Senior Account Manager (AdTech / MarTech / SaaS)

Join Adverity, a leading data analytics platform, as a Senior Account Manager. In this role, you will be responsible for securing and expanding a high-value portfolio, guiding customers along their data maturity journey, and uncovering new revenue opportunities. You will position Adverity as a critical enabler of strategic business outcomes and play a pivotal role in turning customer partnerships into long-term, revenue-generating growth engines. This is a full-time position based in our London office, working on a hybrid basis.

Drive revenue growth through strategic upsells and cross-sells, aligning Adverity’s evolving capabilities with customer pain points.

Responsibilities

• Build and deliver compelling, data-backed business cases that connect product functionality to measurable ROI and strategic business outcomes.
• Build deep, multi-threaded relationships with executive stakeholders to secure influence and elevate commercial positioning.
• Self-directed and outcome-obsessed, with a relentless focus on growth
• Comfortable engaging and influencing executive-level stakeholders and economic buyers to drive deal progression
• Skilled in crafting persuasive business cases and commercial narratives tied to customer KPIs and ROI outcomes

Requirements

• Experience navigating complex accounts and multi-threaded relationships to accelerate commercial outcomes
• Proficiency in CRM and success tools (e.g., Gainsight), including forecasting, account planning, and stakeholder mapping
• Effective at using AI tools and modern productivity tech to streamline operations and focus on revenue-driving activities
• Proven track record of driving revenue expansion in SaaS, ideally in a Data Platform or AdTech / MarTech environment
• Strong sales instincts with demonstrated success in identifying, developing, and closing expansion, upsell and cross-sell opportunities
• Strong financial and strategic acumen—able to link data and product features to top-line impact
• Deep understanding of enterprise buying cycles, commercial drivers, and stakeholder motivations
• GBP 60,000 - 112,000