The article is devoted to the theoretical foundations and principles of future social workers training to work in a multicultural society. The author analyzes the different principles of social work and highlights the principles that are necessary to work in a multicultural society of Ukraine. In social work there is a large set of complex, diverse relationships and connections, the principles of social work have systemic nature. The author notes that in our country, as in other countries of the world, the question is that teaching of social work can not only passively reflect social development, it has to be an active search of ways which can help to solve social problems.One of the most important issues for Ukrainian society is the establishment of positive relations between people in a multinational society. Prevention of interethnic conflicts and solution of different problems are necessary issues that can provide high-quality training for future social workers who intend to regulate intercultural relations, provide conditions for the development of the individual and use socio-cultural knowledge and communication skills in the process of communicating with representatives of different cultures and social groups. Social work learning should be based on its own conceptual model. It is clear that in the process of social workers’ training it is necessary to take into account the economic and social situation in the country; because in fact they affect the essence of social activity and the system of requirements that will be presented to the specialists of social work. There is a large set of complex, diverse relationship and the principles of social work. Principles of social work are important structural components of the logical forms of scientific theory and the theoretical positions directly correlate with social work practice.