Cybersecurity Customer Success Leader

CyberOne; City of Westminster; Hybrid; GBP 40,000 - 60,000; Full time

Job summary

CyberOne in London hybrid environment is seeking a Customer Success Executive to own renewals, identify growth opportunities and lead service delivery across managed security accounts. You will build trusted relationships with IT and business stakeholders, manage SLAs, and coordinate cross‑functional teams to ensure customers realise value and stay protected.

This role blends operations, service delivery and sales, requiring strong organisation, analytical thinking and a proactive,

Qualifications

• Customer ownership and growth required.
• Proven ability to manage renewals and avoid churn.
• Strong forecasting and pipeline management.
• Excellent communication with stakeholders.
• Experience in cyber/IT services is a plus.

Responsibilities

• Own renewals and drive contract expansions.
• Lead service delivery management across accounts.
• Maintain accurate pipeline forecasts.
• Conduct structured monthly/quarterly business reviews.
• Coordinate with Operations and Sales to align on customer plans.
• Produce root-cause analyses for escalations.

Skills

Customer ownership

Growth planning

Trusted advisor

Service delivery

Operational excellence

Analytical ability

Attention to detail

Communication skills

Proactive self-starter

Microsoft tools

Tools

Monday.com

Power BI

Job description

CyberOne in London hybrid environment is seeking a Customer Success Executive to own renewals, identify growth opportunities and lead service delivery across managed security accounts. You will build trusted relationships with IT and business stakeholders, manage SLAs, and coordinate cross‑functional teams to ensure customers realise value and stay protected.

This role blends operations, service delivery and sales, requiring strong organisation, analytical thinking and a proactive,