There are four categories of jobs right now: fighter, sorcerer, crafter and gatherer. Two jobs have been unveiled for each.
Fighter: swordsman, archer
Sorcerer: enchanter, warlock
Crafter: blacksmith, cook
Gatherer: gardener, fisherman
Too much info to copy/paste. lol. loads of new stuff up on
http://na.finalfantasyxiv.com/Armoury, guild levels, aetheryte(?), story, cities, races. explains about the leveling system and all sorts.
edit: seen a mention of gladiator somewhere too while reading through
and this