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Job Details
Posted date: Dec 03, 2025
There have been 1947 jobs posted with the title of Senior Software Engineer all time at Microsoft.There have been 1947 Senior Software Engineer jobs posted in the last month.
Category: Software Engineering
Location: Multiple Locations, Multiple Locations
Estimated salary: $188,900
Range: $119,800 - $258,000
Employment type: Full-Time
Work location type: 0 days / week in-office – remote
Role: Individual Contributor
Description
OverviewShape the Future of AI with Microsoft
At Microsoft, we’re redefining how people work, create, and connect through the power of AI. Our Copilots and Agents are transforming productivity for millions worldwide—and we’re looking for engineers who want to be part of this revolution.
The Copilot Agent Platform is the foundation behind all the delightful experiences in M365 Copilot—whether it’s Chat, Search, or Agents. Building at this scale means solving some of the most complex and impactful challenges in modern computing: distributed systems, low-latency architectures, secure AI integration, and global reliability.
If you’re passionate about cutting-edge technology, thrive on tackling hard problems, and want your work to empower people everywhere, join us. Together, we’ll create AI experiences that feel magical, intuitive, and indispensable.
The Senior Software Engineer will design and build the backend service stack for the Copilot Agent Platform, focusing on scalable APIs and orchestration components that power AI experiences at global scale. This role involves deep backend engineering—optimizing distributed systems, ensuring low-latency performance, and enabling secure integrations. You’ll collaborate with science and engineering teams to deliver new capabilities, empower partners to build Copilots and Agents, and create seamless multimodal experiences across desktop and mobile for text, image, audio, and beyond.
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 build a secure and performant Copilot platform services that power Microsoft M365 Copilot and other next-generation Copilot and Agent scenarios.Partner with Science, PM and Design counterparts to understand product requirements and latest trends in industry to drive architectural changes as required to improve scale, reliability and agility of the Product.Drive identification of dependencies and the development of design documents for the platform.Act as a Designated Responsible Individual (DRI) and guide other engineers by developing and following the playbook and upholding high operational excellence.Proactively seek new knowledge and adapt to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of the platform while also driving consistency in monitoring and operations at scale.Define success metrics and improve those metrics based on platform / product evolution.Embody Microsoft’s Culture and Values and help shape the direction of the engineering team and broader organization.
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#, Java, JavaScript, or PythonOR equivalent experience.4+ years of experience in cloud technologies and architecture, with practical experience in API Design and managing applications on major cloud platforms. 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:
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#, Java, JavaScript, 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.Experience with platforms that leverage language models.Experience with agile development methodologies and a passion for continuous improvement.Experience leading the design of software solutions in a fast-paced, dynamic environment.
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.
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