The article examines the process of teachers training at Qualification Improvement Centers. Modern pedagogical approaches and the methods of work with foreign language teachers are analyzed. The purpose of the study is to reveal the principles of educational process organization that contribute to professional advancement, such as integration of methodological, special and psycho-pedagogical training. Particular attention is drawn to the reflexive approach as an effective mechanism for raising the level of teaching proficiency. According to this approach, the program focused on gaining a high level of competence in the use of modern teaching methods was elaborated. It is aimed at the development of the basic components of teachers' preparedness. Special attention is paid to the description of the reflexive evaluative component. It is noted that the implementation of the developed program requires the particular organization of the teaching process connected with the permanent analysis of educational experience and selfevaluation of personal achievements. The article concludes that learner-centered and interactive methods of teaching offer better opportunities for working in the field of professional improvement and the development of reflexive thinking creates the motivational potential for pedagogical activity.