Growth & Analytics Client Success Lead

Gain Theory; England; On-site; GBP 60,000 - 85,000; Full time

Job summary

Gain Theory is seeking a Client Success Manager to lead analytically focused client engagements and delivery. Reporting to the Client Success Director, you will manage multiple projects, interpret data insights, and ensure client satisfaction.

The ideal candidate has 3+ years in marketing analytics or consulting, strong communication skills, and experience guiding cross-functional teams. You will support growth initiatives, pitches, and knowledge sharing to strengthen client outcomes.

Qualifications

• 3+ years in analytically focused leadership roles, preferably in marketing analytics or consulting.
• Proven ability to lead Client Success teams.
• Ability to communicate complex analytics to non-technical audiences.
• Strong strategic thinking and commercial mindset.
• Experience managing client relationships and projects.

Responsibilities

• Drive delivery processes for client projects and satisfaction.
• Deliver high-quality client materials aligned with objectives.
• Collaborate with analytics, data and ops teams to support growth and knowledge sharing.
• Support with client growth initiatives and new business pitches.
• Monitor and communicate insights to clients to drive value.

Skills

Marketing analytics

Client management

Project management

Data interpretation

Communication

Education

Quantitative degree

Tools

Excel

PowerPoint

R

Python

Job description

Gain Theory is seeking a Client Success Manager to lead analytically focused client engagements and delivery. Reporting to the Client Success Director, you will manage multiple projects, interpret data insights, and ensure client satisfaction.

The ideal candidate has 3+ years in marketing analytics or consulting, strong communication skills, and experience guiding cross-functional teams. You will support growth initiatives, pitches, and knowledge sharing to strengthen client outcomes.