Application Modernisation

Application modernisation upgrades legacy systems to reduce risk, cost, and drag while preserving business continuity. This template assesses the legacy estate for technical debt, complexity, and dependencies, then applies the Strangler Fig pattern to incrementally replace functions behind a façade — modernising without a risky big-bang rewrite.

Deliverable CodeCT-STR_STR-TEC-004

Versionv1.0

CategoryStrategy, Growth & Industry

PublishedJune 24, 2026

Reading time28 min

Prepared byStratenity Advisory Team

IntelligenceStrategic issuesIndustryCross-industryPracticeGrowth & CustomerFocus01 Industry Intelligence

application modernisationmodernisation patterns: rehost to rebuildprioritisation and the business casemicroservices and apisdata and integrationdevops and automation enablersmodernisation upgradesupgrades legacy

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Application Modernisation

Stratenity is the AI Operating System for Strategic Execution™.

Stratenity is the AI Operating System for Strategic Execution^™.