Senior .NET Backend Developer

About The Company

Optimus Search is a leading recruitment agency dedicated to connecting top-tier talent with innovative companies across various industries. Renowned for our commitment to excellence, we specialize in providing tailored staffing solutions that drive business success. Our extensive network and deep industry expertise enable us to match candidates with roles that foster growth, development, and long-term career satisfaction. With a focus on fostering a dynamic and inclusive workplace culture, we partner with organizations that value innovation, integrity, and excellence. At Optimus Search, we believe that our success is rooted in the success of the professionals we place, and we are committed to supporting both our clients and candidates throughout their journey.

About The Role

We are seeking a highly skilled Senior .NET Backend Developer (m/w/d) to join our client's innovative team in Rosenheim. In this role, you will be instrumental in shaping the future of the housing industry by developing and implementing cutting-edge software solutions. Your primary focus will be on designing and expanding a service-oriented platform that enables seamless data exchange between various systems. You will work on national projects, collaborating with cross-functional teams to create scalable and efficient backend solutions. Your expertise will ensure the stability and performance of the platform throughout its entire lifecycle—from initial design and development to integration and production support. This position offers an exciting opportunity to contribute to impactful projects, utilize your technical skills, and grow within a forward-thinking organization committed to technological advancement and industry transformation.

Qualifications

The ideal candidate will have a solid background in software development, supported by a completed diploma or master’s degree in computer science, business informatics, or a related field. Significant professional experience in backend development with Microsoft .NET technologies, particularly with .NET Core, is essential. You should possess a strong understanding of designing and implementing complex interfaces between IT systems, demonstrating quick comprehension and a process-oriented mindset. Proficiency in database technologies such as MySQL and MS SQL is required. Excellent communication skills in German and English—both spoken and written—are necessary to collaborate effectively with international teams and stakeholders. Additionally, familiarity with cloud services, especially Microsoft Azure, will be advantageous. Candidates should be proactive, detail-oriented, and capable of working independently within a collaborative environment.

Responsibilities

As a Senior .NET Backend Developer, your responsibilities will include designing and developing robust software solutions tailored to project requirements. You will create and maintain interfaces for data exchange based on Microsoft .NET Core, ensuring seamless integration with Azure cloud services and client systems. Your role involves participating in the entire software development lifecycle, from initial concept and architecture design to implementation, testing, and deployment. You will actively contribute your expertise to architecture and design discussions, ensuring scalable and maintainable solutions. Additionally, you will support the integration process, troubleshoot issues, and optimize system performance post-deployment. Collaboration with frontend developers, project managers, and clients will be essential to ensure project success. Your proactive approach will help in identifying potential improvements and implementing best practices for software quality and security.

Benefits

Our client offers a comprehensive benefits package aimed at promoting work-life balance and employee well-being. You will enjoy flexible working hours and the possibility of mobile working, enabling you to manage your schedule effectively. The employment contract is open-ended, providing job security and stability within a crisis-proof organization. Modern work equipment will support your productivity, and you will benefit from funded professional development opportunities, including training in business administration and other relevant areas. The company provides round-the-clock protection through group accident insurance, even during your free time. Additional perks include shopping benefits at over 600 stores, free drinks and fresh fruit at the workplace, and employer-funded pension schemes. Tax-privileged bicycle leasing (JobRad) is available for private use, encouraging sustainable commuting. The organization maintains flat hierarchy structures and short decision-making paths, fostering an environment of agility and innovation. Employee parking facilities are also provided for convenience.

Equal Opportunity

Optimus Search and our client are committed to fostering an inclusive and diverse workplace. We believe that a variety of perspectives enhances innovation and drives success. We provide equal employment opportunities to all applicants and employees regardless of race, ethnicity, gender, age, religion, disability, or sexual orientation. Our organization promotes a culture of respect, fairness, and opportunity, ensuring that every individual can thrive and contribute meaningfully to our shared goals. We encourage qualified candidates from all backgrounds to apply and join our team in shaping the future of the housing industry.