Long term developer needed

Hello We are looking for an experienced PHP developer to work per on a per project basis, we will have a lot of project for said developer to do so you must be reasonably available. Also you must be willing to test your code upon completion to ensure it is in working order, our previous developer was not testing code and causing massive delays due to this. Also you will be working on some large sites with existing custom php code that has been developed, you must be willing to familiarise yourself with said code and be comfortable working to enhance it. Please PM me with your location / timezone and hourly rates, also examples of previous work is essential.