New 
Principal Software Engineer
 Microsoft | |
 United States, Washington, Redmond | |
 Jul 09, 2025 | |
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OverviewSecurity represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security organization accelerates Microsoft's mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers' heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.Purview Data Security team is expanding into new horizons including data security for AI applications, transforming data security in agentic world. We are seeking a Principal Software Engineer to build innovations to provide best in class data protection for Microsoft customers by building high performance and reliable systems. Our mission is to help protect customers with truly innovative proactive protection, advise customers on emerging trends, and engage in valuable partnerships. Our team fosters an agile, inclusive development environment and supportive culture.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.
ResponsibilitiesAs a Principal Software Engineer, you will: Lead efforts and discussions for the architecture of aspects of products/solutions that are high performant, reliable and efficient. Lead identification of dependencies and the development of design documents for a product, application, service, or platform Independently creates and mentors others for a clear and articulated plan for testing and assuring the quality of solutions, and defines success for outcomes of tests. Create and apply metrics to drive the quality and stability of code, as well as appropriate coding patterns and best practices. Leads identification of internal tools and creation of new tools that will be useful for creating the product, determining if methods are still applicable for the current solution. Collaborate closely with engineers from different partner teams, Program Managers and other Security Engineering disciplines to build enterprise ready product that will be used by millions of usersEmbody our culture and values | |