Senior Backend Developer (.NET/C#) (m/f/d)

Your role

As a Senior Backend Developer (.NET/C#) (m/f/d), your mission is to you’ll play a key role in designing and implementing scalable backend systems and microservices that power our next-generation industrial solutions. You will report to the Team Leader R&D, Error Proofing Solutions. The role is temporary and offered on a fixed-term contract of two years.

You will

• Work closely with colleagues locally and globally throughout the full development lifecycle—from requirements and implementation to releasing production‑ready features


• Implement robust and maintainable backend services in C#/.NET


• Contribute to the design and evolution of our distributed microservices architecture; experience with cloud-native architectures, containerization (Docker), and orchestration platforms such as Kubernetes is beneficial


• Develop solutions used across industries to support assembly processes, quality control, and error prevention—your work may empower customers to build the next smartphone or car


• Design and implement secure-by-design backend services and APIs, considering cybersecurity best practices throughout the development lifecycle


• Deliver high-quality backend services and microservices with a focus on clean, scalable, and maintainable code


• Drive architectural discussions and contribute to long-term technical direction and platform evolution


• Collaborate with cross-functional teams to translate requirements into technical solutions


• Ensure application performance, stability, and reusability across components and services


• Ensure solutions meet security, reliability, and maintainability requirements throughout the software lifecycle

To succeed, you will need

• A university degree in computer science, engineering, or a comparable field


• 5+ years of professional software development experience, including experience designing and delivering enterprise-scale applications using C#/.NET


• Familiarity with microservices, distributed architectures, and message-based communication


• Solid understanding of application security, secure coding practices, authentication and authorization mechanisms, API security, and vulnerability mitigation


• A strong understanding of clean architecture, testing, CI/CD, and reusable components


• English language proficiency; German is a plus


• A proactive, collaborative mindset and enjoyment of working in agile teams

We encourage you to apply even if you don't meet every single requirement. We value diverse experiences and perspectives and are excited to see what you bring to the role.

In return, we offer

• Tech industry: Medium-sized IT company part of an international, innovative corporate group


• Culture: Diverse and family-friendly corporate culture with short communication channels, informal culture, more than 15 nationalities in the company, regular employee events


• Flexibility: hybrid working model (2 mobile work days per week), flexible working time models and leisure time compensation, 30 days' vacation


• Personal development: digital learning platform, in-house learning programs, external training opportunities, development perspectives and qualification programs within the Atlas Copco Group as well as acess to all LinkedIn Learning courses


• Mobility: Public transport subsidy, JobRad, discounted private car leasing conditions, good transport connections, free employee parking spaces


• Wellbeing: Regular health and sustainability campaigns, height-adjustable desks, drinks flat rate, brain food buffet, employee assistance program MeinEAP


• Further benefits for you: Subsidized restaurant pass, company pension scheme, corporate benefits


• Social commitment: "Water for All" employee initiative provides people access to clean drinking water


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Job location

This role offers a hybrid working arrangement, allowing you to split your time between working remotely and being on-site at our premises in Leinfelden-Echterdingen, Germany (DE).

Contact information

 Talent Acquisition Team: Melanie Bezler