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Senior IoT / Firmware Engineer

https://www.precisers.pt Logo

Precise

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Location:
Portugal , Leiria

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

We are hiring an IoT/ Embedded Firmware Engineer for a Product-driven software engineering company delivering custom solutions.

Job Responsibility:

  • Developing high-performing and reliable firmware for embedded systems using microcontrollers, sensors, and analog/digital interface circuits
  • Working with hardware engineering in developing future products, including recommendations on new technologies and design best practices
  • Coordinating the definition of architecture concepts
  • Collaborating with multidisciplinary teams
  • Ensuring compliance with regulations
  • Keeping up with technological advancements
  • Engaging in lifelong learning, attending conferences, workshops, and training sessions to enhance knowledge and skills
  • Fostering a culture of continuous improvement in the organization
  • Managing projects
  • Mentoring other members

Requirements:

  • Bachelor / Master degree in Computer Science Engineering or equivalent
  • Over five (5) years of experience developing embedded systems
  • Familiar with microcontrollers and/or microprocessors
  • Proficiency on firmware programming languages such as C or C++
  • Experience working with Real Time Operating Systems (RTOS)
  • Experience with communication protocols: MQTT, Ethernet, I2C, RS232, RS485, SPI
  • Experience with ARM, ESP32, and/or Silicon Labs technologies highly valued
  • Experience with Cybersecurity implementation for embedded systems (encryption, certificate management)
  • Executing code reviews and documentation
  • Experience with project budgeting, cost estimating and scheduling
  • Creative, proactive and a team player
  • Strong interpersonal skills and drive
  • Excellent communication skill
  • Fluency in English

Nice to have:

Experience with Zephyr RTOs is a plus

Additional Information:

Job Posted:
February 19, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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