Responsibilities : Hardware related software development in connectivity modules; Concepts and design of new software modules; Optimization and refactoring of existing software modules; Documentation and verification of the developed software; Requirements management; Collaboration in international project teams; requirements-expected : Degree in information technology, communications engineering, or comparable qualification; Several years of experience in hardware related embedded software development; Knowledge in communication standards and protocols, i.e. BLE, TCP/IP, HTTP, FTP, MQTT; Knowledge of communication busses and wireless communication; High knowledge of the programming language C and c++ ; Knowledge of embedded RTOS - mainly free Rtos; Knowledge of security in communications; Good knowledge of electronics; GIT & Polarion knowledge preferable; Fluent in English, German skills advantageous; offered : Great learning opportunity within modern Rn D department; Renumeration based on experience and skills; Tailor made onboarding and trainings programs; Friendly work atmosphere; Private health care, life insurance. benefits : private medical care sharing the costs of professional training & courses extra social benefits