ERP/CRM Software Developer (m/f/d) with a focus on Business Central Saarbrücken Full-time https://www.vsenet.de Immediate start Fixed-term, 3 years Competitive compensation Option for remote work Your responsibilities: Further development of functions, services, and interfaces in the ERP/CRM environment (Dynamics/Microsoft Business Central) Development and integration of containerized applications (Docker, Kubernetes) Connection and integration of COTS products Design and implementation of custom modules for advanced requirements Analysis of business and technical requirements and translation into scalable solutions Conducting code reviews and ensuring code quality Planning and execution of tests (unit, integration, and system tests) Creation and maintenance of technical documentation Contributing to the establishment and further development of Infrastructure as Code (IaC) Implementing and optimizing automated deployments (CI/CD) Taking responsibility for your own modules or business domains Technical management and coordination of external development partners Active participation in reducing technical debt and continuous system optimization Your Profile: Qualifications & Experience Completed degree in IT, vocational training, or comparable background Knowledge of Microsoft Dynamics 365 is desirable (or a strong willingness to learn) Experience with current development and integration patterns for Business Central and Application Language Knowledge of the Event/Subscriber pattern Understanding of application separation, dependencies, and collaboration with BC partners Experience with OData V2 for API development Practical experience with modern SDLC methods and tools Proficiency with Visual Studio Code and relevant extensions Experience with AI-supported, specification-driven development Knowledge of GitHub and DevOps is a plus Technical Skills Strong proficiency in C#, TypeScript, .NET, or comparable modern programming languages Experience with cloud services (ideally Azure) Proficiency with databases (SQL required, NoSQL a plus) Experience in API design and integration via REST, SOAP, or messaging Knowledge of modern software architecture in modular system landscapes Additional requirements In-depth understanding of business processes and their technical implementation Experience in integrating complex system landscapes Demonstrable telecommunications industry knowledge in the ERP/CRM environment (focus on Business Central) Who we are: VSE NET, a subsidiary of VSE AG and part of the VSE Group, stands for digitalization, expertise, and customer focus. With our telecommunications services and solutions, we drive digital transformation and use innovative technologies to improve the quality of life and work for our customers and partners. We are committed to connecting people and businesses and helping them communicate and work more efficiently. Through continuous innovation and first-class service, we are a trusted partner for our customers and deliver sustainable value to society. At VSE NET GmbH, diversity matters. We welcome everyone and believe that differences make us stronger. Become part of our inclusive and diverse corporate culture! Have we piqued your interest? Then apply online by June 26, 2026. Contact: Denise Böhle Tel.: 0681 607-1632 Family-friendly company Health promotion / prevention Flexible work schedules Supplementary health insurance Support for continuing education and professional development Network within the E.ON Group VSE NET GmbH | Heinrich-Barth-Straße 17 | 66115 Saarbrücken