> Markdown version of [/jobs/ext/1938310-iot-firmware-engineer-low-power-production-devices-remote](https://www.wearedevelopers.com/jobs/ext/1938310-iot-firmware-engineer-low-power-production-devices-remote). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Iot Firmware Engineer - Low-Power Production Devices Remote

- **Company:** Energiot
- **Location:** Madrid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** C++ (Programming Language), Embedded Software, Firmware, FreeRTOS, LoRaWaN
- **Published:** August 5, 2026
- **Apply:** https://www.buscojobs.com.es/iot-firmware-engineer-low-power-production-devices-remote-en-madrid-ID-365587545

## About the Role

The role requires 2-3 years in embedded firmware, C/C++, FreeRTOS, and strong problem solving; fluent in Spanish and English.
#J-*****-Ljbffr

## Description

Energiot in Barcelona is seeking a firmware engineer to join our product and R&D team, developing embedded firmware for IoT devices used in energy monitoring.You will work with low-power MCUs (TI and ESP32), wireless stacks (LoRaWAN, NB-IoT, BLE) and OTA updates, collaborating with hardware and cloud teams.The role requires 2-3 years in embedded firmware, C/C++, FreeRTOS, and strong problem solving; fluent in Spanish and English.#J-*****-Ljbffr


## Related Videos

- [Sustainable Mobility – Giravolta](https://www.wearedevelopers.com/videos/480-sustainable-mobility-giravolta)
- [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine)
- [IoT: The road to sustainability](https://www.wearedevelopers.com/videos/557-iot-the-road-to-sustainability)
- [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api)
- [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips)
- [When Agents Meet Legacy: Never Change a Running System](https://www.wearedevelopers.com/videos/100320-when-agents-meet-legacy-never-change-a-running-system)

## Related Articles

- [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)
- [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)
- [Best Job Boards for Remote Work for Developers](https://www.wearedevelopers.com/magazine/290-best-job-boards-for-remote-work-for-developers)
- [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette)