Senior Real-Time Performance Engineer

Unity; Denmark; On-site; DKK 405,000 - 608,000; Full time

Benefits offered by this job

Health, life, and disability insurance

Commuting subsidy

Employee stock ownership

Retirement plans

Vacation and personal days

Parental leave

Office snacks

Mental Health programs

Employee Resource Groups

Employee Assistance Program

Training and development programs

Volunteering and donation matching

Job summary

Unity’s Adaptive Performance team builds technology that helps developers create faster, more consistent, and more efficient applications across devices and platforms. You will work across Unity, native platform code, graphics, and device-specific technologies to shape the next generation of Adaptive Performance.

As a Senior Software Developer, you will investigate performance issues, design features to improve stability and efficiency, profile workloads, and collaborate with partners and

Qualifications

• Strong software development experience with C# and C++, including large and unfamiliar codebases.
• Deep understanding of CPU, GPU, memory, threading, and managed and native runtime performance.
• Hands-on experience with profiling and diagnostic tools, such as Unity Profiler, Xcode Instruments, Perfetto, or equivalent.
• Strong debugging and analytical skills, with the ability to own complex and technically ambiguous problems.
• Effective communication and collaboration skills, with a willingness to mentor others and share technical knowledge.

Responsibilities

• Investigate CPU, GPU, memory, thermal, and runtime performance issues across Unity and supported platforms.
• Design and develop Adaptive Performance features that improve runtime stability, efficiency, and developer insights.
• Profile applications and engine workloads to identify bottlenecks and turn performance data into actionable solutions.
• Collaborate with Unity teams, platform holders, hardware partners, OEMs, and customers.
• Contribute to technical design, implementation, testing, code reviews, mentoring, and AI-assisted performance workflows.

Skills

C# & C++

Performance profiling

Debugging & analysis

Mentoring & collaboration

Cross‑platform

Tools

Unity Profiler

Xcode Instruments

Perfetto

RenderDoc

Job description

Unity’s Adaptive Performance team builds technology that helps developers create faster, more consistent, and more efficient applications across devices and platforms. You will work across Unity, native platform code, graphics, and device-specific technologies to shape the next generation of Adaptive Performance.

As a Senior Software Developer, you will investigate performance issues, design features to improve stability and efficiency, profile workloads, and collaborate with partners and