You should have no problem in finding a club and most would be more than glad to have you on board.
From what I understand any club that plays within the top so many tiers of the ECB pyramid structure must have a certain number of junior sides. So going on your location there should be a good selection to choose from.
This
link will take you to the home page of the Birmingham & District league (on play-cricket). Have a search around and find the nearest couple of clubs, give them a call and take it from there!
p.s.
Better still this
link will take you to a list of clubs that should be in your general area. Click on the name for more details.