Senior Expert Engineer, Security - Technology

Job Title

Senior Expert Engineer, Security – Central Technology

R027593

Call of Duty is one of the most iconic and successful video game franchises in the world, delivering unforgettable experiences to millions of players. At the heart of that experience is fair play—and that’s where the Ricochet team comes in. We’re on a mission to detect and eliminate cheaters swiftly, ensuring every player enjoys a level playing field.

As a Senior Expert Engineer on the Game Protection team, you’ll be a key driver in designing and building cutting‑edge systems that safeguard our game clients. Your work will directly protect the integrity of one of the most beloved franchises in gaming.

Why This Role Matters: Your contributions will help millions of players experience Call of Duty as it’s meant to be played—competitive, fair, and thrilling. You’ll tackle complex technical challenges, influence the future of anti‑cheat technology, and make a real impact on one of the world’s largest gaming communities.

• Design and implement advanced anti‑cheat technologies to stay ahead of emerging threats.
• Analyze, update, and enhance existing protection frameworks to maintain top‑tier security.
• Investigate, develop, and deploy cheat detection mechanisms that keep gameplay fair and fun.
• Work closely with engineers across multiple teams to ensure seamless integration and performance.

• 8+ years of professional software development experience.
• Deep familiarity with C++ codebases and refactoring.
• Proven experience working on large‑scale complex systems.
• Experience working in an engineering organization with a focus on CI/CD, scalability, and automation.
• Expertise in debugging, optimization, and performance tuning.

• Bachelor’s degree or equivalent work experience in Computer Science, or a related field.
• Advanced knowledge of algorithms and data structures.

• Strong passion for delivering high‑quality products.
• Clear and effective communication skills, both written and verbal.

• Experience working on the internals of a multi‑player game engine.
• Deep familiarity with C++ codebases and refactoring.
• Experience in reverse engineering software analysis.
• Dev Ops experience.

• Deep understanding of C++ compilation, linking, and tool chains, including diagnosing compiler and linker failures and optimizing build performance.
• Ability to read and write  assembly.
• Deep understanding or hands‑on experience in the anti‑cheat domain.

Activision Central Tech works to support our development studios and their titles. Comprised of seven main teams, we have many specialties including big data, privacy and security, motion capture and animation pipeline technologies, graphics, build and infrastructure for studio development and data centers, optimization, systems programming and online services including matchmaking and networking. Central Tech is distributed globally with offices across the U.S., and in Canada, England, and Ireland.

Most of our teams are comprised of both engineering and research talent, allowing us to always have an eye on the future. Our dedicated engineers help with title development and provide valuable knowledge sharing between studios while our researchers are action‑oriented and keep a strong connection with the needs of the game studios.

• Extended health plan, including medical, dental, vision, life and AD&D insurance, for employees and their dependents, as well as disability insurance.
• RRSP with Company match, tuition reimbursement, charitable donation matching.
• Paid holidays and vacation, paid sick time, compassion and bereavement leaves, parental leave.
• Mental health & wellbeing programs, fitness programs, free and discounted games, and a variety of other benefit programs like supplemental life & critical illness, legal service, and others.
• Relocation assistance if the company requires that you move geographic locations for the job.

Eligibility to participate in these benefits may vary for part‑time and temporary full‑time employees and interns with the Company.

The standard base pay range…