Senior Customer Success Manager, End-to-End Adoption & ROI

Harmonic Security; Greater London; Hybrid; GBP 70,000 - 90,000; Full time

Job summary

A cybersecurity innovator in Greater London is seeking a Customer Success Manager to manage the entire customer lifecycle, ensuring measurable adoption and retention. The ideal candidate will have over 7 years of experience in customer success or account management, showcasing exceptional communication and analytical skills. Benefits include competitive pay, comprehensive perks, and a chance to shape company culture as the team redefines cybersecurity.

Benefits

Competitive pay

Pension plan

Generous PTO

Flexible hybrid work

Qualifications

• 7+ years in customer success or related client-facing role.
• Experience with success programs demonstrating ROI.
• Strong understanding of success metrics (NRR, GRR, CSAT).

Responsibilities

• Manage the full customer lifecycle from onboarding to renewal.
• Conduct Quarterly Business Reviews for key accounts.
• Develop data-driven insights for business outcomes.

Skills

Customer success

Account management

Analytical skills

Exceptional communication

Organization

Tools

CRM tools

Job description

A cybersecurity innovator in Greater London is seeking a Customer Success Manager to manage the entire customer lifecycle, ensuring measurable adoption and retention. The ideal candidate will have over 7 years of experience in customer success or account management, showcasing exceptional communication and analytical skills. Benefits include competitive pay, comprehensive perks, and a chance to shape company culture as the team redefines cybersecurity.