Would you like to work on awe-inspiring worlds that bring people together, with supportive industry talent, at a company that values work-life balance and is invested in creating an inclusive workplace for every employee? Are you serious about game security? Do you love digging into machine code? Are you keen to build up the walls that keep bad actors out of our games? At Bungie, we build worlds that inspire friendships, and the Product Security Team exists to keep those worlds and our players safe.

As an Application Security (AppSec) Engineer, you will design and maintain our anti-cheat protections and detections. You will become an expert in these systems and a resource for our analysts in their hunt for malefactors. You will work with customers on our game teams to identify current and future security needs and identify workable solutions, and you will be a resource for our gameplay engineers and designers, helping them ensure fair and honest gameplay.


  • Architect, develop, and maintain anti-cheat technology in our C/C++ game client(s)

  • Analyze cheat and release binary behaviors to inform future anti-cheat direction

  • Keep abreast of developments in the cybersecurity and OS development industries

  • Collaborate with data scientists and analysts to develop and improve cheat detections

  • Develop and maintain relationships with external security partners

  • Help come up with policies that improve our security landscape


  • C/C++ application development (optimized code, data layout, robust access patterns)

  • Low-level debugging skills (multi-threaded debugging, optimized code debugging, etc.)

  • Willingness to be part of a “we” culture where you work closely with others to reach common goals—team fit and culture are very important to us

  • Knowledgeable about Windows APIs and Windows Kernel internals


  • Anti-cheat or cybersecurity experience

  • Familiarity with kernel mode operation

  • Reverse engineering experience

  • C# and/or tools experience

So you don't meet every requirement listed in this job description? Do you think your experience level is not where it needs to be? Studies show that women and people of color are less likely to apply to jobs unless they believe they meet every single qualification. Bungie is focused on building a diverse, inclusive, and equitable workplace. If you're interested in this position but your past experience doesn't line up perfectly with every qualification in the job description, we want you to apply anyway. The right role for you may be right around the corner!

Most Bungie full-time employees will adopt a digital first approach allowing remote work in Bungie approved locations (outside of positions identified as 100% onsite in Bellevue/Seattle, or individuals preferring a hybrid/flex environment). Prospective full-time employees located outside of CA, CO, DC, FL, GA, IL, MA, MD, MN, NC, NJ, NY, OR, TN, TX, UT, VA, WA, or WI will need to establish residency in one of the states we are compliant in within 45 days of a start date. Contractors will follow a digital first approach adhering to the location guidelines agreed upon by our third-party employer/vendor and Bungie. Bungie’s remote policy is subject to change at the company’s discretion.