How much are you worth? This tool can tell you by looking at your CV (independent.co.uk)

Well, that was ... (significant pause) ... interesting:

    Colin Wright's experience appears to be concentrated
    in Human Resources / HR Analytics, with exposure to
    Engineering / Air and Aerospace.

It's a great idea, but the execution is not entirely accurate. At least, not for me.

The suggestions for how to improve the CV are pretty good, though.

I just tried this, came up with a not bad market value, but the jobs were totally off! As a developer I do not expect to see 5 jobs saying that I should be a lawyer!

Impressive - rated me only 5k (USD) higher than I make now, and nailed down the other types of jobs I'm interested in.