Question: how to know if you are ready to change jobs?
Answer: Your CV has cobwebs. Take a look at your CV. ... 
You feel bored and unchallenged. It's great to be able to do a job well. ... 
You've started to moan about work. Most of us go through the occasional rough patch at work at some point. ... 
You're overworked – and it's started to grate.