Stellenangebote für Systems Developer Jobs in Karlsruhe

20.06.25 | Vollzeit | Karlsruhe | 1&1 Mail & MediaPotentials for optimization in terms of quality, performance and maintainability. - You tackle complex problems or high-risk systems using architectural spikes and proof of concepts. - You test your code supported by our continuous integration and delivery setup with high degree of automation

14.06.25 | Vollzeit | Karlsruhe | 1&1 Mail & MediaAs basic knowledge of HTML/CSS and Javascript. - You have work experience with Linux as development and server environment for a Tomcat/Apache stack and with Docker and Kubernetes as well as knowledge of dealing with distributed systems. - You know how to write “clean code” with good performance and how

24.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 60.000 € - 80.000 € That develops concepts and optimum solutions for complex tasks - Structured and analytical working methods and a good team spirit - Experience in any of the following fields would be desirable parallel programming, network communication, network protocols, distributed and scalable systems, client/server

19.06.25 | Vollzeit | Karlsruhe | Cinemo GmbH | 90.000 € Embedded Linux platforms - A very good ability to read, analyze and understand existing source code, coming from a C+ developer background - Proven knowledge of encryption-related concepts, standards and (network) protocols (e.g. Public Key Systems, AES, HTTPS, SSL/TLS, X.509, JWT/JWK) - Ideally experience

22.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 60.000 € - 80.000 € With CyberProof’s partner eco-system (Google/Microsoft) to provide technologies and innovative service capabilities customers can consider enhancing their Cyber Defence function. Main Tasks and accountabilities - Provide technical guidance in overall security solutions development. - Working alongside Service

22.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 60.000 € - 80.000 € Training to ensure seamless operation of EV charging systems. Collaborating closely with cross-functional teams, you’ll gather feedback, document best practices, and help drive continuous improvement of our service delivery. Key Responsibilities - Support and upskill service partners, including onboarding

22.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 60.000 € - 80.000 € Your tasks Are you passionate about modern C+ software development? Shape the Future of Email Platforms with Cutting-Edge Technology! Do you thrive on building high-quality, scalable backend systems? Are you eager to work in a dynamic, agile, cross-functional team? If so, join us at and GMX

21.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 60.000 € - 80.000 € Are you looking for an exciting new opportunity? Join a consulting firm specialising in integrated management systems, with a core focus on embedding legal and regulatory requirements seamlessly into business processes through the latest technical solutions. Backed by extensive experience

21.06.25 | Vollzeit | Karlsruhe | JobLeads GmbH | 80.000 € - 100.000 € Teams about methods and procedures we use to help them to prevent repetitive help requests. - Help application developers to understand the infrastructure - cluster - system - “We are the team that is in charge of understanding & explaining how the system fits into the customer’s ecosystem” - Share