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Middle .NET Engineer

N-iX
Ukraine Posted Oct 26, 2026
Full-time

About this role

N-iX is looking for a talented Middle .Net Engineer to join our team!

Our client is one of Europe's fastest-growing mobile companies with 6 million active customers, 1,000 employees worldwide, and operations in five countries. The client is using the mobile virtual network operator business model.

Responsibilities

  • Back-End development of product components, adopting industry Best Practices

  • Work in a cross functional team with developers, testers and production support. Cooperate with BI developers, business and systems analysts, and solution architects.

  • Confidently communicate in a multinational environment, communication is in English.

  • Design, build, and maintain performant, efficient, reusable, and reliable code

  • Translate business logic into code and automate business processes

  • Perform code reviews, write unit tests

  • Troubleshooting, problem-solving and root-cause analysis to streamline project development

Requirements

  • 3+ years of commercial .NET development in Microservice environment

  • Knowledge of modern .NET 8/9

  • Web API, ASP.NET Core, Microservices

  • SQL, MS SQL, Entity Framework

  • Good understanding of Docker and Kubernetes

  • Strong software design fundamentals (SOLID, OOP, OOD etc.),

  • Experience with public cloud (Azure/AWS/GCP/etc.)

  • Experience with Messaging or Evening (ServiceBus, RabbitMQ, EventHub, Kafka,. Etc.)

  • REST API design, Async programming, Third party integration.

  • Being result-oriented, ability to get things done

  • Good communication skills in English, verbal and written

Would be a plus:

  • Experience with microservice practices, i.e. Service mesh, Blue/Green deployments, ArgoCD, etc.

  • Experience with Stored procedures in MS SQL

  • Experience with .Net Native AOT

  • Experience with Monitoring (Azure Application Insights, Open Telemetry, etc.)

  • Knowledge of functional application (Azure functions, Lambdas, etc)

  • Azure LogicApps, API Apps, AKS, Redis

  • MS CRM / MS CRM Web service

  • GIT / Azure DevOps

  • We offer:*

  • Flexible working format - remote, office-based or flexible

  • A competitive salary and good compensation package

  • Personalized career growth

  • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)

  • Active tech communities with regular knowledge sharing

  • Education reimbursement

  • Memorable anniversary presents

  • Corporate events and team buildings

  • Other location-specific benefits

  • *not applicable for freelancers

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