Staff Software Engineer

Graphcore is one of the world’s leading innovators in Artificial Intelligence compute. 

It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across every industry. 

As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies. Together, they share a bold vision: to enable Artificial Super Intelligence and ensure its benefits are accessible to everyone. 

Graphcore’s teams are drawn from diverse backgrounds and bring a broad range of skills and perspectives. A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. 

Join our dynamic and ambitious team as a Staff System Software Engineer in Test – Drivers at Graphcore Ltd. You will hold a critical role in defining AI technology’s future. This position offers the chance to build innovative AI solutions with a team dedicated to high-quality performance and world-class results!

• Act as a technical authority for crafting test features.
• Contribute to test infrastructure build to ensure scalability and reproducibility.
• Influence technical build both within the immediate team and beyond.
• Build, implement, and complete high-quality tests to ensure the team has a high-quality gate for the production code.
• Take ownership of technically challenging areas and ensure near 100% coverage.
• Perform initial triage and debugging of bugs detected using hardware and software debuggers and simulators/emulators.
• Review and improve code, build, and implementation processes across the team.
• Collaborate closely with lower and upper stack teams to understand use-cases and ensure all requirements are met.
• Develop acceptance tests covering use-cases across teams using our drivers.
• Communicate complex technical concepts clearly to both expert and non-expert audiences.
• Ensure correctness, robustness, security, and maintainability of our solutions.
• Contribute to improvements to validation frameworks, CI/CD systems, automated testing, and packaging.
• Drive root-cause investigations and long-term corrective actions for all incoming issues.
• Mentor junior engineers within the team.
• Raise quality and coding standards through mentorship, guidelines, and setting an example.
• Contribute to long-term improvements in culture and team ceremonies.

• 10+ years of industry experience in validating Linux kernels and/or device drivers.
• Experience with test development using C++ and Python programming languages.
• Experience with CI/CD, build tools, and modern testing practices.
• Experience working in an agile environment – delivering complex solutions at pace.
• Proactive in driving engineering collaboration and acquiring input to solve issues.
• Proven ability to schedule own workload.
• Excellent problem-solving skills and a track record of working with complex cross-layer issues.
• Strong communication skills and the ability to detail technical processes effectively.

• Experience handling server-class systems.
• Experience in Qemu or similar emulator environments.
• Experience with Kubernetes or OpenStack.

At Graphcore Ltd., we provide a supportive environment where your talents will be challenged and grown. We strive to ensure that everyone is given the chance to contribute to our world-class solutions and fulfill their potential. Join us in driving forward AI innovation and leave a lasting mark!

We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.