Mark is a software developer working for IBM. Mark joined IBM in 1999 with a first class degree in Computer Science from the University of Portsmouth. He has over 20 years experience in software engineering and 15 years experience working in mainframe development. Mark is currently working on z/OS Connect EE and has previously developed products such as: ODM, MQ, Message Broker (IIB) and has worked with CICS, IMS, DB2, Liberty and WebSphere Application Server. He also regularly programs in languages such as C, Java, COBOL, HLASM, PL/I, and JCL.