So far, first year employees are given zero paid holidays in this company.
You've come and you've obeyed the whole way up to now. I guess it's time for you to know my secret. So far I've really been a...
This word can also mean usual or traditional when it's modifying a noun or phrase with の. It makes sense if you try to think about it: a "so far" book is just a weird way of saying a "traditional" book.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.