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ISG International Service Group

Senior .NET Software Engineer

ISG International Service Group
Austria · Full-time · Mid-Senior

Senior .NET Developer (German-Speaking |Hybrid | Austria-based)

💰 Up to €80,000 per year | Full-time | Long-term opportunity


Are you a seasoned .NET developer ready to build innovative, future-proof digital solutions? We’re hiring on behalf of a fast-growing Austrian technology consultancy that delivers high-impact software for enterprise clients across the DACH region.

This is a career-defining opportunity to join a stable, well-established company with a startup mindset—where your voice matters, your code makes a difference, and your career can thrive.


🔍 About the Role:

As a Senior .NET Developer, you'll be part of a passionate Agile team building scalable applications using modern Microsoft technologies. You’ll contribute to software architecture, development, and deployment of customized enterprise-grade solutions.

This role is ideal for a proactive, detail-oriented engineer who values clean code, long-term project stability, and the freedom to work remotely while collaborating with a talented, international team.


🎯 Responsibilities:

  • Design, develop, and maintain robust backend solutions using C# and ASP.NET Core.
  • Participate in system architecture and design decisions.
  • Collaborate with frontend developers, UX/UI designers, and QA engineers.
  • Conduct code reviews and mentor junior team members.
  • Optimize application performance, scalability, and security.
  • Work in Agile/Scrum teams to deliver production-ready features.

✅ What You Bring:

  • 5+ years of hands-on .NET development experience (C#, ASP.NET Core).
  • Solid knowledge of Entity Framework, REST APIs, and SQL Server.
  • Experience with CI/CD, Git, and unit/integration testing.
  • Familiarity with frontend technologies like JavaScript or Angular is a plus.
  • Strong problem-solving skills and a passion for writing clean, maintainable code.
  • Fluent in German (B2/C1 or higher) – this is essential for team and client communication.
  • Fluent in English (company language).
  • 💶 Compensation & Benefits:

    • Salary up to €80,000/year, depending on experience.
    • Long-term, stable collaboration with excellent growth opportunities.
    • Transparent and human-focused leadership.
    • Modern tech stack, high coding standards, and a flat, agile structure.
    • Involvement in long-term projects with real-world impact.

    Key Skills

    Ranked by relevance

    c javascript angular git
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    Posted
    Jun 12, 2025
    Type
    Full-time
    Level
    Mid-Senior
    Location
    Vienna

    Industries

    Software Development

    Categories

    Information Technology

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