Contract Initial 6 months Inside IR35 £500 per day We’re looking for a hands-on Delivery Manager to support a large-scale mainframe modernisation and exit programme, targeting full decommissioning by late 2029 / early 2030. This is a delivery-focused role suited to someone confident managing stakeholders, joining the dots across complex technical landscapes, and driving progress across multiple teams. You’ll support a major programme to modernise and retire a legacy mainframe estate spanning supply chain, logistics, finance and people systems. The work includes accelerating existing decommissioning plans, standing up new refactoring workstreams, and helping the business safely exit the mainframe. Tracking delivery, risks and issues using Jira Supporting investigation into legacy applications, historic data usage and batch processes Helping shape the transition from mainframe to cloud-based platforms (e.g. AWS microservices / SAAS) Proven experience as a Delivery Manager in complex, legacy or transformation environments Strong stakeholder management and communication skills A technical enough background to understand the landscape and challenge constructively (not language-specific) A hands-on performer, not a purely coaching delivery lead Several applications identified for decommissioning (mainly housekeeping) Several applications already decommissioned but with data still in use Other systems at varying stages (awaiting strategic decisions, re-implementation, or unknown) The mainframe currently limits speed of change and AI adoption Contract Details~ Initial 6 months contract with extensions likely focused on discovery and shaping~ On-site workshops as required in London and occasionally Coventry (typically 1-2 days per week, flexible otherwise)
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