A cutting-edge technology firm in Spain is seeking a VoIP Systems Developer with strong C++ skills and experience in VoIP technologies. You will work within a multidisciplinary team to develop and optimize telecommunication solutions for railway systems. Key responsibilities include designing VoIP solutions and implementing protocols like SIP and RTP. The role offers a hybrid work model, competitive compensation, and support for personal career development and well-being. #J-18808-Ljbffr