“Work” and “job” are two words that have similar yet different meanings.
A job refers to a specific role/position. Work refers to activities/effort. In another sense “work” can mean the place/company where your job is located.
apply for a job:
I’ve applied for several jobs without success.
get a job:
Andy got a holiday job at a factory in Bristol.
find a job:
Emma finally found a job in a bakery.
offer someone a job:
My son has been offered a job in Tokyo.
“Work” is a general term that refers to all activities that one does while “job” is more specific.
Career – a job or series of related jobs that you do, especially a profession that you spend a lot of your working life in.
A career in computer science.
He has just started out on a career as a photographer.
launch a/your etc career:
The 25-year-old actress is now launching her career over here.
Employment means you are being regularly paid by a person or organization for ongoing work. A job is more likely to be short term while employment is usually expected to last longer.
Confusing words: job, work, career, employment-English Mania