The relevance of this work was connected with the problem of ethical competencies forming among future psychologists during their learning in university. The first task of research was to work out the technology of ethical development for students-psychologists. The structure of this technology included four main educational components: information support, research work, case-study and demonstration reports. Second task was to approve the technology of development of ethical competencies for university students. It was solved through using active learning methods in the context of constructivism approach. The methods of research were: theoretical analysis, “forming” experiment, content analysis, specially organized discussions, modeling, audio and visual methods, used for actualizing of main ethical problems in psychology practice and supporting of discuss processes among students. The main result of work was the new effective technology for learning of professional ethics among students - future psychologists. The technology includes theoretical and practical modules, combined use of which provides effective mastering of ethical competencies by students. Practical significance of the technology lies in the integration of theoretical constructs with active teaching methods and is determined by possibility of its use by teachers and graduate students of higher educational institutions within the framework of the discipline "Professional Ethics" for psychologists. The originality of technology is based on creation of special conditions, where students are given the opportunity to construct knowledge themselves, what increases their interest in discipline and activates the creativity.