Senior.NET DeveloperPoland, UkraineSoftware Engineering,.NET.

Eleks • Poland, Poland, Poland • Posted June 26, 2026

Location Poland, Poland

Job Type Full-time

Category Computer Occupations

Posted June 26, 2026

ELEKS is looking for a Senior .NET Developer in Poland or Ukraine.
ABOUT PROJECT

It’s a long term project that helps to maintain government facilities on the Channel Islands. The systems include testing for driving license, car registration, fines from video registration; taxation for real estate; users space; custom facilities.

REQUIREMENTS
5+ years of experience in software development

Good understanding and hands-on experience with WebForms

Willingness to work with custom-developed framework based on WebForms (with introduced controller concept) and utilizing / AJAX

Proficiency in C#, T-SQL

Deep understanding of .NET Framework 4.8 and .NET Core internals

Experience with reflection, dynamic loading, and custom control libraries

Ability to work with ViewState, PostBack, and server-side controls

Familiarity with AJAX Extensions and partial...

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