Mr. Ostrovsky has a bachelor's degree from Bournemouth University and a master's degree from Middlesex University, as well as an MBA from the London Business School.
He started his career in banking in 2003 at the Russian branch of Citibank, where over the course of seven years, he was promoted to the vice president for banking products. He later worked as the senior vice president for digital business at Russian Standard Bank. From 2011 to 2019, Mr. Ostrovsky worked at Sberbank as the senior managing director and later as the vice president in charge of digital transformation and development of digital retail business, becoming a key figure behind the development of Sberbank's new digital platforms and products.
In 2020, he joined VTB Group.
As a member of the Management Board of VTB, Mr. Ostrovsky supervises consumer and automotive lending, mortgages, savings, credit and debit card accounts. In addition, he supervises operations of the retail products and digital products departments, running the group's online banking while introducing new programmes and services to individual VTB customers.