Application decommissioning consultant

The Application Decommissioning Consultant will lead and coordinate application decommissioning discovery activities across complex enterprise technology environments. Act as the end-to-end discovery lead across Application, Infrastructure, Network, Database, Security, Integration and Operations workstreams. The primary requirement is proven experience delivering application decommissioning, retirement, rationalisation or technology modernisation programmes. Take ownership of dependency discovery, decommissioning approaches, execution strategy and the development of governance and supporting documentation.

• Define information requirements and assessment templates across each technical workstream.
• Develop and maintain an integrated Dependency Register.
• Define comprehensive decommissioning Runbook templates covering technical workstreams, governance approvals and backup requirements.
• Challenge and reconcile conflicting information received from different SME groups.
• Define the recommended decommissioning approach for each application.
• Identify prerequisites, dependencies, sequencing considerations and activities required for execution.
• Develop a high-level decommissioning roadmap and execution strategy.
• Review and update the Decommissioning Strategy, including governance, RACI, approval gates and success criteria.
• Produce consolidated Assessment Reports and supporting discovery deliverables.
• Develop the Decommissioning Entry Criteria Checklist.
• Facilitate technical discovery workshops across multiple SME groups.

• Proven application decommissioning, retirement, rationalisation or technology modernisation experience is essential.
• Experience of application/technology consulting, application rationalisation, transformation or IT Service Management experience.
• Strong understanding of complex enterprise application landscapes and technical dependencies.
• Experience working across Application, Infrastructure, Network, Database, Security, Integration and Operations teams.
• Strong knowledge of Java/web applications, APIs, integrations and databases.
• Understanding of batch processing, cloud infrastructure and network dependencies.
• Knowledge of IAM, Active Directory, certificates, monitoring and operational tooling.
• Strong application dependency mapping and impact assessment experience.
• Experience facilitating technical workshops involving multiple SME groups.
• Strong stakeholder management and communication skills.
• Ability to challenge technical findings, identify gaps and reconcile conflicting information across technical workstreams.

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