Senior Software Engineer

Senior Software Engineer | Microsoft Careers Skip to main content Microsoft Careers Careers Careers Search Search jobs Sign in Single PositionView All JobsSenior Software EngineerUnited States, Washington, RedmondApply nowAdd to cartFind out how well you match with this jobUpload your resumeJob descriptionCompany and benefitsJob number200042042Date postedJul 10, 2026Work site3 days / week in-officeTravelLess than 25%ProfessionSoftware EngineeringDisciplineSoftware EngineeringRole typeIndividual ContributorEmployment typeFull-TimeOverviewAs AI reshapes how software is built and defended, Microsoft Security is standing up a new Engineering Excellence organization that will define what world-class security engineering looks like in the agentic AI era. Engineering teams that lead in the AI era are organized around outcomes, built on shared platforms any team can draw from, and augmented by agents that are part of the daily workflow. Governance runs at the speed of development. This organization will build that foundation for Microsoft Security, and in doing so, help define what engineering excellence looks like at AI scale.  Our mission, is to build and scale core product-making systems that transform developer and builder productivity and enable AI-assisted workflows across Microsoft Security. We are looking for a Senior Software Engineer. The ideal candidate brings strong hands-on experience in engineering infrastructure, and developer tool chains, with the ability to integrate AI into real development workflows across coding, testing, deployment, and operations. They should be comfortable improving large codebases and tooling ecosystems, contributing to measurement systems, and building solutions that work within security, compliance, and policy constraints. Candidates for this role should hold a high bar for engineering excellence. The right person will not simply implement tools but build durable systems that improve the productivity of many engineers. They should demonstrate strong execution, sound technical judgment, focus on quality and reliability, and the ability to measure impact through improvements in engineering velocity, system health, and adoption of shared platforms.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 In this role, you will build product-making infrastructure that enables developers and builders safer, faster and more reliable. These systems include, developer tooling, build pipelines, validation workflows, and engineering telemetry, incident data.You will integrate AI into the development lifecycle through practical automation, pipeline intelligence, testing support, and code assistance, data and feedback analysis, while removing friction from daily engineering workflows and helping teams adopt shared systems through quality, usability, and measurable impact.  QualificationsRequired Qualifications:Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Other Requirements: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. Software Engineering...