Oracle HCM Solutions ArchitectLocation: London (Hybrid - 2 days in the office)Contract: 12 monthsWho We AreLegal andamp; General is a leading UK financial services company offering insurance, pensions, investments, and retirement solutions, with a focus on innovation and responsible investing. The company fosters a collaborative, inclusive environment where employees can grow, make an impact, and be rewarded for their contributions.What You''ll DoLead full-life cycle Oracle HCM Cloud architecture (HR models, best practices, quarterly updates, roadmap alignment); establish reference architectures, integration patterns, and NFRs (security, scalability, availability, performance); facilitate design workshops and deliver HLD/LLD, data models, sequence diagramsImplement HCM configurations (Core HR, Absence, Payroll, Talent, Compensation, ORC), Fast Formulas, Extracts, BI Publisher/OTBI to approved designs; build PaaS extensions (OIC, VBCS, serverless); execute HDL/HSDL data loads; deliver REST/SOAP APIs and event callbacksMentor developers/consultants on HCM data model, security, and extensibility; ensure adherence to standards/practices; spearhead design/code reviews; drive CI/CD gates, test automation, and observabilityCollaborate with HR/Payroll/Talent/Rewards/IT to convert business needs into designs; convey trade-offs/constraints/release impacts; enable change management, UAT, cutover, hypercare, and knowledge transferArchitect secure HCM integrations (ERP, payroll, benefits,