New 
Senior Software Engineer
 Microsoft | |
 United States, Washington, Redmond | |
 Aug 22, 2025 | |
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OverviewAre you passionate about working on a product that transforms how people communicate every day? Are you ready for a challenging opportunity to help innovate and impact hundreds of millions of users around the world? The Outlook Authentication Team is seeking a Senior Software Engineer to help us deliver the most innovative email experience in the world. As a Senior Software Engineer on the Outlook Authentication Team, you will be part of the team delivering authentication services across Outlook on the Web and the new Outlook for Windows. In this role you will be responsible for designing and implementing secure, reliable, and high-performance authentication and authorization components that enable seamless access to Outlook experiences. You will work closely with product managers, security experts, and engineering teams to ensure our work meets the highest standards of security, reliability, and usability. This opportunity will allow you to work hands-on with apps and services serving millions of users each month, and you will need to draw on your deep technical experience as part of this team.Outlook is used by millions of people worldwide in their communication. By continuously delivering innovation and focusing on security, reliability, and user experience, Outlook empowers individuals and organizations to stay connected, collaborate efficiently, and achieve more in their everyday work and personal lives. 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.
ResponsibilitiesCollaborate with appropriate stakeholders to determine requirements.Design and implement new features, including creating, optimizing, debugging, refactoring, and reusing code. Assure that features are deployed safely.Work closely with engineers across the organization to ensure seamless experiences at scale.Use telemetry to discover bugs and other opportunities for improvement.Work across partners to brainstorm and communicate ideas and measure and incorporate feedback.Act as a Designated Responsible Individual (DRI) and guide other engineers by developing and following the playbook, working on call to monitor system/product/service for degradation, downtime, or interruptions, alerting stakeholders about status and initiate actions to restore system/product/service for simple and complex problems when appropriate.Embody ourcultureandvalues | |