.NET Developer

ASTEK Polska

Warsaw, Poland • 5m ago • On-site

Mid

On-site

1,000 - 1,200 PLN/yr

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Quick Facts

  • Role: .NET Developer (banking domain)

Description

Design, develop, and maintain .NET applications and MS SQL Server databases in a Wintel environment. Create and enhance Windows desktop and full-stack web applications, including REST API and SOAP Web Services integrations. Ensure data security, optimize databases, and keep technical documentation up to date.

Responsibilities

  • Design, develop, and maintain .NET and MS SQL Server applications
  • Perform programming, analytical, deployment, maintenance, and documentation tasks for applications and data repositories in the Wintel environment
  • Develop Windows desktop applications and full-stack web applications
  • Design, develop, and optimize databases, including stored procedures, views, and reports
  • Implement and integrate REST API and SOAP Web Services
  • Use appropriate design patterns and object-oriented programming principles
  • Ensure security of processed data (protection against unauthorized access, modification, destruction, disclosure, or acquisition)
  • Prepare and update technical documentation

Requirements

  • Very good knowledge of .NET
  • Good knowledge of MS SQL Server: T-SQL, SSRS, stored procedures, views, database mirroring, and database replication
  • Windows desktop development skills using WPF, MVVM, XAML, and Material Design
  • Full-stack web development knowledge: ASP.NET Core, Blazor, ASP.NET Web Forms, AJAX
  • Knowledge of JavaScript, CSS, and HTML5
  • Knowledge of C#/.NET-related technologies, especially WCF and LINQ
  • Practical knowledge of Entity Framework and ADO.NET
  • Knowledge of object-oriented programming and design patterns
  • Ability to design and implement REST API and SOAP Web Services
  • Very good knowledge of Visual Studio and Git version control
  • Experience with client-server and multi-tier application architecture
  • English at least at a good level

Benefits

  • Long-term cooperation
  • Choice of employment type: regular employment contract or flexible B2B contract
  • Technical trainings, certifications, and qualification growth
  • Mentoring Community/Competence Center from day one
  • Clear career path
  • Employee benefits package
  • Friendly work atmosphere, integration events, and team-building meetings

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