Hey,
I am an expert web developer having 7+ years professional working expertise with PHP to do integrate SagePay into an existing website.
I had gone through you provided link to check how it gone work and I'm very confident to say that I can do this through FTP access .
I'm well versed with latest technologies and skills set required to complete this project my skills set include CSS, HTML, MySQL, PHP, Website Design etc
please contact me so we can proceed further .
Looking forward for your response.
Thanks & regards
Binod kumar