Senior Software Engineer

Job ID: 200023147Posted: 2026-07-01Location: United States, Washington, RedmondSalary: USD $119,800 - $234,700 per yearEmployment type: Full-TimeWork site: 4 days / week in-officeRole type: Individual ContributorTravel: Less than 25%Profession: Software EngineeringDiscipline: Software EngineeringCompany: MicrosoftOverviewJoin Microsoft’s Ads SDKs team and help shape the future of digital advertising at global scale. We operate in one of the fastest-growing areas of the industry, building high-performance advertising SDKs and platform capabilities that enable monetization across diverse applications and environments.We’re innovating rapidly - solving hard problems in SDK design, reliability, performance, and observability to deliver best-in-class tools for developers and partners. You’ll work on systems that matter, collaborate across engineering and product teams, and see your work directly influence business growth.Be part of this exciting journey with Microsoft’s Ads SDKs team and make a lasting impact on the future of digital advertising.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.Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.ResponsibilitiesLead the design, architecture, and development of key components of the Windows Ads SDK, making informed design decisions that balance performance, scalability, reliability, and maintainability.Build and enhance CI/CD pipelines, test infrastructure, and automation to enable reliable, high-quality, and frequent releases, including validation in non-production environments.Design and implement features and enhancements that improve the ad delivery experience on Windows platforms while meeting Microsoft standards for security, privacy, accessibility, and compliance.Collaborate with architects and cross-functional engineering teams to evaluate design options, document tradeoffs, and evolve solutions that integrate cleanly with existing systems.Drive data-informed feature rollouts, leveraging telemetry and experimentation to monitor feature health, system performance, and customer impact.Participate in and influence design and code reviews, applying secure design principles, sharing best practices, and contributing to a culture of engineering excellence.Work closely with partner teams to ensure end-to-end readiness, including integration testing, live-site coverage, clear ownership, and defined escalation paths prior to production releases.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 Cloud background check upon hire/transfer and every two years thereafter.Preferred Qualifications:Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR Bachelor'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 PythonOR equivalent experience.6+ years of professional software engineering experience building, shipping, and maintaining production-grade software systems.4+ years of hands-on experience with C++, C#, .NET, and Windows development frameworks such as Win32 API, WinUI3 and/or UWP, along with working knowledge of JavaScript.Experience designing and optimizing software for performance, reliability, and efficient resource utilization across diverse runtime environments and deployment scenarios.Experience building or integrating systems in cloud-based environments, including telemetry, monitoring, CI/CD pipelines, or backend service interactions.Ability to work effectively across multiple domains, technologies, and ambiguous problem spaces, adapting quickly to evolving requirements.Familiarity with advertising technology concepts such as SDK development, ad delivery pipelines, telemetry, experimentation, or monetization platforms is a strong plus.#BingAds #AdSDK #MicrosoftAISoftware Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year. Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: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.