Merchant Success & Growth Manager – FinTech

SumUp Inc.; Barcelona; On-site; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Office in Barcelona

Restaurant tickets (Edenred)

30 days sabbatical

L&D budget €2000

Referral bonus

Job summary

SumUp Inc. in Barcelona is seeking a proactive Key Account Manager to guide merchant activation, deliver tailored product trainings, and coordinate with the field sales team to close deals.You will be the primary relationship manager for high-value merchants, monitor performance, and identify growth opportunities. Fluency in English and German and 2–3 years of large-account experience are required; a data-driven, creative problem-solver mindset is essential.

Qualifications

• 2–3 years of experience in managing large accounts.
• Strong sales and upselling capabilities.
• Excellent verbal and written communication in English and German.
• Interest in data analysis and reporting.
• Strong problem-solving and creative thinking to resolve client issues.
• Up-to-date knowledge of market (retail, FnB verticals).

Responsibilities

• Conducting merchant discovery calls, understanding needs from sign-up and enabling activation.
• Delivering tailored training sessions on SumUp products onsite or remotely.
• Collaborating with field sales during deal closure for seamless transitions.
• Serving as the primary relationship manager for high-value merchants.
• Monitoring transactional data and key account metrics to identify growth or churn signals.
• Upselling and cross-selling SumUp products to expand merchant activity.
• Liaising with internal teams to resolve merchant issues effectively.
• Proactive activation outreach to drive transaction start.

Skills

Account management

Upselling

English language

German language

Data analysis

Job description

SumUp Inc. in Barcelona is seeking a proactive Key Account Manager to guide merchant activation, deliver tailored product trainings, and coordinate with the field sales team to close deals.You will be the primary relationship manager for high-value merchants, monitor performance, and identify growth opportunities. Fluency in English and German and 2–3 years of large-account experience are required; a data-driven, creative problem-solver mindset is essential.