This article, combining with the actual situation, has analyzed the contributing factors to the employment pressure in the city of Beijing in terms of population, economy and ideological culture.The factor of population growth (including natural growth,migratory growth and outside floating population)is the population reason for the pressure.A great deal of problems (including the structural adjustment of traditional industries and the structural contradiction between supply and of demand for labor)in the economic development is the economic reason.The negative effect of old cultural habit is the ideological reason.