Hamish Purdey, Chief Executive FFastFill PLC, said "Patrick has been one of the key players helping create the integrated FFastFill offering across front, middle and back office after joining FFastFill as part of the EST acquisition. The Post Trade Processing business is an important part of our product suite and is now integrated with the rest of the product set and positions us well in this market and especially for the emerging OTC CCP market. FFastFill is now a fully robust and resilient group and we all wish Patrick all the best in his future endeavours."

Patrick Thornton-Smith said "It is always difficult to know when to move on after seven years with EST now FFastFill PTP, helping create a very competitive offering in the back office market, it is now time for new challenges. I wish the company well in its future."