Microsoft
Gaming Senior Principal, Application & Product Security
Full details on LinkedIn
The complete job description, requirements, and application details are available on the original posting.
About Microsoft
Microsoft Corporation is a leading American multinational technology company based in Redmond, Washington. Founded in 1975 by Bill Gates and Paul Allen, Microsoft initially focused on developing programming languages. The company gained prominence by creating the MS-DOS operating system for IBM's first personal computer, which established its market dominance. Microsoft's product offerings include operating systems like Windows, productivity software such as Word, Excel, and PowerPoint, and cloud computing services through Azure. The company also has a presence in the gaming industry with its Xbox console. Recognized as the largest software company by revenue, Microsoft has consistently maintained a strong market position and is one of the most valuable brands globally. The company has evolved under the leadership of notable CEOs, including Bill Gates, Steve Ballmer, and currently, Satya Nadella.
Security at Microsoft
Compiled from public job postings, careers pages, and company materials. Data may not reflect current state — verify during interviews.
Security Philosophy
- Microsoft's AppSec philosophy emphasizes that 'Security begins and ends with people' and that 'Everyone at Microsoft will have security as a Core Priority.' They have 'embedded DevSecOps and shift-left strategies throughout our development lifecycle,' utilizing the Security Development Lifecycle (SDL) to integrate security into DevOps processes.
- Security is viewed as 'a shared responsibility across engineering teams,' with 'Every engineering division now has a Deputy Chief Information Security Officers (CISO).' Their risk philosophy is guided by the SDL's '10 security practices to integrate into your development processes' and an elevated 'security governance with a new framework led by the chief information security officer.' Stated goals include regularly assessing security, identifying vulnerabilities, and working with development teams to remediate them, as well as 'Threat Modeling: Analyze software systems to identify potential threats and vulnerabilities.'.
Security Team
Microsoft's AppSec team structure includes 'Every engineering division now has a Deputy Chief Information Security Officers (CISO).' Public-facing leaders include Deputy CISOs like Ann Johnson, who leads the Customer Security Management Office (CSMO). While the company has an 'Equivalent of full-time Microsoft engineers dedicated to security' (35K), this is organization-wide, and the precise AppSec team size is not publicly available. Active AppSec job postings as of include roles like Application Security Technical Program Manager, with common skills such as 'Application Security Testing, Vulnerability Assessment.' The exact count of AppSec postings is not publicly available. LinkedIn/job signals show many named application/security engineers at Microsoft, but no consolidated, public AppSec headcount.
Key Initiatives
Microsoft has a Security Champions Program, described as a 'global security ambassador program will activate a grassroots network of trusted advocates.' They have 'embedded DevSecOps and shift-left strategies throughout our development lifecycle.' Their vulnerability management process involves responsibilities to 'Regularly assess security, identify vulnerabilities, and work with development teams to remediate them,' and to 'Monitor security posture.' Secure SDLC artifacts are guided by the SDL, which 'focuses on 10 security practices to integrate into your development processes.' Recent initiatives (last 6 months) include the launch of the Secure Future Initiative and security culture blog updates (October 2025) detailing programs like Microsoft Security Academy, Security Ambassador program, and Deputy CISO appointments.
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