Senior Software Engineer

Senior Software Engineer – XR Runtime (C#/Unity)

Location: London (3 days onsite, Kings Cross)

Duration: 6 months (contract)

Rate: £66.83p/h PAYE

Hours: 40 hours/week

Start Date: ASAP

Join one of the most innovative companies shaping the future of augmented and virtual reality. We’re seeking a Senior Software Engineer to support the development and optimization of immersive social experiences on a large-scale XR platform. If you’re a generalist engineer with deep C#/Unity expertise and a passion for performance and reliability, this role is for you.

What You’ll Be Doing:

• Enhance the runtime stability and performance of a cutting-edge VR platform.
• Work on Unity/C#/C++ systems, profiling and debugging complex codebases.
• Collaborate with global teams to ship reliable experiences in social XR.
• Improve internal telemetry, incident diagnostics, and CI/CD pipelines.
• Contribute to the core infrastructure behind multiplayer and creator tools.

What We’re Looking For:

Essential Skills:

• Strong experience with C# and Unity in a Windows development environment.
• Experience with C++, systems debugging, and runtime optimization.
• Familiarity with internal build tools (e.g., Buck, Bazel) and CI/CD systems.
• Prior experience in large-scale production environments.

Bonus Skills:

• Experience with VR/AR hardware, especially Meta Quest or similar devices.
• Knowledge of performance and memory profiling tools.
• Exposure to tools like Phabricator, Sandcastle, or similar.
• Background in data engineering, SQL, or telemetry

Work Environment:

• Join a highly collaborative, mission-driven team working on one of the most impactful XR platforms in the world.
• Office based 3 days per week in Central London.
• No weekend or shift work.
• Role does not involve direct financial data or user-sensitive data handling.

Why Join:

• Work at the forefront of next-gen computing platforms.
• Make meaningful contributions to immersive, social-first XR experiences.
• Gain experience in a fast-moving, high-performance engineering team building real-world applications in mixed reality.