Finance & Business Systems Specialist Internals Only - War Child

your mission

Lead or significantly contribute to organisational system improvement initiatives,transformation programmes, and cross-functional system implementation efforts from afinance and business systems perspective.

The Finance & Business Systems Lead is responsible for the functional ownership, administration, and continuous improvement of finance systems and finance-relatedcomponents across business systems. The role ensures that system structures, data, and configurations across finance and relatedsystems (including procurement, contract/document management, and HR systems whererelevant) are aligned with financial processes, controls, and reporting requirements.

What you will do:

The role works closely with Finance, IT, system owners, and operational stakeholders to shapeand strengthen finance and business system environments, ensuring that systems, controls,data structures, and user practices effectively support organisational processes, reporting,governance, and decision-making. The role leads the functional co-ordination of system controls, user access governance, datastructures, and finance-related system frameworks across finance and related businesssystems, ensuring consistency, compliance, scalability, and effective organisational use.

• Act as the functional lead and organisational focal point for finance systems and financerelated components across business systems, ensuring that system structures,configurations, governance, and usage align with organisational processes, internal controls,reporting requirements, and strategic operational needs.
• Administer and oversee the effective operation of finance systems (eg Unit4), includingdefining and maintaining user access models, roles, and permissions, and ensuring2 of 4appropriate segregation of duties, control frameworks, and compliance with organisationalpolicies across finance and related systems.
• Lead the design, development, and maintenance of finance system architecture and datastructures, including chart of accounts, cost centres, and project and grant frameworks,ensuring scalability, consistency, usability, and alignment with organisational and reportingrequirements.
• Ensure the integrity, consistency, and reliability of financial data across systems byestablishing and monitoring adherence to defined system structures and controls, andaddressing deviations where identified.
• Provide functional leadership and oversight on finance and control-related aspects of otherbusiness systems (eg procurement, contract/document management, HR systems),ensuring that workflows, system controls, user access models, segregation of duties, andgovernance requirements are effectively designed, embedded, and consistently applied.
• Lead cross-functional coordination with IT, HR, Procurement, Legal, and other stakeholdersto define, implement, and strengthen system controls, user access governa