Staff Microcontroller Firmware Developer

About us

Graphcoreis one of the worlds leading innovators in Artificial Intelligencecompute. 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 GroupGraphcoreis a member of an elite family of companies responsible for some of the worlds most transformative technologies. Together they share a bold vision: to enable Artificial Super Intelligence and ensure its benefits are accessible to everyone.

Graphcoresteams are drawn from diverse backgrounds and bring a broad range of skills and perspectives. A melting pot of AI research specialists silicon designers softwareengineersand systems architectsGraphcoreenjoys a culture of continuous learning and constant innovation.

Job Summary

We are seeking a Staff Microcontroller Firmware Developer with strong experience in embedded firmware development to design and implement firmware for microcontroller-based management systems acrossGraphcoresAI server and rack-scale platforms.

This role focuses on developing Zephyr RTOS-based firmware and low-level device drivers for real-time embedded systems supporting hyperscale data center infrastructure.

The Team

Graphcoreis a globallyrecognisedleader in Artificial Intelligence computing systems. The company designs advanced semiconductors and datacentrehardware that provide thespecialisedprocessing power needed to drive AI innovation while delivering the efficiency required to support its broader adoption.

The Firmware Engineering team develops embedded software infrastructure used to manage and monitorGraphcoresAI compute platforms.

The team works closely with hardware engineering system architecture validation and platform software teams to implement firmware supporting sensors power subsystems connectivity interfaces and management features across server and rack-level systems.

Responsibilities and Duties

• Architect design develop and deploy Zephyr RTOS-based firmware for server and rack management platforms.

• Develop device drivers and middleware layers for sensors connectivity interfaces storage devices and peripherals.

• Implement firmware interfaces supporting telemetry power management thermal monitoring and remote manageability.

• Perform board configuration using device tree (DTS)Kconfig and embedded build systems.

• Support board bring-up andhardware validation in collaboration with hardware teams and ODM partners.

• Implement secure boot firmware update mechanisms (MCUboot DFU) and OTA update capabilities.

• Develop automated unit tests integration tests and hardware-in-the-loop testing frameworks.

• Integrate firmware development workflows into CI/CD pipelines with automated builds and regression testing.

• Debug firmware and hardware interactions using JTAG/SWD logic analyzers and tracing tools.

Candidate Profile

Essential

• Bachelors orMasters degree in Electrical Engineering Computer Engineering Computer Science or related discipline.

• 7 years of firmware development experience including embedded systems programming.

• Hands-on experience with Zephyr RTOS including device treeKconfig and driver development.

• Experience with ARM Cortex-M or similar microcontroller architectures.

• Strong knowledge of embedded interfaces such as SPI I2C UART CAN PWM GPIO interrupts and DMA.

• Experience using Git-based development workflows and CI/CD pipelines.

• Strong debugging skills using tools such as logic analyzers JTAG/SWD and GDB.

Desirable

• Experience contributing to open-source RTOS projects such as Zephyr.

• Experience with networking stacks supported by embedded RTOS platforms.

• Knowledge of secure firmware architectures and embedded cryptography.

• Experience implementingMCUboot OTA firmware pipelines or secure provisioning flows.

• Proficiencywith Python for automation tooling or test frameworks.
  

Benefits:

In addition to a competitive salary Graphcore offers a competitive benefits package. We welcome people of different backgrounds and experiences; were 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.