100 likes | 205 Views
Protecting IT Service with a Federated Business. January 2008 Ben Brundell Nigel Redman. The Scale of the Undertaking. Retail. Corporate. 43 brands delivering to 20m customers through 72,000 colleagues. Insurance and Investment. Strategy and International. Treasury.
E N D
Protecting IT Service with a Federated Business January 2008 Ben Brundell Nigel Redman
The Scale of the Undertaking Retail Corporate 43 brands delivering to 20m customers through 72,000 colleagues Insurance and Investment Strategy and International Treasury
Federal IT Model 5 x Divisional IT Teams Group IT Group Technology
What does the IT look like? Very complex! • 4,000 people in IT • …1,500 running systems (operations) • …2,500 developing systems (development) • 11 Data Centres in 2001, consolidated to two • 1,250 changes. Each week! • Almost all platforms, OS and application languages: developed in house and OTS
Split between Divisional and Central IT in Testing Divisional Teams Group Technology Delivery • Component Test • Integration Test • Technical Test • User Acceptance Service • Operational Acceptance • Production Running
Operational Acceptance Testing Operational Acceptance Testing covers… • Deployment • Co-habitation • Backout • Performance • Recovery • Backup and Restore • Failover • De-commissioning
12-18 Months Crunch Point! 4 Weeks Divisional Teams Divisional Teams Running Group Tech Divisional Teams
Links to Service Management Technology IT Policy and Direction Operations Divisional Service Teams Incident Management Service Introduction Divisional Testing Teams Change and Release Management Service Level Management Problem Management IT Programmes
Does the model work? Measures say yes! • 99% change success • IT Service within SLAs • Central team has never delayed a project Experience says, could be better! • Stressful experience • Little chance to develop customer relationships • Common view that these processes add limited value
Questions benjaminbrundell@hbosplc.com nigelredman@hbosplc.com