Modern C++ Software Engineer Intern

Barcelona | Immediate Start

We are looking for a Modern C++ Software Engineer Intern to join our international R&D team in Barcelona and contribute to advanced technologies used in next-generation 6G, Quantum and Radar applications.

You will work on a commercial high-performance product combining software, FPGA and hardware systems within a highly technical engineering environment.

This internship is ideal for students passionate about Modern C++, hardware-software integration and cutting-edge technology development.

What you’ll do

• Develop and improve software using Modern C++ / C++
• Contribute to new features, APIs and system integrations
• Support unit and integration testing activities (gTest)
• Improve software quality, maintainability and performance
• Work with hardware platforms, FPGA systems and lab environments
• Support validation and debugging activities using real hardware setups
• Collaborate with international multidisciplinary engineering teams
• Contribute to technologies related to 6G, Quantum and Radar systems

What we’re looking for

• Student in Computer Science, Telecommunications, Electronics, Software Engineering or similar
• Strong Modern C++ / C++ skills (mandatory)
• High level of English (mandatory)
• Hands-on mindset and interest in hardware-software interaction
• Experience with Git
• Basic understanding of testing methodologies and CI/CD concepts
• Interest or exposure to hardware labs, electronics, embedded systems or instrumentation environments

Nice to have

• gTest
• Python or C#
• FPGA or embedded systems exposure
• Linux environment experience
• CI/CD pipeline knowledge

Why join us?

• Work on real-world commercial R&D products
• Exposure to advanced technologies in 6G, Quantum and Radar domains
• International and highly technical engineering environment
• Mentorship from experienced engineers
• Opportunity to develop both software and hardware integration skills

⚠️ Important: Candidates must be able to sign an internship agreement with a Spanish university or educational institution (mandatory).