Senior .NET Developer (Kubernetes)

Net

-, Łódź

ITDS

16 800 - 22 050PLN

Net per month - B2B

Full-time

B2B

Senior

Hybrid

Tech stack

Polish

C1

ASP.NET Core

advanced

.Net 8

advanced

SQL

regular

Kubernetes

regular

Docker

regular

Job description

Innovate BLIK Solutions and join the team as a Senior .NET Developer!

Łódź-based opportunity with hybrid work model (2 times in the office/month)! As a Senior .NET Developer, you will be working for our client, one of the leaders in online banking, supporting the development and maintenance of secure, high-performance financial solutions. You’ll be contributing to a team responsible for building and enhancing BLIK-based payment functionalities, ensuring reliability and innovation in digital transaction systems. Working in a distributed Agile environment, you’ll play a key role in both implementing complex backend logic and actively collaborating with cross-functional teams. The role combines 70% new feature development and 30% maintenance, with occasional visits to the office for team integration.

Your main responsibilities:

• Design and develop new features in .NET 8

• Implement and optimize SQL-based data access

• Build and maintain containerized applications using Docker and Kubernetes

• Collaborate with distributed teams in an Agile environment

• Participate in the development of secure BLIK-based payment solutions

• Share knowledge and support less experienced team members

• Ensure code quality through code reviews and testing

• Maintain existing functionalities and resolve production issues

• Manage your own time and responsibilities while working remotely

You're ideal for this role if you have:

• At least 1 year of experience working with BLIK solutions

• Strong experience in developing complex IT systems

• Solid hands-on experience with .NET Core, .NET 6, .NET 8, and SQL

• Proven experience with Docker and Kubernetes

• Practical understanding of Agile software development

• Excellent communication and collaboration skills in distributed teams

• Ability to work independently and manage your time effectively

• Experience in developing new features and maintaining existing ones

• A passion for software development and continuous learning

We offer you:

ITDS Business Consultants is 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 various industries.

• 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.

• Flexible hours & remote work.

You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

Ref. number

7438

Published: 08.08.2025

Office location