.NET Developer (Tax GMS)

Quick Facts

• Hybrid work model: 1 day per week in the office (Kraków or Warszawa)

Description

You’ll design, develop, and implement modern business applications for tax and Global Mobility Services (GMS) use cases. You’ll maintain existing solutions, build new functionalities, and support deployments and end-users with ongoing business-related issues. You will collaborate with Business Analysts, Quality Assurance, and UX experts and keep project documentation accurate and up to date.

Responsibilities

• Design, develop, and implement modern business applications based on business and technical requirements
• Maintain existing solutions and develop new functionalities within current modules
• Participate in deployment processes and support end-users in resolving ongoing business-related issues
• Collaborate closely with Business Analysts (BA), Quality Assurance (QA), and UX experts
• Ensure project documentation is accurate and up to date

Requirements

• At least 2 years of experience as a web application developer
• Strong knowledge of object-oriented programming (C#, .NET platform)
• Experience with at least one frontend technology: Angular, React, TypeScript, or JavaScript, including familiarity with MVC/MVVM patterns
• Experience building web applications (ASP.NET Core, Web API, SQL and NoSQL databases)
• Good command of English and Polish (spoken and written)
• Experience with Azure DevOps or a similar platform
• Strong analytical thinking skills, taking ownership, and a solution-oriented “can-do” mindset
• Ability to work effectively both independently and as part of a distributed team

Benefits

• Continuous professional development: co-funding for postgraduate studies, language courses, and certifications
• Access to learning platforms and Microsoft-certified training
• Access to up-to-date technology (e.g., .NET 10, Angular 21, Cosmos DB, Service Bus, OpenAI)
• Buddy support program
• Employee referral and mentoring programs
• Cafeteria benefits (e.g., MultiSport card, tickets, vouchers, discounts)
• Private medical care, additional insurance, wellbeing program
• Team-building and integration events
• Volunteering days and grants for social initiatives