• Functional support for Oracle Human Resources Management System R12 used by the UK Police Service.• Upgraded Oracle based bespoke purchasing system for UK Ministry of Defense that involved J2EE and Tomcat.• Supported UK government job vacancy interfaces using Oracle Weblogic, SOA, JDeveloper, ADF, Service Bus and Java elements for FTP.• Developer for an Oracle E-Business Suite used by the UK government department for Business, Innovation & Skills. Systems Development Lifecycle duties included:-• Attending client workshops and defining user requirements.• Writing functional and technical specifications.• Developing code, testing, performance tuning PL/SQL and implementation.• Patching – (Oracle Forms/Reports/Workflow and Java files).• Handling requests and incidents from users, which included extracting data in response to questions from the UK parliament. • Project managed the construction of R12 extracts for data migration.• Integrated elements of Java within customized Oracle Forms and Reports.• Working with DBAs on user admin, archiving and purging and tuning.• Provided support for an Oracle bespoke application used by the UK Department for Education to maintain records for children in care – which used Java and XML.• Resolved performance issues with a data warehouse for the UK Department for Work and Pensions by identifying bottlenecks in the Informatica workflow. Set up Virtual Machines with Oracle BI Publisher.