Jobs in Bochum, Germany

We are looking for an experienced Senior .NET Developer to join our team on an outsourcing basis. You will take ownership of designing, developing, and maintaining high-performance back-end systems, ensuring they are scalable, secure, and optimized for fintech use cases. The ideal candidate has a proven track record of solving complex technical challenges, driving architectural decisions, and delivering reliable solutions from the ground up. This role requires not only strong coding skills but also the ability to apply best practices, mentor teammates, and ensure code quality at scale.

Project descriptionBanking app focused on card issuing and money transfers. We just start a development process. Our main priority is a product quality on this step. It is crucial for us to build an effective and agile solution.

The size and the structure of the team1 Project Manager3 BE4 FE2 Business Analyst1 DevOps2 QA

• At least 5 years of professional experience as a Software Developer
• Extensive hands-on experience with .NET / C# development
• Strong expertise in web architecture, microservices, REST APIs, and asynchronous workflows
• Deep knowledge of software design principles and patterns (SOLID, YAGNI, Clean Code)
• Experience designing and maintaining scalable, distributed systems
• Practical understanding of Kubernetes for deploying, scaling, and managing containerized applications in production environments
• Solid experience with SQL and EF Core
• Strong ability to analyze, decompose, estimate, and deliver complex tasks
• Proven ability to write clean, maintainable, and testable code
• Good communication skills and ability to mentor less experienced developers

Skills that will be a plus:

• Cloud: AWS
• Experience with banking or fintech projects
• Experience in working with grpc protocol

• Design, develop, and maintain new features and enhancements for back-end systems
• Investigate and resolve complex technical issues and bugs in a timely manner
• Provide accurate task estimations and contribute to project planning
• Conduct technical investigations and propose effective solutions
• Collaborate closely with the development team to ensure smooth delivery and knowledge sharing
• Participate in both verbal and written communication with clients, providing technical expertise and clear status updates
• Contribute to architectural decisions and promote best engineering practices

• 20 billable days off in the first year of cooperation, all next years - 25 billable days off
• Fair and competitive compensation
• Friendly team and enjoyable working environment
• Clearly described business processes in the company that really work
• Regular updates on company news, Q&A sessions with top management
• Ability to transfer unused vacation to the next year