Technical Finance Business Partner (Interim) Location: Derby (Hybrid - up to 3 days on-site) Duration: Up to 12 months Rate: Up to £651/day (Umbrella) or £473.63/day (PAYE) Start Date: Mid-May We are supporting a leading UK-based engineering organisation in the search for an experienced Technical Finance Business Partner to join their Civil Aerospace division on an interim basis. This is a high-impact role within a central Technical Finance team, focused on complex accounting issues, financial governance, and audit management. You’ll work closely with senior finance stakeholders and external auditors, playing a key role in ensuring robust financial control and compliance across a large, global business unit. Key Responsibilities * Provide expert guidance on technical accounting matters in line with IFRS and internal finance policies * Partner with operational and finance teams to support key accounting judgements and business decisions * Lead and manage the external audit process, acting as the primary contact for auditors * Prepare high-quality audit papers and present key issues to senior leadership and audit committees * Drive financial risk management by challenging accounting treatments and ensuring reporting accuracy * Lead quarterly balance sheet reviews and enforce corporate governance frameworks * Provide financial assurance across investments, bids, and procurement activities * Contribute to the Financial Control Leadership Team, driving alignment and best practice across teams What We’re Looking For * Qualified accountant (ACA / ACCA / CIMA or equivalent) * Strong technical accounting expertise with solid IFRS knowledge * Background in external audit (preferred) * Experience working in large, complex organisations * Strong understanding of FX and statutory accounting treatments * Confident communicator with the ability to influence senior stakeholders * Proven ability to manage ambiguity and solve complex financial issues * Able to distil complex topics into clear, concise insights