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Senior NET Backend Developer B2B
  • Katowice
Senior NET Backend Developer B2B
Katowice, Katowice, Silesian Voivodeship, Polska
Reply Polska Sp. z o. o.
23. 9. 2025
Informacje o stanowisku

Responsibilities

  • As a backend  .Net developer , you will work within the green field,  Azure -based, next-generation  payment processing system for the current needs of  Nexi Digital .

  • You will  design, develop , and  deploy backend services with a focus on scalability, high availability, and low latency.

  • Collaborate and grow in a dynamic and autonomous environment while working in small,  agile (SAFe), and cross-functional teams.

  • Use the  latest technologies to solve real problems for our customers at a massive scale.

  • Share your knowledge and build creative solutions while  helping the team evolve best practices.

Qualifications

  • A university degree in Computer Science or a related field.

  • 5+ years of professional experience in  .NET and  excellent practice in .NET latest versions .

  • Good understanding of  microservices architecture on Azure (distributed systems, large systems).

  • Experience with Event-driven architecture, Event sourcing, CQRS.

  • Experience with  RESTful APIs and commercial product development.

  • Solid practice in writing  clean and testable code .

  • Experience with  MongoDB (on database site) / CosmosDB .

  • Agile practices (Pairing, TDD, BDD, Continuous Integration, Continuous Delivery).

  • DevOps practices and principles -  Experience in deployment (Azure DevOps, pipelines) .

  • Experience in using Bicep language.

  • Professional experience in end-to-end product teams.

  • Experience with Docker/Kubernetes is a plus.

  • Fluency in English and Polish.

  • Availability to work in a hybrid mode with at least 1 visit in the office per month.

About Nexi Digital

Nexi Digital is a Joint Venture between Reply and Nexi Group. It delivers cutting-edge digital solutions for the Nexi Group, the European PayTech leader. Nexi Digital works with modern technologies, uses agile processes and methodologies, and operates in a collaborative way with the Nexi Group to contribute to the success of all businesses. Our mission is to support the Nexi Group, to build and operate high-quality, distinctive, and timely digital solutions which enable us to deliver value to Nexi’s customers across Europe.

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