Senior UI Developer (Blazor, .NET) (She/He/They)

Capco

Poland permanent

Posted: January 23, 2026

Required Skills

Job Description

CAPCO POLAND

SENIOR UI DEVELOPER (BLAZOR, .NET)

WARSAW, POLAND

At Capco Poland, we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.

Our secret?

A culture that’s fast, flexible, and fiercely entrepreneurial. We move quickly, think creatively, and always put our people first.

We’re passionate about growth - both for our clients and ourselves - and that means attracting the very best talent to join us on this exciting journey.

We’re proud to be:
• Trailblazers in banking, payments, capital markets, wealth, and asset management
• Champions of an agile, nimble, and innovative work environment
• Dedicated to building a team of top-notch professionals who share our drive and vision

Responsibilities:

•
Implement new business requirements in the UI layer of the application

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Develop testable code and ensure high test coverage

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Work closely with other Developers and Business Analysts to ensure seamless integration of UI components into the existing application architecture

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Participate in code reviews to maintain high code quality and consistency across the application

•
Collaborate in testing and debugging efforts to deliver a polished, high-quality user experience

Required Technical Skills:

•
Strong knowledge of Blazor

•
Proficiency in C# and .NET

•
Solid understanding of HTML5, CSS, and JavaScript

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Experience with UI test automation tools (e.g. Selenium or similar)

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Experience with Behavior Driven Development (e.g. Gherkin)

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Experience working with Git or other Version Control Systems

Required Soft Skills:

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Strong analytical skills

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Ability to organize and manage own work effectively

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Team-oriented mindset

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Fluent spoken and written English

•
Proactive and independent working style

ONLINE RECRUITMENT PROCESS STEPS

• Screening call with the Recruiter

• Hiring Manager Technical Interview

• Feedback

• Offer

We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.

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