Middle .Net Backend Engineer

Nix

Ukraine Remote permanent

Posted: January 27, 2026

Required Skills

Job Description

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 over 5 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 a Microservice environment

• Knowledge of modern .NET, 7 or 8

• 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 (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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