Technical Architect - Salesforce - Inside IR35

Technical Architect – ServiceNow (Change Management & CMDB) Location: London or Leeds Rate: £450 - £575 inside IR35 We’re seeking a highly capable ServiceNow Technical Architect to lead the design, governance, and optimisation of the Change Management and CMDB architecture within a large-scale enterprise environment. This role ensures technical integrity, platform scalability, and alignment with ServiceNow best practice across complex, multi-team delivery. Key Responsibilities Architecture & Design • Define and govern the end-to-end technical architecture for Change Management and CMDB on the ServiceNow platform. • Design data models, workflows, and integrations that ensure accuracy, scalability, and performance. • Translate business and operational requirements into robust technical solutions aligned with ServiceNow standards. CMDB Ownership • Shape the CMDB architecture, including class models, relationship mapping, data quality rules, reconciliation logic, and discovery patterns. • Ensure CMDB design supports service, asset, and change workflows across the wider ecosystem. • Oversee the integration of external data sources into the CMDB with strong data governance. Change Management Technical Leadership • Architect automated and manual change workflows, approvals, risk calculations, and policy-driven logic. • Ensure change models support high-volume environments and align with enterprise governance frameworks. • Optimise release, deployment, and change orchestration through scalable technical patterns. Integration & Platform Governance • Lead API, integration, and data-flow design between ServiceNow, ITSM tooling, monitoring platforms, and CMDB sources. • Establish and enforce platform guardrails, coding standards, reusable patterns, and configuration guidelines. • Conduct technical reviews and ensure proposed solutions adhere to architecture principles. Continuous Improvement • Evaluate platform enhancements, roadmap items, and new ServiceNow features relevant to Change & CMDB. • Identify performance bottlenecks and implement technical improvements. • Provide oversight and mentorship to developers, administrators, and functional teams. Essential Skills & Experience • Strong experience as a ServiceNow Technical Architect, ideally within enterprise or multi-supplier environments. • Deep expertise in Change Management, CMDB design, Data Model governance, and Discovery/Service Mapping. • Hands-on skills with ServiceNow IntegrationHub, API patterns (REST/SOAP), MID Servers, and event/monitoring integrations. • Proven ability to define platform architecture, technical standards, and scalable solution patterns. • Strong understanding of platform performance, data governance, and large-scale ServiceNow implementations. • Ability to communicate architecture decisions clearly to technical and non-technical stakeholders.