Currency

UI Developer

308 USDNet per day - B2B
UX/UI

UI Developer

UX/UI

-, Warszawa +4 Locations

Upvanta sp. z o.o.

Full-time
B2B
Mid
Remote
308 USD
Net per day - B2B

Tech stack

    English

    B2

    Git

    regular

    Gherkin

    regular

    BDD

    regular

    Selenium

    regular

    JavaScript

    regular

    CSS

    regular

    HTML5

    regular

    C#

    regular

    .Net

    regular

    Blazor

    regular

Job description

Role Overview

We are looking for a UI Developer with strong knowledge of Blazor, C#, CSS, and optionally JavaScript, to join team and contribute to building and maintaining modern user interfaces. The ideal candidate is a team player who values code quality, testability, and high test coverage. Experience with Behaviour Driven Development (BDD) is considered a strong plus.


Responsibilities

  • Implement new functional requirements in the UI layer.

  • Develop testable code and ensure high unit and UI test coverage.

  • Work closely with other Developers and Business Analysts to integrate UI components into the existing application architecture.

  • Participate in code reviews to maintain quality, consistency, and best practices across the application.

  • Support testing and debugging efforts to deliver a polished, user-friendly experience.


Technical Requirements

  • Solid knowledge of Blazor.

  • Proficiency in C# and .NET.

  • Strong knowledge of HTML5, CSS, JavaScript.

  • Experience with UI Test Automation (e.g., Selenium).

  • Experience with Behaviour Driven Development (BDD) (e.g., Gherkin) is a plus.

  • Experience working with version control systems (Git or similar).


Soft Skills

  • Strong analytical and problem-solving skills.

  • Ability to organize and manage own work effectively.

  • Team-oriented mindset and collaboration skills.

  • Fluent in spoken and written English.

  • Proactive and independent working style.


What We Offer

  • Opportunity to work with modern technologies in a dynamic environment.

  • Collaborative team culture with focus on knowledge sharing and growth.

  • Flexible and supportive work conditions.

  • A chance to make an impact by shaping the user experience of business-critical applications.


How to Apply

If you are passionate about UI development and eager to work with Blazor and modern .NET send us your CV. 

Tech stack

    English

    B2

    Git

    regular

    Gherkin

    regular

    BDD

    regular

    Selenium

    regular

    JavaScript

    regular

    CSS

    regular

    HTML5

    regular

    C#

    regular

    .Net

    regular

    Blazor

    regular

Office location

Published: 05.09.2025

UI Developer

308 USDNet per day - B2B
Summary of the offer

UI Developer

-, Warszawa

Upvanta sp. z o.o.

308 USDNet per day - B2B
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