Managed Evolution : A Strategy for Very Large Information Systems

Many organizations critically depend on very large information systems. In the authors' experience these organizations often struggle to find the right strategy to sustainably develop their systems. Based on their own experience at a major bank, over more than a decade, the authors have developed a successful strategy to deal with these challenges, including: - A thorough analysis of the challenges associated with very large information systems - An assessment of possible strategies for the development of these systems, resulting in managed evolution as the preferred strategy - Describing key system aspects for the success of managed evolution, such as architecture management, integration architecture and infrastructure - Developing the necessary organizational, cultural, governance and controlling mechanisms for successful execution Front Matter....Pages i-xxiv Front Matter....Pages 1-1 Very Large Information System Challenge....Pages 3-34 Architecture Management....Pages 35-77 Integration Architecture....Pages 79-128 Infrastructure....Pages 129-159 Front Matter....Pages 161-161 Business-IT Alignment....Pages 163-186 People, Culture and Organization....Pages 187-202 Measuring the Managed Evolution....Pages 203-226 Front Matter....Pages 227-227 Conclusions and Outlook....Pages 229-234 Back Matter....Pages 235-264 Many organizations critically depend on very large information systems. These organizations often struggle to find the right strategy to sustainably develop their systems. This title presents a successful strategy to deal with these challenges.