The volume of Russian market of IT services has become 7.2% higher and counts 4.84 billion dollars by the end of 2018, according to IDC researchers. They mark that import substitution in the industry is picking up its speed and they wait for the active phase of this process in 2019-2020, when legislative rules will begin to act in full measure. However such giants like Rosneft, Sberbank, Lukoil, Gazprom neft, MTS, RZD, Rosatom and Transneft can become a constraining factor for development of the Russian market of IT services.