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 world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. com and follow us on LinkedIn and Instagram .

We´re always on the lookout for spectacular talent. Currently at Burson we are looking for a Cl ient Financial Analyst to join our team in Madrid.

What You’Ll 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: 2–3 years of experience in a similar analytical role. Excellent spoken and written Spanish and English (C1–C2).

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. #LI-PS1 You belong at Burson: Our vision is for Burson to be the leading ‘academy company’ for creative communications professionals and emerging leaders.

We provide a dynamic environment where ambitious colleagues come to elevate their skills, expand their networks, and ultimately, produce the best solutions for today’s leading brands.

Benefits

and people programs, which include professional development opportunities, mentorship programs with industry leaders, a vibrant and inclusive company culture fostering collaboration and innovation and packages designed to reward and retain top talent. We invest in our people because we believe their success is our success. At Burson, we’re an agency of learn-it-alls.

We recognize that the things we do best, creativity and communications, require a level of nuanced understanding. That’s why it’s imperative for us to hire extraordinarily talented people of all backgrounds and identities. Without that we can’t do the essential work of inspiring bold ideas, fostering constructive dialogue, cultivating meaningful experiences, and driving innovation and creativity for our partners.

Your unique point of view—your talent—is what makes you a #BursonPerson, and it’s how we deliver exceptional results for our clients, together. We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we’ve adopted a hybrid approach, with teams in the office around four days a week.

If you require accommodations or flexibility, please discuss this with the hiring team during the interview process. When you click the "Submit Application" button below, this will send any information you add below to Burson.