Senior .NET Developer (Banking Sector)

Marousi, Athens (Hybrid – 3 days onsite)

We are looking for a skilled Mid-Senior .NET Developer to join a leading banking organization and contribute to the development and enhancement of critical banking applications. The successful candidate will become part of an established development team, working on enterprise-grade systems that support core banking operations.

• Design, develop and maintain core banking software applications
• Participate in the full software development lifecycle
• Build and maintain high-performance Web APIs using ASP.NET Core
• Develop and enhance desktop applications using WinForms
• Design, implement and optimize SQL Server databases and stored procedures
• Create modern web interfaces using Blazor
• Integrate internal banking systems and third-party services
• Perform testing, troubleshooting and bug fixing
• Produce technical documentation for developed solutions
• Collaborate closely with development, infrastructure and business teams
• Contribute to the continuous improvement of development processes and system performance
  
  

• Bachelor’s degree in Computer Science, Information Technology or related field
• Minimum 5 years of software development experience
• Experience working on enterprise-scale applications
• Strong understanding of Object-Oriented Programming (OOP)
• Excellent analytical and problem-solving skills
• Ability to design scalable and maintainable software solutions
• Strong communication and teamwork abilities
• Ability to manage multiple priorities in a fast-paced environment
  
  

• C#
• ASP.NET Core
• RESTful APIs
• Dependency Injection
• Middleware
• Asynchronous Programming
• Entity Framework Core
• .NET Framework / .NET Core
  
  

• WinForms
• Blazor
• Component-based architecture
• State management concepts
  
  

• SQL Server
• Complex SQL Queries
• Stored Procedures
• Database Design
• Performance Tuning
• Indexing & Normalization
  
  

• Visual Studio
• Git
• GitHub
• Azure DevOps
• SQL Server Management Studio (SSMS)
• Postman
  
  

• xUnit / NUnit
• Docker
• Kubernetes
• CI/CD Pipelines
• DevExpress
  
  

• Opportunity to work on large-scale banking systems
• Modern Microsoft technology stack
• Collaborative and experienced technical team
• Hybrid working model
• Long-term career development opportunities
• Exposure to enterprise-level architecture and mission-critical applications