Lead Architect - Transformation Programme Contract: 5 months IR35: Outside IR35 Location: Hybrid, Surrey office location 2 days per week Start: ASAP We're looking for a Lead Architect to join a major IT carve-out and transformation programme. This role will lead solution and enterprise architecture across multiple streams, ensuring technical strategy, governance, and delivery are aligned. Key focus areas: ERP implementation HR & Payroll systems Salesforce rollout Infrastructure & networks transition O365 & new desktop environment Security & access control systems Data migration What you'll do: Lead technical design and assure solution quality. Run the Technical Design Authority with the Head of Design Authority. Deliver key artefacts: high-level/detailed designs, operating models, interface specs, architecture patterns. Evaluate and select products/solutions. Mentor architects and provide technical leadership across the programme. What we're looking for: Proven Lead/Enterprise Architect on large-scale transformations. Strong across infrastructure, ERP, CRM (Salesforce), security, O365, data migration. Excellent stakeholder engagement and governance experience. Able to deliver under pressure in fast-paced change environments. Offer: Outside IR35 5-month contract (extension likely) Hybrid working