The article presents to the problem area of developing the professional competence of a teacher in the aspect of digitalization of the educational space. This circumstance predetermines the current tasks of the teacher, as well as the priority directions for the development of the professional development system to be responsible for the mastery by teachers of professional skills and functions, that are in demand in the digital educational space. Consequently, the goal of the study is to identify effective ways to develop the digital competence of a teacher.