Firmware Developer (Defense)

TL;DR

Firmware Developer (Embedded C/C++): Designing, implementing, and maintaining low-level embedded software for defense-grade microcontroller systems with an accent on real-time control and signal processing. Focus on developing bare-metal and RTOS-based firmware, implementing interrupt-driven drivers, and ensuring high reliability in resource-constrained environments.

Location: Luxembourg

Salary: From 46,667 SEK to 56,667 SEK

Company

Independent technology consulting firm providing guidance and solutions to businesses across various sectors globally.

What you will do

• Design and implement bare-metal and RTOS-based firmware for real-time control and signal processing.
• Develop bootloaders, secure firmware components, and interrupt-driven drivers on ARM microcontrollers.
• Integrate existing internal or open-source software to meet specific project requirements.
• Conduct SITL and HIL/HITL testing and troubleshoot systems using oscilloscopes and logic analyzers.
• Collaborate with electronics engineers on prototypes and maintain Git-based development workflows.
• Ensure compliance with documentation standards for safety-critical and defense-grade systems.

Requirements

• Bachelor’s degree in Electronic Engineering, Computer Science, or a related field.
• Minimum 5 years of experience in embedded software or firmware development.
• Strong proficiency in C and C++ with hands-on experience in ARM-based microcontrollers (e.g., STM32).
• Experience with bare-metal and RTOS development, including DMA-based data transfers.
• Proficiency with communication protocols: I2C, SPI, UART, and CAN.
• Fluent English communication skills.

Nice to have

• Knowledge of safety-critical standards such as MISRA C.
• Experience with UAV/robotics ecosystems (PX4, ArduPilot, MAVLink, UAVCAN).
• Exposure to high-performance platforms like NVIDIA Orin or FPGA-based systems.
• Familiarity with secure boot and embedded cryptography.

Culture & Benefits

• International work environment with over 110 nationalities.
• Internal Academy with 250+ training modules for professional growth.
• Strong internal culture of trust with high internal promotion rates.
• Frequent team-building activities and internal social events.
• Opportunity to lead social or environmental impact projects via the WeCare Together program.

Hiring process

• Brief virtual or phone screen to discuss motivations and fit.
• Series of interviews (average of 3) with line managers and teammates.
• Technical assessment or case study depending on the role requirements.