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# Junior Embedded Engineer (RTOS)

- **Company:** Lumai
- **Location:** Oxford, UK
- **Experience:** Starter
- **Contract:** Permanent contract
- **Skills:** Board Bringup, Artificial Intelligence, Automation of Tests, Booting (BIOS), C++ (Programming Language), Computer Engineering, Continuous Integration, Software Debugging, Device Drivers, Embedded C, Embedded Software, Firmware, FreeRTOS, Inter-Process Communication, Joint Test Action (IEEE Standards), Python (Programming Language), Linux Kernel, MISRA C (C Programming Language), Real-Time Operating Systems, Integration Tests, Hardware Debugging
- **Published:** June 6, 2026
- **Apply:** https://uk.indeed.com/viewjob?jk=252d2b0c5656c723

## About the Role

Do you have experience in Python?, Do you have a Bachelor's degree?, Must-Have

 * 3+ years of embedded C/C++ experience in a hardware product environment
 * Working knowledge of at least one RTOS (FreeRTOS, Zephyr, or similar) in a production context
 * Experience with BSP or board bring-up activities, including boot loader configuration
 * Comfort with hardware debugging tools (JTAG, oscilloscopes, serial consoles)
 * Familiarity with Linux kernel concepts and basic driver development
 * Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or equivalent

Strong Preference For

 * Experience with DMA controllers or cache coherency management
 * Background in safety-critical or automotive embedded software (MISRA C, ISO 26262)
 * Exposure to Python-based test automation for hardware-in-the-loop testing

## Description

Lumai's hardware needs software that runs reliably at the lowest levels of the stack. As our Junior Embedded Engineer, you will build the firmware, drivers, and RTOS-based control software that bring our AI accelerator to life - from initial power-on through to stable, performant operation in production systems., * Implement and integrate RTOS tasks and inter-process communication mechanisms for accelerator management software

 * Contribute to BSP bring-up activities: validating peripheral drivers, configuring boot loaders, and supporting first-boot debugging sessions
 * Write unit and integration tests for firmware modules; maintain embedded CI pipelines
 * Support hardware debug sessions using JTAG, GDB, and benchtop instrumentation
 * Document firmware interfaces, register maps, and bring-up procedures for internal use
 * Collaborate with the Senior Embedded Engineer and HW teams on new hardware revision planning


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