Principal Software Engineer
 Microsoft | |
$142,800.00 - $274,800.00 / yr
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 United States, Washington, Redmond | |
 Aug 22, 2026 | |
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Overview
Are you passionate aboutbuilding thenextgenerationofdevelopertoolingMCPs,andAPI'sfor MicrosoftM365'sagent-forwardfuture?Come join a team that values diversity, inclusion, collaboration and working better together to expand the foundation and the core of Substrate.
As a Principal SoftwareEngineer, on the Substrate App Platform team, you will helpthe nextgeneration platform forinternaland external developersandagents to access M365 data andAPIs.This role offers the opportunity tothinkabout deeptechnicalproblems, definenewbestpractices,collaborateacross teams to achieve shared goals, and grow through continuous learning and innovation alongside your teammates. In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positivelyimpactour culture every day. Microsoft's mission is to empower every person and every organization on the planet to achieve more. Asemployeeswe 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. Employees who live within fifty miles of the Redmond campus must be in the office a minimum of 3 days per week.
Responsibilities
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:
Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $274,800 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 $188,000 - $304,200 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. | |