You design and develop modular and reusable software solutions for products and processes around VDV core application and ((etiCORE You plan and implement software subprojects independently – from requirement analysis to successful customer acceptance You develop existing software modules within individual customer projects and expand their functionality You assume the technical responsibility for individual modules, including care, documentation and version management You support the implementation of cryptographic methods for authentication, encryption and key management

You have a degree in computer science, electrical engineering or a comparable technical degree course (Diplom, B.Sc., M.Sc.) You have solid knowledge of software development with C/C++, ideally Java You have practical experience in handling chip cards (contact-affected and contactless), including relevant ISO standards You know common procedures and standards such as PC/SC, ASN.1, BER-TLV, APDU, XML and cryptographic methods (symmetric and asymmetrical) You are familiar with development environments under embedded Linux and Microsoft Windows You have experience with tools and methods for versioning and organizing larger software projects and the ability to structured documentation as well as communication of technical content You have very good knowledge of German in word and writing (C1)

Work-Life-Balance: Flexible working hours and the possibility of mobile work for optimal reconciliation of work and private life. Pure relaxation: 30 days vacation per year for your personal break. Individual development: tailor-made continuing and continuing training programs that will promote your career. Meals included: Free drinks (water & coffee) and an attractive food grant. Strong team spirit: regular summer and winter festivals for an exchange at eye level outside everyday life. Modern workplace: ergonomically designed workstations with state-of-the-art technical equipment for your health and comfort. .