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HOME Software Engineering & Dev Principal Software Engineer
  • Microsoft
  • Suzhou, Jiangsu
  • Full-Time
  • 30 days ago
Microsoft VERIFIED EMPLOYER

Principal Software Engineer.

Software Engineering & Dev Full-Time
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Principal Software Engineer: our view in 3 lines...

  • The Role:This role is for a principal software engineer building AI-driven Windows experiences and services at global scale.
  • The Person:The person will design and develop backend services, solve complex engineering problems, write secure and maintainable code, diagnose production issues, and use data, telemetry, and AI tools to improve products.
  • Requirements:The ideal candidate has 6+ years of technical engineering experience with coding in C, C++, C#, Java, JavaScript, or Python and a bachelor’s degree in Computer Science or a related technical field.

About the role

Overview

Are you passionate about leveraging your technical expertise to deliver impactful experiences to hundreds of millions of customers worldwide? Do you want to help shape the future of Windows and the next era of AI-driven computing?
We are a team of engineers building the next generation of Windows experiences and services through AI. Our work spans intelligent assistants, task automation, contextual workflows, and agentic experiences that transform how people interact with software. We combine world-class engineering with the latest advances in AI and agent technologies to deliver experiences at global scale. We are looking for a Principal Software Engineer with strong software engineering fundamentals, excellent problem-solving skills, and a passion for building high-quality products and services. 

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

  • Design and develop high-quality backend services and software components.
  • Apply a systematic approach to solving complex and ambiguous engineering problems.
  • Develop simple, extensible, reliable, and maintainable software designs.
  • Make sound technical tradeoffs across quality, performance, reliability, cost, and development velocity.
  • Write high-quality, well-tested, secure, and maintainable code.
  • Diagnose complex technical and production issues and drive problems to resolution.
  • Use data, telemetry, and engineering evidence to improve software and make technical decisions.
  • Understand modern AI technologies and effectively leverage AI and AI-assisted engineering tools to improve development, testing, debugging, and productivity.
  • Explore new technologies and apply them where they can meaningfully improve products or engineering practices.
  • Collaborate effectively with engineers and partner teams to deliver end-to-end solutions.

Qualifications

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.

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:

  • Solid software engineering and coding skills in C#, C++, Java, Python, Go, or similar languages.
  • Solid software design and problem-solving skills.
  • Experience developing and operating production backend services.
  • Good understanding of APIs, data modeling, concurrency, cloud technologies, performance, reliability, and security.
  • Ability to analyze and resolve complex technical problems.
  • Practical understanding of generative AI, AI agents, or AI-assisted software development.
  • Ability to learn new technologies quickly and apply them to real engineering problems.
  • Solid communication and collaboration skills.

#W+DJOBS

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.

Published September 4, 2026
Location Suzhou, China
Category Software Engineering & Dev  
Job Type Full-Time  

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