Senior Customer Success Manager, Enterprise - United Kingdom m/f/d

WHO WE ARE

Ready to shape the future of digital optimization with a global leader in AI-powered experience solutions? We invite you to join AB Tasty on our mission to help brands sell better by creating positive user experiences across all digital properties!

Since our founding in 2009, we’ve partnered with over 1000 clients, including renowned brands like Kering, McDonald’s, Ulta Beauty, L’Oreal, Disneyland Paris, and LVMH among others. With a presence in 8 countries across 3 continents, our team of 300+ passionate individuals is dedicated to building the internet of the future.

At AB Tasty, we’re more than just a company – we’re a community. Joining AB Tasty means becoming part of a diverse, dynamic team that values innovation and growth.

Our company culture is at the heart of everything we do. We have our core values that shape our daily interactions and guide us in our mission:

• We bring client satisfaction
• We are impactful
• We go above and beyond
• We live one team, one dream

We’re committed to creating a workplace where everyone feels empowered to share ideas, take risks, and make an impact. We also know that a happy team is a productive team, that’s why at AB Tasty, we’re not just about delivering top-notch digital experiences - we’re committed to nurturing our team and their professional journeys.

Learn more about AB Tasty and our teams:

• About Us
• Your Journey with Us
• AB Tasty on Welcome to the Jungle

THE TEAM

Team Name & Location: Enterprise Customer Success team, based in London.

Team Composition: You will join a global Customer Success organization of 12 CSMs, including a dedicated Enterprise pod of 4 CSMs (becoming 5 with this hire) spread across the UK, India, and Tel Aviv. You will report to Scarlett Tuplin, Head of Customer Success & UK Head of Key Account Management, and work closely with Sales, Product, and Technical teams to support our largest international clients.

Role Overview: This role is dedicated to owning a portfolio of Enterprise accounts (clients above £70k ARR), acting as a trusted strategic advisor to drive retention, expansion, and long-term solution adoption.

Tech Stack & Tools: You will primarily use our proprietary AB Tasty platform, with a focus on both client-side and server-side implementations, alongside tools like Salesforce and Google Suite.

Additional Information: This is a London-based role with approximately 80% of your working time spent in the UK, including regular presence in our London office, and occasional travel to meet clients or collaborate with team members in India and Tel Aviv. Strong technical curiosity is required to manage complex Enterprise client needs, but no development skills are necessary.

YOUR MISSION

• Manage a portfolio of Enterprise clients (£70k+ ARR), driving retention and expansion through strategic consulting and proactive engagement to reduce churn and maximize value.
• Build and maintain strong, trust-based relationships with key Enterprise stakeholders, guiding them through onboarding, solution adoption, and long-term growth initiatives.
• Drive customer satisfaction and loyalty by delivering impactful recommendations on experimentation, testing and personalization strategies, based on performance data and business goals.
• Lead optimization workshops, CRO meetings, Quarterly Business Reviews and training sessions while ensuring clients are equipped to implement and scale successful campaigns.
• Liaise with Sales, Product and Technical teams to align on client needs, deliver technical support for campaign set-up, and translate customer insights into actionable feedback for product improvement.
• Act as a strategic advisor and advocate for your Enterprise customers, presenting KPIs, performance summaries and success stories to both end-users and C-level stakeholders.

WHAT YOU’LL BRING

• Proven experience in Customer Success or Account Management within a SaaS company, with 4-5 years of relevant experience managing large, strategic Enterprise accounts.
• Confidence in consulting on CRO, UX, or analytics-related projects, and communicating effectively with both technical and non-technical audiences up to C-level.
• Eagerness to develop strong customer relationships, translate data into strategy, an…