Managing requirements for a US$1bn IT-based business transformation: New approaches and challenges

Managing uncertainty and complexity in IT based business transformation presents new requirements engineering (RE) challenges where requirements are not known up-front and business outcomes have to be delivered over time in dynamic alignment with market developments. Responding to these challenges necessitates new RE techniques that go beyond the traditional goals of completeness, correctness and consistency and focuses instead on business needs and IT alignment. Using the case of a major IT based business transformation in a large retail bank, this paper outlines new approaches being applied in practice and identifies areas for further RE research.