Senior .NET Developer - 100% remote

As a Senior .NET Developer, you will be working for our client, a debt collection company undergoing a major technical transformation to enhance their Legal & Automation Tools. You will contribute to building scalable, high-quality solutions that connect key endpoints and enable users to generate essential correspondence documents. This role offers the opportunity to collaborate closely with product owners, analysts, and testers in an engaging and supportive team environment.

Location: 100% remote

Rate: B2B: 115 – 135 PLN/h

Your main responsibilities:

• Develop, test, and deploy software according to established standards

• Collaborate with the business to design and implement new solutions

• Maintain high-quality existing code and perform code reviews

• Build and enhance software critical to the national financial market

• Implement distributed microservice systems with asynchronous communication

• Manage OpenAPI or data contract definitions

• Ensure automated testing of distributed systems, including unit and integration tests

• Apply Domain-Driven Design (DDD) principles and Clean Code standards

• Contribute to CI/CD processes and system architecture improvements

You're ideal for this role if you have:

• Minimum 5 years of experience with C# and .NET technologies, preferably .NET Core 8

• Knowledge of relational databases such as PostgreSQL or MS SQL Server

• Experience designing and developing distributed microservice systems

• Understanding of messaging patterns and Event-Driven Architecture

• Strong grasp of REST, CRUD, OOP, and Clean Code principles

• Practical experience with Git, Open/Closed Principle (OCP), and Event Sourcing

• Experience in automated testing using Docker and Test containers

• Ability to work effectively in a collaborative team environment

• English proficiency sufficient for effective communication

We offer you:

ITDS Business Consultants are involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes:

• Stable and long-term cooperation with very good conditions

• Enhance your skills and develop your expertise in the financial industry

• Work on the most strategic projects available in the market

• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years

• Participate in Social Events, training, and work in an international environment

• Access to attractive Medical Package

• Access to Multisport Program

• Access to Pluralsight

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