Finance Business Partner (SaaS)

JR United Kingdom; London; On-site; GBP 60,000 - 90,000; Full time

Job summary

A leading SaaS platform is seeking a Cost FP&A Finance Partner to enhance workforce-related cost management and optimize financial reporting. The role requires a strategic mindset to transition manual models to automated systems, drive insights, and collaborate across departments to improve efficiency. Ideal candidates will possess strong FP&A experience, advanced Excel skills, and the ability to influence stakeholder decisions.

Qualifications

• Experience in a similar FP&A or cost finance role in a SaaS organization.
• Hands-on transition from manual to automated cost models.
• Ability to influence cost decisions and communicate financial concepts.

Responsibilities

• Manage and optimize workforce-related costs and financial models.
• Transition manual models to automated tools.
• Collaborate with HR on workforce strategy and reporting.

Skills

Analytical skills

Cost management

Stakeholder management

Financial reporting

Excel proficiency

Communication

Tools

CRM/ERP systems

Financial systems

Job description

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We’re looking for a highly analytical and proactive Cost FP&A Finance Partner to join our client, a PE backed SaaS platform.

This role will play a critical part in managing and optimising workforce-related costs, transitioning manual cost models to automated systems, and supporting key financial planning and reporting functions across Opex, Headcount, and Capex.

Key Responsibilities:

• Lead the development and ongoing management of large-scale workforce cost models.
• Transition manual Excel-based models to automated tools integrated with CRM/ERP systems.
• Act as a strategic partner to business stakeholders, providing insights and challenge on cost drivers to identify savings and improve financial efficiency.
• Collaborate with HR and business leaders on succession planning and workforce strategy from a cost perspective.
• Support the design and monthly reporting of commission schemes, ensuring accuracy and alignment with business goals.
• Deliver timely and insightful monthly reporting across key expense areas including Opex, Headcount, and Capex.
• Work cross-functionally with Finance, HR, and IT to improve planning processes and reporting capabilities.

Key Requirements:

• Proven experience in a similar FP&A or cost finance role, ideally within a large or complex SaaS organisation.
• Strong background in managing workforce cost models, with hands-on experience transitioning from manual to system-based solutions.
• Demonstrated ability to challenge stakeholders constructively and influence cost management decisions.
• Good understanding of commission structures and the associated reporting requirements.
• Advanced Excel skills; experience with financial systems and tools is a strong plus.
• Excellent communication skills with the ability to explain financial concepts to non-finance stakeholders