? Senior Software Engineer - Spatial Interaction and Sensor Integration (VR/XR/AR) - UK / Remote Flexible Our client is building the next generation of spatial interaction using stretchable sensor gloves that deliver high-fidelity 3D hand articulation and gesture recognition across VR, XR, and AR platforms. They are looking for a Senior Software Engineer to architect and implement the core software that transforms rich sensor data into real-time, robust interaction models for PCVR and standalone headsets. In this role, you will:Build real-time 3D hand tracking and gesture recognition pipelines in Unity3D and Unreal Engine.Develop high-performance native code in C#, C++, and C for multiple XR platforms.Integrate low-level sensor data and device protocols alongside hardware and firmware teams.Optimise performance, latency, and memory usage across diverse hardware targets.Maintain and enhance SDKs, supporting external developers and ensuring consistent behaviour across devices.Mentor engineers, influence architectural decisions, and contribute to product roadmap planning.Required Skills:Commercial experience in C#, C++, C, with a focus on real-time or systems-level development.Proven Unity3D and Unreal Engine product delivery experience.Experience deploying to PCVR and standalone XR headsets (Quest, Vive, Pico, WMR, etc.).Familiarity with XR runtimes and interaction frameworks (OpenXR, SteamVR/OpenVR, Oculus/Meta XR).Strong understanding of hand tracking, multi-threaded ..... full job details .....