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Principal Software Engineer

Microsoft

$139,900 - $274,800
Oct 31, 2025
Redmond, WA, US
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Microsoft Security aspires to make the world a safer place for all by reshaping security and empowering every user, customer, and developer with a security cloud that protects them with end-to-end, simplified solutions. Organizations face daunting challenges managing and securing vast amounts of data across on-premises, multi-cloud, and SaaS environments due to ever-increasing threats, regulatory requirements, and estate complexity.

Requirements

  • Experience leading complex feature development from concept to production, including collaborating with multiple partner teams and driving consensus.
  • Experience owning and delivering large-scale subsystems or platform components in mission-critical SaaS products.
  • Familiarity with cloud platforms such as Azure, AWS, or GCP.
  • Understanding of security principles and the challenges of securing large-scale systems.
  • Experience working with high-scale distributed systems and data platforms.
  • Knowledge of data processing frameworks such as Spark, Hadoop, or similar technologies.
  • Experience with security data management, logging, or monitoring solutions.

Responsibilities

  • Oversee the design, implementation, and delivery of a critical subsystem, managing a team of engineers and fostering a collaborative and high-performance work environment.
  • Develop and drive the technical strategy for your subsystem, working with partner teams to align goals and technical decisions.
  • Drive consensus across multiple partner teams, ensuring alignment on technical decisions and project goals.
  • Collaborate closely with product management, security experts, data scientists, and other engineering teams to translate business needs into technical solutions.
  • Lead end-to-end development of features, including requirements gathering, design, implementation, testing, and deployment.
  • Provide mentorship and leadership to senior and junior engineers, ensuring technical excellence and adherence to best practices.
  • Optimize subsystem performance to handle extensive security data, ensuring scalability, availability, and security.

Other

  • 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 background and Microsoft Cloud background check upon hire/transfer and every two years thereafter.
  • 3 days / week in-office
  • Travel 0-25 %
  • Individual Contributor