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SW Engineer Trainee

Nokia

Nokia

Portugal
Posted on Jan 7, 2026

Join our 5G Layer 1 (L1) Software team in Amadora, part of a leading business group in wireless mobility networks. Your work will contribute to the development of software with hard real-time requirements for Nokia’s 5G base station products. Our team oversees the complete embedded and real-time software development cycle, from initial requirements review to final delivery, having a direct impact on the future of mobile networks.

Position: Internship
Duration: 12 months contract
Start date (tentative): January, 2026
Location: On-site in Amadora, Portugal
Education recommendations: Currently a candidate finishing their BSc or MSc degree in Telecommunications, Computer Science, Electrical Engineering, or a related field with an accredited school


Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.



Our recruitment process

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia.


Some of our benefits for trainees in Portugal:
  • Flexible and hybrid working schemes
  • Meal allowance to support daily needs
  • Well-being programs to support your mental and physical health
  • Opportunities to join and receive support from Nokia Employee Resource Groups (NERGs)
  • Employee Growth Solutions to support your personalized career & skills development
  • Diverse pool of Coaches & Mentors to whom you have easy access
  • A learning environment which promotes personal growth and professional development - for your role and beyond

Position: Internship Duration: 12 months contract Start date (tentative): January, 2026 Location: On-site in Amadora, Portugal Education recommendations: Currently a candidate finishing their BSc or MSc degree in Telecommunications, Computer Science, Electrical Engineering, or a related field with an accredited school

You:

  • Strong expertise in C++ development and testing
  • Excellent communication skills and fluency in English
  • Solid understanding of software engineering best practices for delivering high-quality solutions

It would be nice if you also had:

  • Experience with GPU programming and CUDA development
  • Knowledge in Python
  • Experience in Linux OS
  • Understanding of LTE/ 5G system

  • Digital signal processing
  • Code optimization
  • Feasibility studies of 3GPP 5G features, drafting requirements
  • Feature implementation (C and C++)
  • Creating and maintaining the platform, DevOps, enabling continuous integration (Docker and Python)
  • System design and architecture
  • Testing (unit, component, and integration)