Senior Embedded Software Developer Senior Embedded Software Developer Porto, Portugal SpotLIGHT of the job Are you an innovative Embedded Software Engineer driven by technology and eager to make a real impact in the fast-evolving IoT world? Do you thrive in a collaborative, agile environment where your ideas and code directly influence next-generation products? If so, Tridonic Portugal wants you on our team as we're looking for 2 new Embedded Software Engineers. As part of the Zumtobel Group, Tridonic Portugal is home to our growing Software Competence Center. Located in Vila Nova de Gaia and founded in 2019, our center already hosts over 75 software engineers, and we’re just getting started. Join us to co-create the future of light, where embedded intelligence and high-performance systems l ay the foundation for tomorrow’s smart lighting. Responsibilities Develop, test, and maintain embedded firmware for advanced lighting control systems. Strong proficiency in embedded C with hands-on experience in low-level software development Design and implement efficient, scalable, and robust solutions using the C programming language. Integrate and interface with a variety of hardware components , including DALI interfaces, NFC tags, non-volatile memory (NVM), RTCs, FPGAs, and more. Apply best-practice embedded design principles , including structured event-driven architectures, stateless protocols, and resilience engineering within a continuous integration and deployment environment. Develop new firmware modules to enable new lighting features and behaviours. Collaborate closely with cross-functional teams , including hardware, architecture, and other software engineers. Ensure code quality through clean code practices , rigorous code reviews, CI/CD pipelines, automated testing, and performance tuning. Utilize debugging and validation tools such as logic analysers, oscilloscopes, and static code analysers. Produce clear, maintainable technical documentation , including specifications, architecture, and code-level references. Skills & Experience We encourage you to apply even if you do not meet all the requirements. Your motivation and potential matter more than perfection: A degree in Computer Science, Electrical Engineering, or a related technical discipline. Strong proficiency in embedded C with hands-on experience in low-level software development. Solid understanding of microcontroller-based systems ; experience with STM32 platforms is a plus. Proven ability to design software for resource-constrained environments with performance-critical requirements . Strong analytical skills to identify and resolve complex firmware issues such as timing jitters, race conditions, and memory handling problems. Experience with source control systems (e.g., Git), automated testing, and debugging using lab equipment. Familiarity with Zephyr RTOS and/or other real-time operating systems is a plus. Knowledge of wireless protocols and IoT technologie s is desirable. A proactive, solution-oriented mindset and ability to thrive in a collaborative, agile team environment. Professional working proficiency in English, both written and spoken. What we offer Flexible working hours and a hybrid work model.  Lunch Vouchers.  Private Health Insurance.  Transport Subsidy: Financial support to cover commuting costs for employees. What matters to us We understand not only the power of the visible, but also the invisible. Like light, diversity is intangible, but it is perceptible. We value the uniqueness of every person and see this as a driver of innovation. Qualified applicants will be considered regardless of, for example, origin, skin color, gender, religion, age, sexual orientation, gender identity/expression or disability. As the contact person for this position, a great candidate experience is important to me! I will reach out to you within 7 days. Please inform me of any assistance you may need, so I can best support you throughout the hiring process. Talent Acquisition Partner Lucia Costa T +351 918 662 840 Who we are At the Zumtobel Group, we are passionate about designing and producing light that empowers humans and brings architecture to life. We continuously push the boundaries in our search for perfection through timeless design, technical excellence and efficient performance. Through light, we create spaces that inspire. As we develop the next generation of lighting, we consider the wellbeing of people and nature. Our lighting is designed for our customers and their individual aspirations. We guide them into a new world of opportunities – as a group, and through all our individual brands, Thorn, Tridonic and Zumtobel. Learn more about our Group in our enlightening video - where WE LIVE LIGHT and thrive together! The result is a series of personal and authentic insights into our corporate culture - illustrated from different perspectives. Follow us: WE ARE PASSIONATE ABOUT LIGHT. We share a passion for light, creating aesthetic, functional, and sustainable lighting solutions that enhance quality of life. WE ARE EXCITED ABOUT CREATING INNOVATIVE LIGHTING SOLUTIONS FOR A SUSTAINABLE FUTURE. Sustainability and innovation drive everything we do — shaping a responsible, climate-neutral future. WE ARE INTERNATIONAL AND PERSONAL AT THE SAME TIME. While we have grown from a family business into a global organization, our collaborative spirit and familial culture remain integral to our identity. APPLY HERE