New

Senior Software Engineer

Microsoft
$119,800.00 - $234,700.00 / yr
United States, Washington, Redmond
Feb 14, 2026
Overview Are you passionate about shaping the future applicationsof AI and empowering millions of users to unlock their full potential?OneNoteteam is at the forefront of an exciting transformation with Copilot Notebooks:intelligent, dynamic notebooks infused with powerful AI that act as a true "second brain." Imagine effortlessly capturing ideas, intuitively understanding complex information, and seamlessly taking informed action. This is the heart of our mission. As aSenior Software Engineeron the OneNote Cloud Experiences team you will be helping to build transformational experiences in Copilot notebook through building a multitude of grounding capabilities and driving architectural improvements to optimize performance and increase reliability. This opportunity will allow you to build and support experiences at scale across all Web and mobile platforms and demonstrate best-in-class infrastructure that boosts developer productivity and engineering velocity. We are looking for creative problem solvers and diverse thinkers, people who care about culture as well as customers and features. We believe that how we do things is at least as important as what we do. Big vision, a common purpose, passion for quality, curiosity as well as grit, and investment in fun and collaboration are what lead togreat results. 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. Responsibilities Collaborate withappropriate stakeholderstodetermineuser requirements for a set of features. Drive the identification of dependencies, and the development of design documents for a product area. Lead by example and mentor others to produce extensible and maintainablecodeused across products. Leverage subject-matter proficient of product features and partners withappropriate stakeholders(e.g., project managers) to drive aworkgroup'sproject plans, release plans, and work items. Act (at timesi.e.in rotation) as a Designated Responsible Individual (DRI)and guide other engineers workingon-calltomonitorsystem/product feature/service for degradation, downtime, or interruptions andgainsapproval to restore system/product/service for simple problems. Remain current in skills by investing time and effort into staying abreast of current developments that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale. Leverage the work of others, including the work of peers, of internal Microsoft solutions, and of open-source and industry solutions, to avoid reinventing the wheel. Qualifications Required Qualifications: Bachelor's Degree in Computer Science, or related technical discipline AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python with some experience in developing AI-powered applications or integrating AI/ML features into product features. OR 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 Qualifications: Background in working with large-scale, distributed systems. Experience leveraging AI to increase engineering velocity and quality. Experience in LLM prompt engineering and evals. #Notebooks #Copilot Notebooks #Grounding #Services #LLMs 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.