Senior Fintech Key Accounts Leader

Colibrix One; Bellprat; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

English/Spanish classes

Training reimbursement

Job summary

COLIBRIX ONE is seeking a Senior Account Manager to own a portfolio of high-value merchants and act as a trusted advisor across finance, compliance, and operations.

You will lead onboarding, manage escalations, and uncover growth opportunities while mentoring teammates and contributing to training materials. Fluency in English and Russian is required; Spanish language skills are a plus.

Qualifications

• 2+ years in account management or similar client-facing role in regulated entity (payments, banking, fintech).
• Proven experience managing key/strategic accounts and complex onboarding.
• Solid understanding of payments products, merchant risk, and compliance (KYC/KYB, AML).
• Mentoring or coaching colleagues is a plus.
• Excellent written communication; ability to explain complex topics clearly.
• Fluency in English and Russian (additional languages are a plus).

Responsibilities

• Own a portfolio of high-value, high-volume merchants and be the single point of contact across finance, compliance, and operations.
• Lead onboarding of complex or higher-risk merchants with due diligence in collaboration with Compliance.
• Handle escalations and sensitive client situations to protect long-term relationships.
• Identify growth opportunities within the portfolio and contribute to revenue targets.
• Monitor portfolio performance and flag risks with action plans.
• Mentor Account Managers and support ramp-up for new team members.
• Contribute to training materials, playbooks, and onboarding guides.
• Be the voice of the client to Product, Compliance, and Operations for improvements.
• Drive process improvements to enhance efficiency and client experience.
• Maintain accurate client data in the CRM.

Skills

Client-first mindset

Confident communicator

Mentor and coach

Strategic thinker

Autonomy

Proactive problem-solver

Education

Business Management or Economics degree

Job description

COLIBRIX ONE is seeking a Senior Account Manager to own a portfolio of high-value merchants and act as a trusted advisor across finance, compliance, and operations.

You will lead onboarding, manage escalations, and uncover growth opportunities while mentoring teammates and contributing to training materials. Fluency in English and Russian is required; Spanish language skills are a plus.