Senior Finance Business Partner; Costs​/Opex

Position: Senior Finance Business Partner (Costs / Opex) (Permanent, Contract)
Location: Greater London

Senior Finance Business Partner (Costs / Opex)

£70,000+ | Hybrid | Financial Services / Insurance

Location:

Bromley, London (Hybrid role - office base in Royal Tunbridge Wells, 2 days per

week)

We're recruiting a Senior Finance Business Partner (Costs / Expenses) to join a growing finance partnering team within a large, complex organisation during a period of significant change.

This is a senior, commercially focused business-partnering role with a flexible remit that will evolve over the next 6-12 months. You'll work closely with senior leaders and Finance Directors, providing insight, challenge and guidance on cost, value creation and investment decisions in a fast-moving, ambiguous environment.

What you'll be doing

Act as a senior finance partner across a major business area
Own and analyse the expense and cost base, linking cost to value and outcomes
Support profitability management and expense allocation
Contribute to the development and evolution of cost allocation models
Build, review and challenge business cases, influencing senior decision-making
Provide insight and challenge around cost models, investment and value creation
Work collaboratively with the wider Finance Business Partnering team
Support governance evolution and operating-model change

What you'll bring

Fully qualified accountant (ACA, ACCA or CIMA)
Proven experience in senior finance business-partnering roles Background within financial services, insurance or a similarly regulated environment
Confidence working with and challenging senior stakeholders
Strong commercial mindset with the ability to articulate value derived from cost
Comfortable operating in complex, changing and ambiguous environments
Collaborative, credible and influential working style

Experience with planning tools (e.g. Anaplan or similar) is highly desirable

Why apply

£70k+ salary, flexible for the right background
High-visibility role during a period of growth and change
Opportunity to shape the role as the function evolves
Hybrid working model (2 days onsite, moving to 3 days from late 2026)
Supportive, collaborative finance team Additional opportunity

A 12-month fixed-term contract opportunity is also available within the same team. Candidates with strong relevant experience may be considered for either the permanent or FTC role.

Location

Royal Tunbridge Wells (hybrid working). The office is commutable from Bromley, South East London, Kent and surrounding areas.

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