Commercial Finance Business Partner

The Commercial Finance Business Partner is a strategic Finance professional who serves as the primary finance point of contact for the Security service line leadership team, providing expertise in commercial finance, profitability initiatives, and performance analysis.

The role partners with the Managing Partner and their leadership team to embed commercial discipline across pricing, margin management, working capital and investment decisions, translating financial insight into clear actions (not retrospective explanation). The role works closely with FP&A to ensure high-quality, consistent reporting and forecasting, while maintaining a strong value-add focus.

Role tasks and responsibilities

Leadership and enablement

• Foster a culture of collaboration, innovation and One Firm behaviors
• Build trusted relationships with Partners and senior stakeholders; communicate succinct, decision-useful insight at all levels.
• Act as the primary commercial finance point of contact for the Security service line, building strong relationships with Partners and senior stakeholders and providing clear, decision-useful insight.
• Provide responsive, high-quality support to Security service line stakeholders, ensuring timely issue resolution and clear escalation where required.
• Champion adoption and effective use of Commercial Tools and standard reporting to support consistent decision making (reducing bespoke, manual analysis where possible).
• Shape and deliver a prioritized commercial agenda for Security (margin, pricing, portfolio mix, cash), balancing BAU partnering with targeted deep-dives and improvement initiatives.

Business Partner Support

• Serve as the primary finance contact for the Security service line, coordinating effectively with FP&A, Financial Control and Operations to ensure clear ownership, consistent stakeholder coverage and timely follow-through on requests and actions.
• Lead analysis and insight on revenue quality, margin drivers,...