Abstract: This article is dedicated to studying the problems and prospects in development of financial market of the national economy of the Russian Federation in the conditions of globalization and integration of FinTech technologies. Consideration of potential risks and consequences of their usage in economic activity would contribute to substantiation of the key strategic vectors in development of the financial market and national economy overall. Methodological framework contains positions of the theory of strategic management, financial management, and procedural approach. Peculiarities of determination of the parameters of financial sector development within the framework of scenario forecasting of integration of blockchain technologies into the banking system are revealed using the set of methods of systemic, complex, logical, comparative and economic-mathematical modeling. Based on assessment of the emerging effects caused by integration of distributed data storage technologies into the system operational processes of credit institutions, the author carries out a formalized assessment of development prospects of the banking sector in new institutional conditions of the economy. The theoretical and practical significance of the research consists in substantiation of the need for activation of the processes of integration of blockchain technologies into the financial system of national economy, which allows increasing sustainability and effective development of its participants, as well as ensuring the growth of global economic competitiveness for decades to come. The scientific novelty consists in proposal of an algorithm for assessing macroeconomic effects as a result of integration of blockchain technologies into the banking sector. The author builds the models that assess the impact of operational and credit risks upon the key parameters of financial performance of the banking sector of the Russian Federation.