A global SaaS organisation seeks an Interim Head of Finance Shared Services to lead transformation and consolidation of finance operations. You''ll shape an international model across 13 countries, driving efficiency, standardisation, and automation. Overseeing O2C and P2P, you''ll manage a team of 25-30, ensuring billing accuracy, strong controls, and improved working capital in a fast-paced environment.As Interim Head of Finance Shared Services, you''ll shape the future of finance operations, leading a team through complex, high-volume billing and seamless AP processes. Partnering across Finance, Revenue Ops, and Tech, you''ll drive efficiency, scalability, and automation. You''ll ensure compliance with ASC 606 / IFRS 15, support audits, and standardise global processes while developing a high-performing team to enable sustained growth.Provide strategic leadership for global Order to Cash operations across multiple business units and jurisdictions, ensuring accurate invoicing and effective cash application processes.Oversee the Accounts Payable function by managing supplier payment processes, invoice validation, posting, and maintaining strong supplier relationships.Collaborate with controllership and revenue accounting teams to ensure compliance with ASC 606 / IFRS 15 revenue recognition standards through accurate billing structures and audit-ready processes.Own the operational delivery of working capital performance by driving improvements in DSO, supporting cashflow fore