Implementation Manager I

About the role

The Implementation Manager will own the post-sales integration phase for Mollie's largest and most complex deals, managing the process from contract signature through go-live and handover. This role acts as the central point of contact for merchants and internal teams, ensuring projects remain on track and technical issues are resolved efficiently. As part of a newly formed function, the individual will have the opportunity to influence processes and contribute to the expansion of the team.

Responsibilities

• Own the post-sales integration phase for complex deals from handover through testing to go-live
• Run kickoffs with internal and external stakeholders to establish and maintain go-live timelines
• Organize and track testing phases while raising issues and feedback as they surface
• Coordinate across sales, product, engineering, and merchant teams to ensure alignment
• Maintain documentation and playbooks to ensure delivery is predictable and scalable

Required skills

• Project management
• Stakeholder management
• API
• Technical documentation
• Implementation

Nice to have

• Payments
• Fintech
• E-commerce

Qualifications

• At least 3 years of relevant experience in implementation, project management, onboarding, delivery, or a similar customer-facing role

About the Company

Mollie has been working since 2004 to make payments and money management effortless for businesses in Europe. With over 950 employees across 14 locations, the company focuses on autonomy, craft, and building simple, scalable, and dependable products.