing the performance is the engineering challenge you can help to grow. We are looking for an engineer with the ability to learn and lead others in the areas of networking for VMs, such as:
In Core OS, we are responsible for the Operating Systems that power Azure, Microsoft's Linux OS, the platforms for Windows Client and Xbox, and our Windows Server ecosystem - through all of these, we support every one of our cloud businesses and billions of customers around the world. In this era of ubiquitous computing, building reliable, efficient, and inclusive systems software is more important for Microsoft. High quality, high-efficiency operating systems and platform components underpin everything we do as a company, from making our systems more reliable for our customers, to increasing our competitiveness by reducing COGS, to delivering new features and capabilities to delight customers - that's all us! To deliver on our vision, we are looking for a Senior Software Engineer who is motivated about the prospect of learning and driving innovation across our networking stack, across our partnering teams and across the industry. This is an opportunity that will help deepend your knowledge of networking, system architecture, distributed systems and will provide ample opportunities for industry wide impact. 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 You willbe responsible fordesign, architecture, and execution in your areas of responsibility, producing andoperatinghigh-quality scalable services, and collaboration with partners.We are looking for a Senior Software Engineer who values their craft, works thoughtfully and collaboratively, and helps create a positive and motivating team environement. Core responsibilities include:
Other
Qualifications Required Qualifications:
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:
Preferred Qualifications:
#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: 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. | |