Senior .NET Developer – Financial Services and Payment Systems

Unleash innovation in digital banking — shape the future of secure, high-performance financial solutions! 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, a leader in online banking, supporting the development and maintenance of innovative, reliable financial systems.

Join a dedicated team focused on building advanced payment functionalities and ensuring the highest standards of digital transaction security. This is a chance to influence the future of digital banking while advancing your career in a dynamic, distributed Agile environment. Your main responsibilities: Design and develop new features in .NET 8 to enhance banking solutions Develop and optimize database solutions using Microsoft SQL Server Implement and maintain integrations with messaging systems such as Kafka and IBM MQ Build and maintain containerized applications using Docker and Kubernetes Collaborate with cross-functional teams in an Agile environment to deliver robust solutions Participate in the development of secure payment systems and share expertise across teams Conduct code reviews, tests, and ensure code quality standards are met Resolve production issues and maintain existing functionalities You're ideal for this role if you have: At least 5 years of experience in developing complex IT systems Hands-on expertise with .NET Core, .NET 6, .NET 8, and SQL Server Knowledge of Kubernetes, Docker, and Azure DevOps to