Lesser Poland Voivodeship, Poland (Hybrid)

Senior .NET Developer

7 Months ago • 5 Years +

Full Stack Development

Job Description

Aristocrat Interactive seeks experienced Senior .NET Developers to build an enterprise-scale, web-based platform for online lotteries. This hybrid role (Krakow or Warsaw, Poland, with twice-weekly on-site work) involves end-to-end development of services and infrastructure components using service-oriented architecture and modern standards. Responsibilities include design, coding, unit testing, and working with third-party integrations. The ideal candidate possesses 5+ years of backend development experience with .NET Framework/.NET Core, C#, ASP.NET MVC, and Web API. Experience with ASP.NET WebForms and WCF is a plus. Strong problem-solving skills and intermediate English are essential.

Good To Have:

ASP.NET WebForms, WCF
Third-party integration experience

Must Have:

5+ years backend .NET experience
C#, ASP.NET MVC, Web API
Service-oriented architecture
End-to-end development
Unit testing
Strong problem-solving skills

Add these skills to join the top 1% applicants for this job

asp.net

design-patterns

communication

talent-acquisition

problem-solving

web-api

We are seeking experienced software specialists to develop an enterprise-scale, web-based platform for online lotteries.

This is a hybrid position based in Krakow or Warsaw, with on-site work required twice a week.
Type of contract: Employment contract (umowa o pracę) or B2B.

What You'll Do

End-to-end responsibility for developing services and infrastructure components based on the service-oriented architecture and modern technology standards, including design, coding, unit testing, working with 3rd parties integrated with our platform and more.

What We're Looking For

5+ years of backend development experience building large scale Web based systems using .NET Framework/.NET Core;
Hands on experience with next technologies and languages: C#, ASP.NET MVC, Web API;
Experience with ASP.NET WebForms, WCF will be a plus;
Logical thinking, excellent problem solving skills;
English level: Intermediate — reading/writing documents, daily meetings with teams;
Bachelor’s Degree in Computer Science or related field;
Responsible, initiator, team-player and great communication and interpersonal skills.

Company Summary

Please note that recruitment and work assignments will be handled by Aristocrat, however, this role will be hired through our trusted third-party Professional Employer Organization (PEO). The PEO will handle payroll, benefits, and HR administration, ensuring a seamless employment experience.

Aristocrat Interactive  

Aristocrat Interactive is Aristocrat Leisure Limited’s (ASX:ALL) regulated online Real Money Gaming (RMG) business and was formed in 2024 when the Anaxi and NeoGames businesses (Anaxi, NeoGames, Aspire Global, BtoBet, and Pariplay) came together.  The business is an industry leader in content and technology solutions for online RMG, with a full-service offering that includes content, proprietary technology platforms and a range of value added services across iLottery, iGaming and Online Sports Betting (OSB).

About Aristocrat

Aristocrat Leisure Limited (ASX: ALL) is a leading gaming content creation company powered by technology to deliver industry-leading casino games together with mobile games and online real money games, collectively entertaining millions of players worldwide, every day. Headquartered in Sydney, Australia, Aristocrat has three operating business units, spanning regulated land-based gaming (Aristocrat Gaming), mobile games publishing (Pixel United) and regulated online real money (Aristocrat Interactive). Our team of over 8,500 people across the globe are united by our company mission to bring joy to life through the power of play.