Senior Marketing Manager in London

At Numerator, we believe tomorrow’s success starts with today’s market intelligence. We empower the world’s leading brands and retailers with unmatched insights into consumer behaviour and the influencers that drive it.

Worldpanel by Numerator provides consumer data representing nearly 6 billion consumers in 65 countries, offering brands a multi-dimensional view of how people think, how they shop, and how they consume, so they can set bold strategies and drive sustainable business impact.

Worldpanel is committed to offering equal opportunities to all individuals including during the recruitment process. If you require any reasonable adjustments or assistance, please advise us in advance of your interview so that we can make the necessary arrangements.

The Senior Marketing Manager plays a critical execution-focused role supporting the Regional Marketing Director in delivering high-impact, localized marketing programs that drive commercial growth. This role translates strategy into action — coordinating campaign builds, adapting content, managing program execution, and ensuring flawless operational delivery across the region. Working as a central partner to Sales and the Global Marketing Centers of Excellence (CoEs), the Senior Marketing Manager brings global initiatives to life with local relevance while maintaining consistency, quality, and speed. They ensure that regional campaigns, content, and activations are executed on time, on brand, and aligned to commercial priorities.

Key Responsibilities

• Localize and adapt global campaign materials — including messaging, creative assets, case studies, and proof points — ensuring regional accuracy, consistency, and impact.
• Translate strategic direction from the RMD into actionable campaign briefs, timelines, and requirements for the Marketing Operations, Storytelling, and Product Marketing CoEs.
• Manage intake, coordination, and feedback for local campaign builds, automation workflows, landing pages, translations, PR and social localization, and other operational requests.
• Support the creation and deployment of regional thought leadership, working with subject‑matter experts to draft, edit, or coordinate articles, webinars, or commentary.
• Ensure all localized content adheres to brand, tone, and global narrative guidelines.

Program Activation & Enablement

• Work with the Marketing Automation Specialist to execute digital-first demand generation programs across the region — including email, paid social, webinars, ABM tactics, and virtual events.
• Partner with Sales to deliver localized playbooks, outreach copy, sales enablement materials, and campaign follow‑up guidance.
• Support planning, logistics, and on‑the‑ground coordination for limited in‑person initiatives such as client events, sponsorships, or market-specific activations.
• Maintain local marketing calendars, timelines, and program documentation to ensure alignment with Sales and global partners.

Commercial & Regional Support

• Work closely with the RMD to align execution with commercial objectives, priority segments, and revenue goals.
• Track and surface local customer insights, competitive context, and cultural nuances that can enhance campaign tailoring.
• Maintain continuous alignment with regional Sales leaders to ensure responsiveness and timely delivery of marketing support.

Performance Tracking & Reporting

• Partner with Marketing Operations to monitor campaign and channel performance, ensuring accurate measurement of engagement, MQLs, pipeline influence, and lead flow.
• Prepare recurring dashboards, reports, and qualitative summaries for the RMD and Sales stakeholders.
• Identify optimization opportunities and recommend adjustments to improve performance or refine localization.
• Maintain data hygiene and process compliance across all marketing systems and workflows.

Cross-Functional Collaboration

• Serve as a day‑to‑day point of contact for CoE teams, ensuring smooth workflow, timely reviews, and clear communication on requirements and deadlines.
• Support the RMD in global planning cycles by gathering regional insights, campaign feedback, and executional considerations.
• Uphold Worldpanel by Numerator brand standards across all assets, campaigns, and regional communications.
• Manage budget and help track and invoice processing.

Why Join Worldpanel?

At Worldpanel we have an integrated way of rewarding our people based around a simple, clear and consistent set of principles. Our approach helps to ensure we are market competitive and also to support a pay for performance culture, where your reward and career progression opportunities are linked to what you deliver! We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. Apply for a career that’s out of the ordinary and join us! We want to create an equality of opportunity in a fair and supportive working environment where people feel included, accepted and are allowed to flourish in a space where their mental health and well-being is taken into consideration. We want to create a more diverse community to expand our talent pool, be locally representative, drive diversity of thinking and better commercial outcomes.

Skills & Requirements

• Fluent in English & French.
• 5–8 years of experience in B2B marketing, ideally in data, insights, SaaS, or technology-led businesses.
• Proven experience executing integrated marketing campaigns; familiarity with global-to-local marketing environments strongly preferred.
• Strong operational and project management capabilities; able to manage multiple workstreams and deadlines across time zones.
• Hands‑on experience with digital marketing channels — email, paid social, webinars/events, and marketing automation platforms.
• Excellent communication, collaboration, and stakeholder‑management skills.
• Highly organized, detail‑oriented, and execution‑driven; able to translate strategic direction into precise action.
• Comfortable analyzing campaign data and extracting insights to support optimization.

Key Competencies

• Executional Excellence: Delivers high-quality, accurate, and timely marketing outputs.
• Localization Savvy: Adapts content and messaging to local market needs while preserving global coherence.
• Strong Collaborator: Builds trusted relationships across Sales, CoEs, and regional teams.
• Operational Rigor: Maintains structure, timelines, and process discipline across all campaign activities.
• Insight-Aware: Identifies and surfaces market nuances that improve campaign relevance and data driven mindset, focused on ROI and Marketing contribution.
• Proactive Problem Solver: Anticipates needs, resolves issues, and navigates complexity with minimal oversight.

Success Measures

• On‑time, high‑quality execution of regional marketing programs and content localization.
• Strong adoption of global campaigns and assets across the region.
• Positive feedback from key local stakeholders, as well as the whole Marketing team.
• Improved campaign efficiency and performance through data‑informed execution.
• Smooth and efficient coordination across intake processes, review loops, and cross‑functional workflows.
• Clear documentation, reporting, and visibility into regional marketing activities.

Numerator is 5,800 employees strong. We have the confidence to be real and embrace what makes each Numerati unique. Our diverse experiences, ideas and backgrounds fuel our innovation. Being part of the Numerati means that we’ll take care of you! From our Recharge Days, maximum flexibility policy, wellness resources for employees and their families, development opportunities and much more — we’re always finding ways to better support, celebrate and accelerate our team.