Finance Business Partner – Customer & Services

Location: London/Hybrid – 2-3 days per week onsite
3 month contract

Day Rate: £500 - £600 per day inside IR35

We are looking for an experienced Finance Business Partners to join a large, complex organisation and partner with senior leaders across its Customer & Services functions.

This is a highly commercial role where you will provide financial insight, challenge and decision support across areas including operational performance, investment planning, transformation initiatives, technology expenditure and strategic decision-making.

You will work closely with senior stakeholders across the business, helping them understand financial performance, cost drivers, risks, opportunities and investment trade-offs.

We are particularly interested in candidates with experience working within large-scale organisations of 5,000+ employees. Previous experience within a SaaS, software, digital or technology-led business would be highly advantageous.

Key Responsibilities

• Partner with senior Customer & Services leaders, providing commercial financial insight, challenge and practical recommendations.
• Support investment and resource planning, including prioritisation, cost-benefit analysis and financial evaluation of key initiatives.
• Provide finance support across transformation programmes, including business cases, cost modelling, scenario analysis, benefit tracking and financial governance.
• Own and improve monthly performance reporting, clearly communicating financial performance, risks, opportunities and key cost drivers.
• Support budgeting, forecasting and rolling planning activities, ensuring assumptions are robust and aligned with strategic priorities.
• Identify opportunities to improve operational efficiency, productivity and return on investment.
• Provide financial analysis across areas such as technology investment, infrastructure and cloud costs, supplier expenditure, development spend and transformation programmes.
• Review and challenge business cases and expenditure requests to ensure commercially sound decisions are made.
• Translate complex financial and operational information into clear, actionable insight for senior non-finance stakeholders.
• Support continuous improvement across finance business partnering, reporting, forecasting and planning processes.
• Build strong relationships across Finance, Customer & Services and wider transformation teams.

Skills & Experience

• Qualified Accountant – ACA, ACCA, CIMA or equivalent.
• Strong commercial finance / Finance Business Partnering experience.
• Previous experience working within a large, complex organisation, ideally with 5,000+ employees.
• Strong knowledge of budgeting, forecasting, management reporting and financial modelling.
• Proven experience partnering with and influencing senior stakeholders.
• Experience operating within a complex or matrix-managed organisation.
• Experience supporting transformation programmes, investment appraisal, business cases, cost initiatives or operating model change.
• Strong commercial acumen with the ability to balance financial control with strategic investment and long-term value.
• Excellent communication skills, with the confidence to challenge senior stakeholders constructively.
• Strong Excel and financial modelling capability.
• Highly analytical with the ability to turn financial and operational data into meaningful commercial insight.
• Comfortable working at pace, managing ambiguity and balancing multiple priorities and stakeholders.

Desirable Experience

• Experience within a SaaS, software, digital, technology or technology-enabled organisation would be particularly beneficial.