C# Backend Developer, .NET

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🕒 April 22

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Hypoport SE

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1999

💳 Fintech

🏠 Real Estate

☁️ SaaS

Fintech • Real Estate • SaaS

Hypoport SE is a publicly listed parent company that operates a network of technology firms serving the FinTech, PropTech and InsurTech sectors. It provides platforms and software-enabled services that connect lenders, brokers, insurers and other financial and real-estate market participants, while promoting agile, self-organized workplace culture and digital, activity-based offices. Hypoport positions itself as a growth-focused technology network enabling B2B platform solutions and talent development across its group companies.

📋 Description

• Develop and enhance backend services and APIs using C# and .NET • Design and implement REST interfaces • Take active co-responsibility for the production operation of your applications • Possibly contribute to UI components in the .NET space (e.g., ASP.NET MVC, Blazor) • Analyze and sustainably resolve bugs and performance issues • Maintain and evolve existing codebases • Identify technical debt and make well-founded judgments about when refactoring is appropriate and when it is not • Take end-to-end responsibility for your services (deployments, monitoring, troubleshooting) — without on-call duty • Contribute to technical decisions within the team with a focus on maintainability and operability • Share knowledge and collaborate closely within a small, autonomous team

🎯 Requirements

• Several years of experience as a software developer with C# / .NET • Strong knowledge of object-oriented software development • Experience with ASP.NET Core and ORMs such as Entity Framework • Confident handling of relational databases • Experience designing and consuming REST APIs • Willingness to work in established .NET codebases (e.g., .NET Framework 4.8) and modernize them incrementally • Regular use of AI tools to support everyday development tasks • Experience with message brokers (e.g., RabbitMQ), Blazor, or MVC is a plus but not required • Understanding of Clean Code principles, maintainable architectures, and automated testing • Ability to navigate and work independently in existing codebases • Experience in product-focused environments (e.g., FinTech, platforms, SaaS) is a plus

🏖️ Benefits

• Company pension scheme and 30 days of vacation per year (based on a 5-day week) • Daily free fresh lunch, drinks, brain food, as well as fruit and vegetables • The opportunity to shape our shared future — with a high degree of freedom and scope for implementation • Experienced colleagues who will support you and welcome you to the team • Trust as one of our company values, which we strive to honor every day • An attractive workplace with regular after-work and team events and the option to bring dogs to the office