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The Applied Sciences Group (ASG) is looking for a generalist **Principal Software Engineer** - **Full Stack** to help us create innovative features across Windows and other Microsoft products. A highly experienced full-stack individual contributor who will code for the majority of the time, ranging all the way from the OS to app level and service integrations.

ASG is a unique, nimble, multidisciplinary team that turns cutting-edge ideas into shipping products by composing research, incubation, rapid prototyping, and human-centered development. As part of ASG, you'll directly shape experiences used by billions of people — from Windows (running on over a billion devices) to Microsoft 365 (used by 70% of Fortune 500 enterprises) and beyond.

Some of our favorite work includes:

+ Semantic Index, a high-performance vector store for operating systems, integral to Windows Recall and improved Windows Search.

+ Voice experiences for Copilot on Windows.

+ Microsoft Journal, an AI-powered inking app designed for pen and touch.

You'll be joining a team of highly experienced software developers working on exciting, machine learning-powered features in Windows, Copilot, and standalone products. Our focus evolves often, so you'll need to be comfortable diving into a wide variety of projects across the tech stack.

If you’re curious about how things work, passionate about innovation, and driven to ship magical experiences at the intersection of cutting-edge machine learning, software engineering, and user experience — ASG is the place for you.

In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positively impact our culture every day.

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

+ Write correct, efficient, and production-grade code.

+ Design and defend high quality user experiences that delight our customers.

+ Be comfortable with a fast-paced environment and a high level of ambiguity.

+ Proactively seek new knowledge and adapt to new trends and technical solutions.

+ Embody Microsoft and ASG Culture and Values.

Qualifications

Required 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.

+ 6+ years end-to-end project development experience.

+ 6+ years developing and debugging production-level code.

+ Experience in designing and implementing User Experiences for Windows and/or Android Apps.

**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 10+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python

+ OR equivalent experience.

+ Experience coding in modern programming languages such as Kotlin or Rust, with a strong understanding of system-level or mobile application development.

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 October 5, 2025.

\#W+DJOBS

Microsoft is an equal opportunity employer. Consistent with applicable law, 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 and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations (https://careers.microsoft.com/v2/global/en/accessibility.html) .