Senior .NET Developer

Salary: 1000–1300 PLN/MD on B2B

Work model: 100% remote or flexible hybrid from Gdańsk, Warsaw, or Kraków (1 day per week in the office)

Why choose this offer?

• Work for a leading European energy exchange
• Collaborate with specialists to create innovative solutions using modern technologies
• Flexible work organization
• Regular integration meetings

Project

Join the team as a Senior .NET Developer and help build innovative solutions for a global leader in the energy market.

Responsibilities

• Design, develop, and maintain backend services and APIs using C# and .NET
• Build and enhance scalable microservice-based solutions
• Develop and optimize SQL database integrations and data-processing workflows
• Implement and maintain messaging solutions using RabbitMQ, Kafka, or similar technologies
• Contribute to CI/CD pipelines and deployment automation
• Collaborate with cross-functional teams to deliver high-quality software solutions
• Participate in code reviews, architecture discussions, and technical decision-making
• Monitor, troubleshoot, and improve application performance, scalability, and reliability

Expected competences and knowledge

• Experienced C#/.NET developer, ideally with 10+ years of experience
• Experience with SQL databases
• Experience with microservices and messaging infrastructure, including RabbitMQ, Kafka, or similar technologies
• Experience with CI/CD tools such as GitHub, GitHub Actions, Octopus Deploy, or similar

What is considered a plus

• Fintech experience
• Frontend experience with Angular or similar
• Experience with the Microsoft Azure platform and infrastructure services
• Containerization and container orchestration knowledge, including Kubernetes
• Experience implementing high-load, scalable applications using the Actor Model (Orleans)

Technologies

• C#
• .NET
• SQL
• Azure
• Messaging solutions
• CI/CD tools
• Angular

Client

The client is a leading European power market company providing efficient, simple, and secure trading across Europe. Its services include day-ahead and intraday trading, clearing and settlement, and additional services for customers of all sizes and locations.