Senior Software Engineer 2, Game Systems

Zwift is a company focused on providing a smooth gaming experience for its customers across various platforms. As a Senior Software Engineer, Game Systems, you will design and implement game features, optimize performance, and collaborate with cross-functional teams to enhance the gaming experience.

Responsibilities:

• Design and implement game features and systems in C++ for all Zwift platforms (iOS, Windows, Android, Mac, Apple TV), ensuring optimal performance and maintainability
• Collaborate with cross-functional teams, including game engineers, backend engineers, product managers, and UX designers to design, plan, test, and deliver high-quality features
• Optimize game performance through profiling, instrumentation, and improvements in CPU utilization, memory usage, and startup times
• Build tools and frameworks to improve development workflows and empower other other engineers
• Debug and resolve complex issues across a diverse set of devices and platforms, improving reliability and stability
• Contribute to code reviews, design discussions, and team planning processes
• Ensure code quality through automated testing (e.g., unit testing, integration testing, and similar)
• Advocate for and implement engineering best practices like automated testing, Continuous Integration / Continuous Deployment (CI/CD), reusability, and maintainability

Requirements:

• Bachelor's degree in Computer Science, Software Engineering, or similar discipline
• 5+ years of relevant engineering experience
• Strong expertise in C++ development, including experience with native libraries and performance optimization
• Familiarity with multi-threading, memory management, and software design patterns
• Proven experience delivering production-quality features with appropriate levels of testing and instrumentation
• Familiar with Git and version control workflows
• Experience with CI/CD and automated testing frameworks
• Strong problem-solving skills and able to work and collaborate effectively in remote, distributed teams
• Experience working on game engines (Unity, Unreal, or custom-built) and their integration with native platforms
• Familiarity with multiplayer game systems and latency-sensitive applications
• Experience in experimentation and feature flag systems (e.g. Amplitude, Optimizely, Firebase, or similar)
• Experience with Java and modern Android development practices
• Solid understanding of Android app architecture, the JNI, and native-to-Java bridging
• Interest in building solutions that support our engaged Zwift Community of cyclists, runners, and fitness enthusiasts