Senior Embedded Firmware Engineer – C++

Senior Embedded Firmware Engineer – C++

Ireland | Remote-Friendly | Permanent

Develop low-level firmware for a connected IoT product, working across C/C++, RTOS, ARM microcontrollers, connectivity and hardware/software integration.

What You’ll Do

• Develop embedded C/C++ firmware.
• Work with RTOS, drivers, interrupts, memory and concurrency.
• Develop software for ARM Cortex-M platforms.
• Integrate cellular, BLE, Wi-Fi and GNSS.
• Design for low-power / battery-operated devices.
• Develop MQTT / UDP device-to-cloud communication.
• Support sensor integration and edge ML.
• Work with hardware engineers on board bring-up and debugging.
• Develop OTA updates, security and automated testing.

What You’ll Need

• 3–5+ years’ embedded software / firmware experience.
• Strong C or C++ skills.
• ARM Cortex-M / microcontroller experience.
• Experience with Zephyr, FreeRTOS or similar RTOS.
• Understanding of concurrency, memory and interrupts.
• Embedded hardware debugging experience.
• Knowledge of networking / MQTT / TCP/UDP.

Nice to Have

• Sensor fusion / IoT / wearables

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