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.