Senior Engine Systems Engineer — Live Service AAA Games

Respawn Entertainment; West Chatsworth (CA); Hybrid; USD 165,000 - 256,000; Full time

Benefits offered by this job

Paid time off

Medical/dental/vision insurance

401(k) retirement plan

Bonus and equity eligibility

Job summary

Respawn Entertainment in Los Angeles, CA is seeking a Senior Software Engineer, Foundations (Apex Legends) to design and maintain core engine systems across physics, memory, input, and platform layers in a live service environment.

You will collaborate with cross-disciplinary teams, mentor engineers, and own cross-cutting initiatives from design to release, delivering performance and stability improvements for players worldwide.

Qualifications

• 8+ years developing game engine or systems-level code.
• Strong C/C++ experience in performance-critical systems.
• Shipped at least one AAA game on console or PC.
• Experience optimizing memory, CPU, or runtime performance.
• Experience developing on Sony, Microsoft, or Nintendo platforms.
• Strong understanding of 3D math or simulation systems.

Responsibilities

• Design and maintain core engine systems across multiple domains
• Own cross-cutting technical initiatives from design to release
• Optimize memory, CPU, and bandwidth across gameplay systems
• Debug and resolve complex issues in large-scale codebases
• Integrate platform and partner technologies into the engine
• Collaborate with design, art, and audio on feature development
• Mentor engineers through code reviews and technical guidance

Skills

C/C++

Engine systems

Performance optimization

Large codebases

AAA game experience

Job description

Respawn Entertainment in Los Angeles, CA is seeking a Senior Software Engineer, Foundations (Apex Legends) to design and maintain core engine systems across physics, memory, input, and platform layers in a live service environment.

You will collaborate with cross-disciplinary teams, mentor engineers, and own cross-cutting initiatives from design to release, delivering performance and stability improvements for players worldwide.