Integrate Payment Gateway with Wordpress and Filemaker

We require somebody to integrate the Global Payments Global Iris Remote Payment Gateway API with our Wordpress website so that we can process customer card transactions and our Filemaker Database so that we can process customer-not-present card transactions. The payment API documentation is at: [login to view URL] Things you need to know: There is a common 'due payments' table that stores a list of payments expected from each of our customers. Customers can pay themselves using the website or call us for our staff to pay via the Filemaker database. The table looks something like: ID Description Date Due Amount Status 112 Payment 1 of 3 23/7/2013 £100.00 Paid 164 Payment 2 of 3 25/7/2013 £100.00 Pay Now 165 Payment 1 of 3 25/7/2013 £100.00 Pay Now In Filemaker: ::The Pay Now buttons load a payment form layout that contains form fields for Card Number, Expiry Date, CVV code, Amount and PaymentID. We would like YOU to: :: Integrate the payments gateway API with the Filemaker payment form layout. :: Build the function to pass the payment response / authorisation codes back to the table using the PaymentID and update the Status to say PAID or display the error code. In Wordpress: ::The Pay Now buttons load a payment form page that contains form fields for Card Number, Expiry Date, CVV code, Amount and PaymentID. We would like YOU to: :: Integrate the payments gateway API with the payment form page. :: Build the function to pass the payment response / authorisation code back to the SQL table using the PaymentID and update the Status to say PAID or display the error code. We must be PCI-DSS compliant and use Mastercard Securecode / Verified by Visa.