The paper presents ethical problems faced by the employees of selected banks in Poland. The theoretical section of the paper describes the codes of ethics in banking, especially those concerning the moral aspects of working in banking. The empirical part of the paper presents the results of research on the ethos of bank workers. Quantitative and qualitative analyses were carried out using a special Internet forum devoted to the banking sector. The study includes a content analysis of comments posted by the bank employees on the Internet forum.