Senior Client Service Account Manager in London

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online. Our unique data and solutions empower over 4,300 customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies.

This role will report to the AVP, Account Management.

• Own expansion revenue (upsell + cross-sell) across a defined portfolio of enterprise customers.
• Build and maintain a strong pipeline through proactive outreach, account-based strategies, and multi-threaded engagement.
• Identify and activate whitespace by mapping business units, markets, use cases, and product adjacencies.
• Run structured discovery to uncover business pain, quantify impact, and connect Similarweb insights to measurable outcomes.
• Lead complex, multi-stakeholder sales cycles including VP/C-level, Procurement, Legal, and cross-functional teams.
• Drive multi-product sales motions across Similarweb's platform, expanding from core use cases into high-ROI solutions.
• Maintain forecast accuracy and pipeline discipline, ensuring clean CRM hygiene and high qualification standards.
• Partner closely with Customer Success, Advisory Services, and Product to execute expansion plays while maintaining clear commercial ownership.
• Travel regularly across EMEA to meet clients, run executive sessions, and attend industry events.

This is the perfect job for someone who is:

• A true enterprise seller with a consultative, value-based approach and strong commercial instincts.
• Comfortable leading high-stakes conversations with senior executives and influencing decision processes.
• Strong at deal strategy, objection handling, and negotiation, especially in complex environments.
• Proactive and resilient — able to generate pipeline through outreach rather than relying on inbound or renewals.
• Structured and data-driven, operating with high standards around forecasting, qualification, and execution.
• Naturally curious about digital strategy, eCommerce, and marketing performance.

What you need to be successful:

• 5+ years of experience in enterprise sales, or expansion-focused roles (SaaS preferred).
• Proven track record of owning and closing upsell/cross-sell expansion revenue in a recurring revenue model.
• Experience selling into large, complex organisations with multi-stakeholder buying groups.
• Strong negotiation experience including Procurement + Legal involvement.
• Demonstrated success in multi-product selling, whitespace mapping, and enterprise account planning.
• Strong understanding of digital marketing and online growth levers (SEO, Paid Search, Display, Affiliate, Social, etc.).
• Experience with Similarweb, Google Analytics, Adobe Analytics, or comparable tools is a plus.
• Ability to work effectively in a segmented AM/CS model, partnering closely with Customer Success.
• Fluent English required.

Why you'll love being a Similarwebber:

• You'll actually love the product you work with: Imagine how exciting your job is when you get to work with the most powerful digital intelligence platform in the world.
• We take your well-being seriously, and offer competitive compensation packages to all employees.
• We also put a strong emphasis on community, with regular team outings and happy hours.
• Diversity isn't just a buzzword: We strive to create a workplace that is reflective of the communities we serve, where everyone is empowered to bring their full, authentic selves to work.
• We believe our culture of equality and mutual respect also helps us better understand and serve our customers in a world that is becoming more global, more diverse, and more digital every day.

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