The transformation of educational space has led to the renewal of requirements for students training. The modern goal of professional education is the formation of students ' competence. In this regard, there is a need to find the most effective ways to develop students' competence. The purpose of the article is to analyze the experience of implementing social and educational technologies as an important component of the process of professional competence development. The article is devoted to the role of social and educational technologies employed to train students of higher professional educational institutions. The authors reveal the essence of educational technologies, their capabilities and significance for potential of future graduates. Social and educational technologies in the process of professional training of students perform the following functions: corrective, diagnostic and organizational. Against the background of professional competence development, these technologies perform such tasks as the development of moral qualities, orientation to universal values, the formation of humanistic views, skills of working with a team, leadership qualities, the formation of ideas about the importance of future professional activities, planning skills, management of a group of people.Focusing on the fact that highly qualified specialists' training, according to the requirements of the state and society, should be versatile and include not only formation of professional skills, but also high moral and personal qualities that help in effective interaction provision, the authors of the article cite a study that allows to highlight the importance of social and educational technologies. The authors reveal process of social project implementation by students which is carried out in the framework of social project technologies. The possibilities of the social project allow introducing it into the activities of students of all courses of study to develop professional competence.