5G/6G C/C++ Software Developer
Apply and join the 5G/6G revolution before someone overtake you!
We usually respond within two weeks
Are you a passionate and experienced C/C++ software developer looking for an exciting opportunity to work on cutting-edge 5G technology? Look no further, because we have the perfect position for you!
We are looking for a passionate and experienced developer with a strong background in C/C++ software development. With 2-3 years of hands-on experience, you will bring your expertise to the table, utilizing your analytical skills and problem-solving approach to implement essential 5G/6G RAN protocols. Your collaboration with 5G/6G 3GPP/O-RAN/ETSI protocol engineers will be instrumental in ensuring seamless integration and optimal functionality of these protocols.
In addition to implementation, you will also be responsible for conducting thorough unit tests and system component tests. This role presents an excellent opportunity to contribute to the advancement of 5G/6G technology and make a meaningful impact in the field of telecommunications.
Requirements:
- 2-3 years of hands-on experience in C/C++ software development
- Strong analytical skills with a problem-solving approach
- Very good English language skills (spoken and written)
- Proficiency in C99 and/or C++14
- Experience with multi-threading and real-time applications
Additional advantages:
- Knowledge of 4G/5G RAN design and functions
- Familiarity with Open RAN architecture
Responsibilities:
- Implementation of 4G/5G RAN protocols (e.g. PHY, MAC, RLC, PDCP, SDAP, RRC, NGAP, XNAP)
- Collaboration with 5G/6G 3GPP/O-RAN/ETSI protocol engineers
- Conducting unit tests and system component tests
What we offer:
- Competitive salary package
- An exceptional opportunity to develop your skills in building networks using the Open RAN model
- Access to a top-class telecommunications knowledge base and training resources
- Exposure to the latest technology and tools
- Engaging and challenging work within an international environment of talented engineers
- Ample opportunities for self-development
- Flexible working hours
- Regular integration events
- We value your input and provide opportunities for personal and professional growth
Don't miss out on this chance to be a part of our dynamic and innovative team! Apply now and let your skills shine in the world of 5G software development.
- Department
- Product Development
- Locations
- Piaseczno
- Remote status
- Hybrid

Piaseczno
Gain expert knowledge and challenge yourself
-
Opportunity
A great opportunity to develop your skills in building networks in the Open RAN model -
Knowledge
Get access to the top-class telecommunications knowledge base and training -
Challenge
Interesting and challenging work within an international environment of talented engineers
About IS-Wireless
IS-Wireless is a top European Deep Tech innovator, awarded the EIC Seal of Excellence and holding a portfolio of 10+ patents. As a proud NATO DIANA 2025 innovator, we operate as a Dual-Use company, developing ultra-resilient, secure, and resource-efficient 5G networks for both industrial and tactical applications.
Our patented Liquid RAN technology represents a new generation of open, disaggregated radio access designed for exceptional reliability, flexibility, and resource efficiency. It enables rapid restoration and redeployment of base stations, even in volatile or degraded environments.
Our solutions are built for performance under pressure, supporting ultra-resilient mobile networks that withstand disruption. With a dual-use approach, we bridge defense innovation and commercial applications to ensure secure, high-performing connectivity where it matters most.
Our team stands out for creative problem-solving, unconventional thinking, and deep expertise. We bring together experience from hardware and software vendors, telecom operators, and R&D institutions, uniting skilled developers, engineers, and business leaders.
Already working at IS-Wireless?
Let’s recruit together and find your next colleague.