The precariat is a phenomenon that has drawn attention of scientists mainly the philosophers, the sociologists, but as well the politicians and the economists in XX and XXI centuries. Unwanted results of the world globalization processes and realization the ideas of liberalization highly change the situation on the labour market specially for the workers and millions of employed people in the world. Their social situation become unsecured and uncertain. The Precariat as a new social group or even social class is the phenomenon unpredictable, unforeseeable and incalculable and it is hard to predict the direction of its development in the nearest future. The analysis are based on the chosen literature of the subject, mainly on the Guy Standing book, Jan Sowa, Wojciech Jarecki the articles and another authors who conducted research of this problems.