Job Title: Unity Developer Department: Immersive Technologies Location: Vapi, Gujarat Experience: 4–6 Years Job Purpose: To design, develop, and optimize interactive surgical training modules for a physics-based robotic surgical training simulator built in Unity. The role will focus on developing C#-based training logic, interactive procedural workflows, soft-body and deformable tissue interactions, custom shaders, physics systems, and real-time simulation capabilities. The position will work closely with Unity Developers, Technical Artists, 3D Artists, Simulation Engineers, and Clinical SMEs to create a high-fidelity PC-based surgical training platform integrated with a robotic surgeon console. This is a physics- and shader-intensive simulation role, focused on interactive training and realistic simulation rather than visual-only walkthroughs. Key Responsibilities: 1. Unity Development & Training Module Implementation • Develop interactive surgical training modules using Unity and C#. • Implement instrument drills, procedural exercises, multi-step surgical workflows, and training scenarios. • Develop modular and reusable gameplay/simulation systems using clean and maintainable architecture. • Implement training states, state machines, scoring systems, procedural progression, fail/retry flows, checkpoints, and completion logic. • Develop interactive systems for surgical instruments, anatomical structures, operating-room environments, and robotic systems. • Ensure reliable behavior across different training scenarios and user interactions. 2. C# Programming & Simulation Architecture • Design, develop, and maintain robust C# systems for the simulator. • Implement modular architectures using Prefabs, ScriptableObjects, interfaces, events, dependency patterns, or equivalent approaches. • Develop reusable components and systems that can support multiple surgical training modules. • Maintain clean, readable, testable, and scalable code. • Identify and resolve performance, memory, logic, and integration issues. • Participate in architecture discussions and contribute to technical decisions for the simulation platform. 3. Soft-Body & Deformable Tissue Simulation • Develop and maintain interactive soft-body, deformable tissue, and anatomical interaction systems. • Implement the project-selected approach for tissue deformation and physical interaction. • Develop realistic interaction between surgical instruments and deformable anatomical structures. • Configure and optimize Rigidbody, Joint, Collider, and physics-based interaction systems where applicable. • Balance physical realism with real-time performance requirements. • Evaluate trade-offs between simulation accuracy, stability, CPU/GPU usage, and training responsiveness. • Work with Simulation Engineers and Technical Artists to improve deformable tissue behavior. 4. Physics & Collision Systems • Implement physics-driven interactions for surgical instruments, robotic components, anatomical structures, and simulation environments. • Configure Rigid body, joints, constraints, triggers, collision detection, and interaction systems. • Integrate optimized collision geometry generated by the 3D art pipeline. • Understand and work with UCX collision meshes and optimized physics geometry. • Validate collision behaviour and identify issues related to penetration, jitter,



tunneling, unstable physics, or incorrect collision setup. • Optimize physics calculations for real-time workstation performance. 5. Shader & Technical Rendering Development • Develop and maintain custom HLSL shaders for tissue, fluid, anatomical, and other simulation-specific visual effects. • Implement advanced Shader Graph workflows, including HLSL/custom function blocks where appropriate. • Develop shader systems for realistic visualization of soft tissues, fluids, transparency, subsurface-like effects, and dynamic surface characteristics. • Implement vertex-color-driven shader logic and data pipelines. • Connect gameplay/simulation parameters to shader properties for dynamic visual feedback. • Collaborate with Look-Dev and Technical Art teams to ensure shader behavior matches the required visual and simulation objectives. • Optimize shader complexity for target workstation GPU performance. 6. Surgical Instrument & Console Integration • Integrate surgical instrument and robotic console data into Unity according to the system architecture. • Develop interfaces between simulation systems and external device inputs where required. • Support integration of instrument position, orientation, interaction state, button/input data, and other device parameters. • Work with hardware, embedded, and systems teams to ensure reliable communication between the robotic console and Unity simulation. • Implement appropriate asynchronous and non-blocking approaches for external device communication. • Support UDP, serial, SDK, or other communication protocols where applicable. 7. Training Logic, Scoring & Assessment • Develop training assessment systems based on defined surgical tasks and procedural requirements. • Implement scoring logic, task completion criteria, error detection, penalties, and performance indicators. • Develop multi-step procedural workflows and guided training sequences. • Implement fail, retry, reset, checkpoint, and recovery mechanisms. • Capture relevant simulation events and performance data for training evaluation. • Work with Clinical SMEs to translate approved training requirements into reliable software behavior. 8. Unity Scene & Asset Integration • Consume and integrate development-ready Unity scenes produced by the Look-Dev and Technical Art teams. • Integrate 3D models, prefabs, materials, shaders, animations, UI elements, collision assets, and other production assets. • Respect established asset standards including: Scale Orientation Pivot Prefab structure LOD/HLOD UCX collision Naming conventions Folder structures • Identify and communicate art-engine integration issues to the relevant teams. • Ensure integrated assets function correctly within the simulation architecture. 9. Performance Profiling & Optimization • Profile Unity applications using Unity Profiler and other appropriate diagnostic tools. • Analyze and optimize:



CPU performance GPU performance Memory usage Physics performance Rendering performance Shader performance Garbage collection Draw calls • Identify the actual source of performance bottlenecks and provide actionable optimization reports. • Optimize the simulator for defined workstation GPU and CPU targets. • Perform profiling and optimization throughout development rather than only at final build stage. • Balance simulation fidelity, visual quality, responsiveness, and hardware performance. 12. Cross-Functional Collaboration • Work closely with: Simulation Lead Senior Unity Developers Unity Developers Technical Artists Look-Dev Artists 3D Modelers Sculpting Artists Texturing Artists Simulation Engineers Hardware / Embedded Engineers Clinical SMEs QA / Validation Teams • Participate in sprint planning, technical reviews, simulation reviews, and development meetings. • Translate clinical and simulation requirements into practical software solutions. • Communicate technical dependencies, blockers, risks, and performance issues proactively. • Collaborate with artists to ensure assets are technically suitable for simulation. Qualifications and Experience: • Diploma / Bachelor’s degree / equivalent qualification in Computer Science, Software Engineering, Game Development, Computer Graphics, Animation Technology, or a related field. • 4–6 years of professional experience in Unity development using C#. • Proven experience delivering production or commercially used interactive 3D applications. • Solid professional experience with Unity and C#. • Demonstrated experience with physics-based or deformable/soft-body interactions. • Strong experience with HLSL/custom shader development or advanced Shader Graph with HLSL/custom function blocks. • Strong understanding of Unity Profiler and CPU/GPU/memory optimization. • Experience with Rigidbody, Joint, Collider, trigger, and physics systems. • Experience with modular Unity architecture using Prefabs, ScriptableObjects, or equivalent approaches. • Experience with Git / Git LFS. • Experience developing Windows standalone Unity applications. • Experience working within multidisciplinary game, simulation, XR, robotics, or real-time 3D teams is preferred. • Experience in surgical simulation, medical visualization, robotics, serious games, or training simulators will be an added advantage. Skills and Competencies: Technical Skills • Strong proficiency in Unity and C#. • Strong understanding of object-oriented programming and software architecture. • Strong understanding of Unity physics systems. • Practical experience with soft-body / deformable physics. • Strong knowledge of HLSL and custom shader development. • Advanced understanding of Shader Graph is an advantage. • Experience with vertex-color-driven shader workflows. • Strong understanding of Unity Profiler and performance optimization. • Good understanding of CPU, GPU, memory, rendering, and physics profiling. • Experience with collision meshes, including UCX workflows. • Experience with Prefabs, Scriptable Objects, scene management, and modular architectures. • Good understanding of asynchronous programming and non-blocking external I/O. • Working knowledge of UDP, serial communication, SDK integration, or similar device interfaces is an advantage. • Strong understanding of Git / Git LFS.

📌 Unity Developer (Gujarat)
🏢 Meril
📍 Gujarat