Client Success Manager

Client Success Manager 

Location: Remote (UK-based)

About our client

Recruiting for a growing e-commerce technology business that helps online retailers improve on-site performance and revenue. They are data-led, and they back their campaigns with testing that shows the sales impact.

The role

Our client is looking for a Client Success Manager to own a portfolio of key retail accounts. You'll be the main point of contact for your clients, making sure they hit their goals, growing each account, and developing junior colleagues along the way. The ideal person is highly analytical, uses AI confidently in their day-to-day work, and backs every recommendation with data.

What you'll do

• Build strong relationships with clients at every level, from day-to-day contacts to senior stakeholders
• Own retention and reactivation across your portfolio, spotting early signs of disengagement and acting on them
• Find upsell and expansion opportunities and build the commercial case for them
• Lead renewal conversations, framing performance in terms of ROI
• Run and interpret structured tests, turning campaign data into clear, evidence-backed recommendations
• Use AI tools to analyse performance, prepare reports and spot patterns, always checking outputs against source data
• Manage, coach and develop junior team members, including reviewing their work and running regular progress conversations
• Feed client insight back to the product and sales teams

What they're looking for

• A highly analytical mindset, confident with performance data, spreadsheets and dashboards
• Practical experience using AI tools, with the judgement to check their output
• Proven client relationship management, ideally in e-commerce, conversion optimisation, affiliate or ad-tech
• Excellent written and verbal communication, including presenting to senior stakeholders
• Commercial awareness, with confidence leading renewal conversations
• Strong organisation, and experience coaching or managing junior colleagues

Why this role

You'll have real ownership of a portfolio, a team to develop, and the flexibility of fully remote working, in a business where decisions are backed by data and AI is taken seriously