2026_.NET Developer

Zagreb, Croatia (Hybrid)


 

Upgrade Your Career in .NET & Fintech


If you're looking for a fresh challenge in .NET development, if you want to work on impactful projects in the banking sector, all while enjoying flexibility and long-term career stability, please read on.

Koios is a specialized IT company delivering cutting-edge solutions to leading financial institutions. Right now, we need a .NET developer (mid level) to join our team and contribute to building high-quality software solutions.


What You’ll Be Doing

πŸ”Ή Writing & Optimizing Code

  • Write clean, scalable code using the .NET framework
  • Revise, update, refactor, and debug code
  • Test and deploy the fruits of your labor

πŸ”Ή Collaboration & Code Quality

  • Code-review colleagues || get code-reviewed
  • Sometimes write unit tests for your clean, scalable code
  • Utilize established development tools, guidelines, and conventions

πŸ”Ή Staying Ahead of the Curve

  • Remain up to date with terminology, new technologies, concepts, and best practices
  • Work with a range of technologies including:
    • .NET 8+, .NET 4.5+
    • Web Apps (Blazor or other JS frameworks, MVC & WebForms), REST API, Entity Framework, desktop development
    • MS SQL Server, Oracle, PostgreSQL
    • HTML, CSS, JS
    • (Azure or AWS is a plus)
  • Use Git to make commits

 

Why Join Koios?

πŸ”Ή Job Stability & Growth – Our employees stay for years (some over a decade).
πŸ”Ή Exciting Global Projects – Work with 7+ major European banks and help shape fintech solutions.
πŸ”Ή Flexible Career Paths – If a project isn’t the right fit, we’ll help you transition to another.
πŸ”Ή Professional Development & Leadership – Learning budgets, skill shares, and team leadership opportunities.
πŸ”Ή Hybrid & Remote Work – Choose what works best for you.


Where You’ll Be Working

πŸ”Ή From our cozy, well-stocked offices, your own home, or anywhere in between.
πŸ”Ή Alongside 80+ colleagues eager to share their knowledge and help you grow.
πŸ”Ή With interesting people who appreciate work-life balance and will help you find yours.



Ready to Upgrade Your Career?

If you’re excited about the opportunity to work on fintech projects with a great team, apply now and let’s get you started in the next month or so.

Drop your info, and let’s talk!


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