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Senior.NET Developer – Online Banking Systems
  • Łódź
Senior.NET Developer – Online Banking Systems
Łódź, Łódź, Łódź Voivodeship, Polska
ITDS Polska Sp. z o.o.
22. 2. 2026
Informacje o stanowisku

technologies-expected :


  • C#
  • .NET
  • Microsoft SQL Server
  • Docker
  • Kubernetes

technologies-optional :


  • TeamCity
  • PowerShell
  • DevOps
  • SonarQube

about-project :


  • As a Senior .NET Developer – Online Banking Systems, you will be working for our client, a leading organization in the online banking sector. You’ll contribute to developing cutting-edge banking solutions, ensuring secure, reliable, and scalable systems that empower digital financial services. Join us and be at the forefront of fintech innovation, advancing your career in a dynamic environment!
  • Unleash innovation in online banking — craft resilient systems that redefine financial experiences!
  • Lodz-based opportunity with hybrid work model (4 days remote/week).
  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

responsibilities :


  • Implement backend solutions using C#, .NET Core, and .NET 8.
  • Develop and maintain automated unit and integration tests.
  • Design and execute software development and deployment projects.
  • Maintain systems enabling seamless communication with internal and external platforms.
  • Collaborate with cross-functional teams to deliver integrated solutions.
  • Work with new technologies to optimize system performance and capabilities.
  • Manage databases and work with SQL, Entity Framework, and Web APIs.
  • Participate in Agile processes, contributing to iterative development cycles.
  • Write and maintain comprehensive documentation for developed solutions.
  • Support deployment and ongoing maintenance of systems in production environments.

requirements-expected :


  • At least 3 years of experience in software development.
  • Hands-on experience with C# and .NET 8.
  • Proficiency with MS SQL.
  • Experience with Docker and Kubernetes.
  • Knowledge of unit testing and automated test frameworks.
  • Familiarity with user requirement analysis and system design methodologies.
  • Experience working within Agile teams.
  • Strong communication skills and team collaboration.
  • Polish (good command).
  • Communicative English.

offered :


  • 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
  • Flexible hours

benefits :


  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

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