Ratbacher GmbH | Germany | 81xxx, 70xxx, 76xxx, 55xxx, 60xxx, 80xxx, 65xxx Karlsruhe, Frankfurt, Stuttgart, Mainz, München | Permanent position | Full time / Home office | Published since: 26.03.2026 on stepstone.de
Softwarearchitekt – C# Software Architect (m/f/d)
Our partner company is a traditional system house that has been developing, implementing and distributing highly specialized system solutions for public transport for over 25 years. With a variety of customers who use the platforms individually, the company combines deep industry know-how with technological innovation. An experienced software architect (m/w/d) is now looking for the path from monolith to modular, modern architectures, which actively drives modernization – both strategically and hands-on. Apply today at one of the locations in Karlsruhe, Frankfurt, Stuttgart, Mainz or Munich. Ratbacher GmbH - We are one of the leading IT personnel consulting services in the DACH region. Our vision? We bring IT specialists together with the most attractive employers. Since 2006, this responsible task has been motivating us daily for best performance. With a network of over 7,000 top companies and over 16,000 successful brokers, we have the necessary expertise to pave the way for a new dream job! Apply now and use our extensive network of exclusive job offers beyond the position. .
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Your tasks • Your profile • What we offer
Our partner company is a traditional system house that has been developing, implementing and distributing highly specialized system solutions for public transport for over 25 years. With a variety of customers who use the platforms individually, the company combines deep industry know-how with technological innovation. An experienced software architect (m/w/d) is now looking for the path from monolith to modular, modern architectures, which actively drives modernization – both strategically and hands-on. Apply today at one of the locations in Karlsruhe, Frankfurt, Stuttgart, Mainz or Munich. Ratbacher GmbH - We are one of the leading IT personnel consulting services in the DACH region. Our vision? We bring IT specialists together with the most attractive employers. Since 2006, this responsible task has been motivating us daily for best performance. With a network of over 7,000 top companies and over 16,000 successful brokers, we have the necessary expertise to pave the way for a new dream job! Apply now and use our extensive network of exclusive job offers beyond the position.
Responsibility for the gradual transition of existing VB.NET monoliths to modular C# .NET components, while maintaining system stability during continuous operation Definition and enforcement of architecture standards, design patterns and best practices, especially SOLID, Clean Architecture, Microservices to ensure scalability and wartability Implementation of code and architecture reviews as well as support for migration, modernisation and technical decisions, including all stakeholders Close cooperation with developers, product owners and specialist areas for the analysis of technical and technical requirements and their implementation in sustainable architectural concepts Hands-on Participation: You actively develop yourself, help with error analysis, support existing components and implement modular structures in C# .NET
Complete study of computer science or comparable qualification with a focus on software architecture of complex applications Found experience with .NET technologies and a proven background in the design of modular systems, application of design patterns and architectural principles such as microservices, clean architecture etc. For communication in your team speak fluently German, at least. C1 level
An attractive annual gross salary of up to 85,000 € depending on the professional experience and qualification Flexible working time models and home office culture with two days per week remote – completely on site during the trial period 30 days a year so that relaxation and creative thinking do not come too short Large design playroom: You are the driver of modernization, design more modular architectures, make essential technical decisions and set impulses throughout the system landscape team Long-term perspective and stability in an established company with over 25 years of experience in the ÖPNV sector, which actively lives both tradition and renewal Continuous development: regular training and training opportunities, participation in architectural events, promotion of your traditional and modern technology skills
Location
![]() | Ratbacher GmbH | |
| Karlsruhe, Frankfurt, Stuttgart, Mainz, München | ||
| Germany |
The text of this ad was translated from German into English using an automatic translation system and may contain semantic and lexical errors. Therefore, it should be used for introductory purposes only. For more detailed information, see the original text of the ad at the link below.
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