Data Integration Architect

Data Integration Architect Contract: October 2026 - 31 March 2027 Location: Hybrid UK | Travel to secure customer locations + occasional Central London meetings Rate: Up to £650 p/d Outside IR35 Clearance: Active SC & NPPV3 - Mandatory A leading digital consultancy is seeking multiple experienced SC/NPPV3 cleared Data Integration Architects to support the Alpha development of a complex, highly secure data integration capability. The role will focus on designing secure, reusable integration patterns across complex source systems, with particular emphasis on common data models, IES mapping, data semantics, provenance and data quality. Essential Experience Active SC and NPPV3 clearance - non-negotiable. Strong background as a Data Architect, Data Integration Architect, Information Architect or Information/Data Modelling Architect. Experience with Information Exchange Standards (IES/IES Next), including source-to-target mapping and alignment to common information models. Strong understanding of data semantics, ontology, metadata, provenance, lineage and data quality. Experience designing secure integration solutions across complex or Legacy systems, including federated/distributed data architectures. Strong experience with RESTful APIs and OpenAPI, including versioning and contract management. Experience with authentication, authorisation, policy-based access controls, encryption and auditability. Understanding of resilience patterns covering timeouts, source failures, partial results and conflicting data. Ability to produce architecture artefacts, data flows and technical designs and validate solutions through working prototypes. Key Responsibilities Design secure, reusable data integration architectures across heterogeneous source systems. Define and maintain common/canonical data models and IES mapping approaches. Establish consistent data semantics, metadata, provenance, lineage and data quality standards. Define API c