Enterprise Customer Success Manager - Growth & Retention

Worldline; Warszawa; Hybrid; PLN 120,000 - 170,000; Full time

Benefits offered by this job

Private medical & life insurance

Public transportation allowance

Annual bonus

Job summary

Worldline in Warsaw is seeking a Customer Success professional to join the Enterprise team within Merchant Services. You will own relationships with our largest clients, ensuring seamless delivery and growth across accounts.

You will monitor health metrics, collaborate with Sales, Support, and Product, and drive product adoption while identifying upsell opportunities to support renewals in a fast-paced international environment.

Qualifications

• Proven experience in a Customer Success, Account Management, or similar client-facing role.
• Strong communication and relationship-building skills, with the ability to engage stakeholders at all levels.
• Analytical mindset with the ability to interpret customer data and translate it into actionable insights.
• Positive, proactive attitude with a genuine drive to find solutions and overcome challenges.
• Ability to manage multiple accounts and priorities in a fast-paced, enterprise environment.

Responsibilities

• Act as the primary point of contact for enterprise clients, building strong, trusted relationships
• Monitor customer health metrics and proactively address risks to retention and satisfaction
• Collaborate with internal teams (Sales, Support, Product) to ensure seamless customer experience
• Drive adoption of products/services by understanding client goals and providing tailored guidance
• Identify upsell/cross-sell opportunities and support renewal processes

Skills

Customer success

Account management

Stakeholder management

Analytical thinking

Communication

Job description

Worldline in Warsaw is seeking a Customer Success professional to join the Enterprise team within Merchant Services. You will own relationships with our largest clients, ensuring seamless delivery and growth across accounts.

You will monitor health metrics, collaborate with Sales, Support, and Product, and drive product adoption while identifying upsell opportunities to support renewals in a fast-paced international environment.