computer programme vs software

computer programme and software both are nouns.

Word	Noun	Adjective	Verb	Adverb
computer programme	Yes	No	No	No
software	Yes	No	No	No

As nouns, software is a hypernym of computer programme; that is, software is a word with a broader meaning than computer programme:

computer programme: (computer science) a sequence of instructions that a computer can interpret and execute
software: (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory

Other hypernyms of computer programme include computer software, package, software package, software program, software system.

computer programme (noun)	software (noun)
(computer science) a sequence of instructions that a computer can interpret and execute	(computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory