Principal Software Engineer

Microsoft’s Commerce & Ecosystem (C+E) division powers one of the largest commercial platforms in the world, handling billions in revenue from Azure, Office 365, Windows, Dynamics, and more. We design and operate the financial and commerce systems that keep Microsoft running—and we’re looking for a Principal Software Engineer to help us take these systems to the next level.

In this role, you will work across teams and organizational boundaries to ensure engineering excellence at scale. You will design, build, and modernize secure, compliant, and high-performance services that drive Microsoft’s commerce and financial platforms. A key focus of the role is using AI to accelerate development, improve system reliability, and transform how we deliver solutions to our business partners and customers.

• Use AI technologies to streamline development workflows, reinforce simplicity in design, improve test automation, and enhance system redundancy and scalability
• Lead the design and implementation of scalable, secure, and reliable software systems for Microsoft’s financial and commerce operations, with a strong emphasis on simplicity and testability
• Partner across teams to ensure engineering efforts align with business, compliance, and operational goals, prioritizing solutions that are robust, easy to observe, and simple to maintain
• Drive development practices that prioritize clear code, observability, automated testing, built-in redundancy, and the ability to scale easily
• Establish strong governance for APIs, data security, and compliance, ensuring systems remain simple to operate, resilient under load, and straightforward to monitor
• Mentor engineers and foster a team culture that values learning, inclusion, technical rigor, and continuous improvement through simple, reliable engineering practices
• Influence product strategy and technology decisions for Microsoft’s commerce platform, promoting systems that are easy to support, test, and scale

Required/minimum qualifications

• Bachelor’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 Python
  • OR equivalent experience.
• 1+ years of experience using AI to build and maintain software systems

Additional or preferred qualifications

• Master’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 Python
  • OR Bachelor’s Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience
• 10+ years of software development experience
• 3+ years leading and mentoring a team of software engineers
• 3+ years of experience with middle tier/backend technologies such as C#, .NET, SQL/NoSQL DBs, web services, REST APIs, JSON, XML, etc.…
• Deep understanding of OO-design and software design patterns
• Experience developing software solutions on Azure or other cloud platform
• Experience leading geographically distributed teams

Software Engineering IC5 – The typical base pay range for this role across the U.S. is USD $139,900 – $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: https://careers.microsoft.com/us/en/us-corporate-pay

Microsoft will accept applications for the role until November 14, 2025.

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.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.

#JoinCFP

Read Full Description