The article presents the theoretical justification of the digital IT project management methodology in the context of the sustainable development strategy. It was determined that modern trends in the development of design methodology should meet the goals of sustainable development and the standards of this area, as evidenced by the international regulatory framework in terms of achieving the goals of sustainable development. The limitation of scientific research in the part of the formation of the methodology of management of digital IT projects in the context of the implementation of the sustainable development strategy is indicated. The main aspects of the formation of the methodology of managing digital IT projects, such as: Waterfall, Agile, Scrum, KanBan, Lean, DevOps were studies. The advantages and disadvantages of each methodology and their compliance with the goals of the sustainable development strategy are determined. It has been proven that the functionality of the Agile methodology provides opportunities for the formation of the principles of sustainable development in terms of social responsibility of the project team and economic sustainability. A comparative analysis of functionality, scope of application (domain), advantages and disadvantages of the digital IT project management methodology was made. The advantages of digital IT project management methodologies, such as Waterfall, Agile, include increased labor productivity, reduced IT product time-to-market, improved IT product quality and functionality, and increased customer satisfaction. A conclusion was drawn regarding the high level of compliance with the strategy of sustainable development of Agile, Lean, DevOps methodology.