Gartner Research

Agile Development and Mainframe Legacy Systems — Something's Got to Give

Published: 29 July 2016

ID: G00274763

Analyst(s): Dale Vecchio, Bill Swanton


Many organizations are considering shifting application development teams to an agile development environment, despite agile principles often conflicting with legacy systems. To resolve this and become more agile, application team leaders must be willing to change both process and portfolio.

Table Of Contents


  • Change the Organization, Processes and Mindset of People to Create an Agile Culture Over Time
  • Restructure and Simplify Existing Application Systems, Breaking Them Into Smaller Components
  • Invest in Automating Testing and Production Deployment to Create a DevOps Capability
  • Make the Trade-Off Between Becoming Agile on the Mainframe or Starting to Replace It

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