Full-time

Lead Systems Software Engineer

Posted by Cloud Software Group • bray, england, United-Kingdom

📍 bray, england 🕒 June 18, 2026

About the Role

Core Responsibilities



  • Design, implement, test, and maintain the XenServer control plane (XAPI) .


  • Research, develop, and implement performance optimizations across the XenServer software stack.


  • Define, collect, and analyze performance metrics to provide visibility and insights for leadership.


  • Identify bottlenecks and propose architectural or design changes to improve system performance and scalability.


  • Contribute to distributed system orchestration , performance tuning, and robust API design.


  • Collaborate with and contribute to open-source projects , including Xen, the Linux kernel, and XAPI.


  • Lead and coordinate cross-team feature development , ensuring performance and reliability requirements are met.



Key Skills & Qualifica...

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