The most common and most likely answer to this crossword clue is the 10 letter word PART-TIMER
I've seen this crossword clue in The Times
P
A
R
T
-
T
I
M
E
R
More clues leading to the result PART-TIMER
Buddy explains!
The straight part
We know that "worker who leaves work early maybe?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case worker who leaves work early maybe? = part-timer.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.