adjective

excessively conceited or absorbed in oneself; self-centred.

he’s selfish, egotistical, and arrogant

self-centred,selfish,egocentric,egomaniacal,self-interested,self-seeking,self-regarding,self-absorbed,self-obsessed,self-loving,narcissistic,vain,conceited,proud,self-important,boastful,bragging