Unity Game Developer for Robotics Startup

About the Role

We are a startup opening an office in Belgrade and we are looking for a Unity Game Developer to build a high-fidelity simulation environment for testing, training, and validating robotic systems. This simulator will be a critical tool for developing real-world robotics applications, enabling safe and scalable validation of control algorithms, AI models, and sensor integrations.

About OneSec:

OneSec is making food delivery 3 times faster and 10 times cheaper, by developing small AI powered delivery drones. Visit our website for more info: www.OneSec.com

Responsibilities

• Develop a realistic simulation environment for robotic systems using Unity3D and C# .
• Implement physics-based models , including rigid body dynamics and real-time sensor emulation.
• Create realistic environments with terrain, weather conditions, and obstacle interactions.
• Optimize the simulator for high performance , ensuring real-time execution of physics-based simulations.
• Work with robotics engineers and AI developers to integrate control systems, perception models, and decision-making algorithms.
• Develop custom tools and plugins to enhance simulation capabilities, such as logging, visualization, and replay analysis.

Requirements

• Strong experience with Unity3D and C# .
• Knowledge of real-time physics engines (Unity Physics, NVIDIA PhysX, Bullet, Mujoco etc.).
• Experience with 3D graphics, shaders, and performance optimization .
• Understanding of robotics concepts , such as kinematics, sensor simulation, and control systems.
• Strong problem-solving skills and ability to work in a fast-paced development environment.

Why Join Us?

• Work on cutting-edge robotics simulation technology.
• Collaborate with a very talented team of engineers, AI researchers, and roboticists.
• Flexible work environment (hybrid options available).
• Attractive salary & stock option package