7 Legacy Modernization Challenges Teams Can’t Ignore
Legacy modernization is never just a technical upgrade but a business-critical shift that can easily stall under the weight of old code, brittle architectures, and hidden dependencies. This article breaks down seven of the most common challenges teams face, from technical debt and data migration to skill gaps and security risks, with practical ways to address each. You’ll also see how AI-driven tooling can simplify discovery, documentation, and execution so modernization stays on track.

Richard Katona
Head of Product Delivery






