The textbook is devoted to a systematic presentation of the principles, models, methods and metrics used in the engineering cycle of developing complex software products. The classical foundations of software engineering are outlined, the latest scientific and practical achievements characterizing the dynamics of the development of this field are shown; demonstrated a comprehensive approach to solving the most important issues arising in program projects. Admitted by the Ministry of Education and Science of the Russian Federation as a textbook for students of higher educational institutions studying in the specialty "Software of Computer Engineering and Automated Systems" of the areas of training of certified specialists "Informatics and Computer Engineering," can be useful to teachers, developers of industrial software, program project managers.