New job, posted less than a week ago!
Job Details
Posted date: Apr 09, 2026
There have been 2750 jobs posted with the title of Principal Software Engineer all time at Microsoft.There have been 2750 Principal Software Engineer jobs posted in the last month.
Category: Software Engineering
Location: Multiple Locations, Multiple Locations
Employment type: Full-Time
Work location type: 0 days / week in-office – remote
Role: Individual Contributor
Description
OverviewConsider a world where unlimited storage is available and accessible to everyone. A place where everyone can access their books, music, photos, videos, and data from any device, anywhere, anytime. Have you ever envisioned a universally accessible storage system capable of recording all human knowledge, preserving every book, piece of music, and video ever created, or storing comprehensive data collected by scientists worldwide for collaborative purposes? Are you interested in joining a team that works towards these goals?
Then the Microsoft Azure Storage team is for you. Microsoft's cloud storage solution, Microsoft Azure Storage, is a scalable and highly distributed storage system designed to be accessible worldwide. From ExaBytes, to ZettaBytes, to YottaBytes and beyond, Azure Storage leads the industry in Advanced offloads and accelerations, powering high performance Cloud scale Storage and Networking. The Azure Storage Infrastructure team is hiring for agile and diverse engineering teams in Block devices, filesystems, Hardware offloads, Transports performance, and systems integration. As a Principal Software Engineer, you will collaborate with organizations across Research, Storage, Compute, and more. Your work will encompass the entire software development lifecycle, including operation, scaling, training, and support. This position is suitable for individuals interested in working on a dynamic team with skilled engineers.
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
Works with appropriate stakeholders to determine, implement and deliver the user requirements for a set of features.
Lead the identification of dependencies, and the development of design documents for a product area.
Creates, implements and owns the accountability of the code for a product, service, or feature, reusing code as applicable.
Contributes to the efforts to break down larger work items into smaller work items and provides estimation.
Acts as a Designated Responsible Individual (DRI) working on-call to monitor system/product feature/service for degradation, downtime, or interruptions and gains approval to restore system/product/service for simple problems.
Remains 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.
Qualifications
Required Qualifications:
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.
6+ years of experience in building quality products and services in distributed systems, systems programming, and multi-threaded programming.
2+ years' experience with Network and Storage Hardware offloads, network congestion control, or filesystems.
2+ years' experience with Network transports, Remote Direct Memory Access (RDMA), and datacenter performance.
2+ years' experience with solid state drive (SSD) or hard disk drive (HDD) device management.
Other Qualifications:
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:
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 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 equivalent experience
2+ years of Kernel development Storage and Networking experience, or embedded operating systems.
2+ years of Layer2 through Layer4 Operating Systems Networking datapath, specifically with stateful hardware offloads such as RDMA, offloaded transmission control protocol (TCP), or Virtual Switching.
2+ years' experience with SSD/HDD performance or filesystems performance.
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.