Financial Administrative Assistant

Who we are:

Burson part of WPP is the global communications leader built to create value for clients through reputation. With highly specialized teams industry-leading technologies and breakthrough creative we help brands and businesses redefine reputation as a competitive advantage so they can lead today and into the future. When you work at Burson you are part of a global community of lifelong learners who thrive at the edge of innovation.

WPP (LSE/NYSE: WPP) is the trusted growth partner for the worlds leading brands. We unitecutting-edge media intelligence and data solutions world-class creativity next-generation production transformative enterprise solutions and expert strategic counselin a single company powered by exceptional talent and our agentic marketing platform WPP Opento help our clients navigate change capture opportunity and deliver transformational growth. For more information visit

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Were always on the lookout for spectacular talent. Currently at Burson we are looking for aClient Financial Analystto join our team in Madrid.

What youll do:

• Own client billing end-to-end: prepare validate and issue invoices; reconcile with contracts/POs; and follow up on outstanding balances.

• Analyze project performance (budget vs. actuals margins timelines) identify variances and recommend corrective actions.

• Manage operational platforms ensuring data quality process consistency and smooth workflows.

• Conduct expense analysis: categorize and track spend monitor cost drivers and support accruals and month-end closing.

• Perform revenue analysis: track and forecast revenue support revenue recognition and surface trends and insights for decision-making.

• Deliver international reporting.

What will contribute to your success:

• 23 years of experience in a similar analytical role.

• Excellent spoken and written Spanish and English (C1C2).

• Proactive and solutions-oriented: you anticipate billing and reporting needs streamline platform processes and turn analysis into clear actionable recommendations.

• Ability to thrive in cross-functional dynamic environments.

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