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November 3, 2026
Senior .NET Developer (Azure)
Senior • Remote
Lublin, Poland
Quick Facts
Role: Senior .NET Developer (Azure)
Focus: Public-sector IT projects
Description
Senior .NET Developer role focused on designing, developing, and maintaining IT applications for public-sector projects. You will build C#/.NET Core solutions using EF Core, Dapper, CQRS, and Domain-Driven Design (DDD), and develop services on Microsoft Azure including Azure Cosmos DB. Work also includes relational database and SQL development, messaging with RabbitMQ/IBM MQ, and Docker-based containerization with Clean Code practices.
Responsibilities
Design, develop, and maintain C# and .NET Core applications
Implement solutions using EF Core, Dapper, CQRS, and DDD
Develop applications using Microsoft Azure services, including Azure Cosmos DB
Design and implement queue-based integrations with RabbitMQ and/or IBM MQ
Work with relational databases and SQL
Containerize applications with Docker
Produce high-quality code aligned with Clean Code principles
Use Git for version control
Requirements
Minimum 6 years of C# programming experience
Very good knowledge of .NET Core, Visual Studio, EF Core, Dapper, and Git
Good knowledge of SQL (PL/SQL or T-SQL) and at least one database engine: Oracle, MSSQL, or PostgreSQL
Very good knowledge of Microsoft Azure, Azure Cosmos DB, CQRS, and Domain-Driven Design (DDD)
Practical knowledge of RabbitMQ or IBM MQ; at least 1 year of experience on a project using queueing
Knowledge of MassTransit, Docker, and Clean Code principles
C# experience from at least two projects with value exceeding 300,000 PLN gross each
Microsoft Azure Data Engineer Associate (DP-203) or Microsoft Azure Developer Associate (DP-204) certification
Benefits
Non-salary benefits: Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, shopping vouchers
Flexibility: flexible working hours and options for remote/hybrid work
Career growth: access to training and certifications, collaboration with global IT partners (Microsoft, AWS, Snowflake, Salesforce)
Engaging community: team-building events, hackathons, CSR initiatives
Company traditions: annual integration event in Mazury
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