With an engineer-constrained team experienced in waterfall methodologies, Rolls Royce UK SMRs set out to enable modern, Agile tools, techniques and philosophies. This presentation will detail how COVID-19 provided the catalyst to starting our DevOps journey, and how using GitLab as our lifecycle management tool has allowed us to incrementally migrate to a DevOps solution, providing value for inflight tasks, whilst enabling a framework to ease development, testing and deployment of an increasingly complex nuclear analytical method.