Senior Firmware Engineer

Established in 1997, Softeq specializes in new product development and R&D, offering early-stage innovation, ideation, and digital transformation business consulting on a global scale.

• 8+ years hands-on embedded firmware experience, including 3+ years shipping production Zephyr / nRF Connect SDK code on real hardware
• Experience with nRF7120 or adjacent nRF52, nRF53, nRF91
• Production fluency in Kconfig and device tree
• Experience with Zephyr Bluetooth host with real GATT-service porting, native Zephyr Wi-Fi, cellular over the modem subsystem
• Nordic Semiconductor MCU and hardware peripherals experience (PWM, ADC, DAC, CAN, UART)
• Proficiency in C99/C11, CMake, git, and West build system
• Production experience with Memfault
• Firmware-level power optimization techniques experience
• Usage of AI-assisted coding tools (Claude Code, Cursor, Copilot) in daily work
• Background in consumer IoT connected hardware device firmware (wearables, trackers, connected devices)
• Real overlap with CET/EET business hours and a long-term (2+ year) commitment
• English written and verbal communication skills at least B2 level
• Bachelor’s degree in Computer Science, Electrical Engineering or related field

• Own firmware on the nRF7120 / Zephyr NCS platform including DK bring-up, Kconfig + device tree structure, thread topology, little fs storage, MCU boot/DFU
• Build native Zephyr connectivity: Wi-Fi, Bluetooth host, and cellular via the Zephyr modem subsystem
• Own firmware observability with Memfault: coredumps, metrics, OTA campaigns, alerting
• Set the bar for firmware quality: host-build CI as a compile firewall, unit-testable C with injectable fakes, replay-harness behavior-preservation
• Collaborate with hardware, software, QA, and system engineering teams

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