Openbank Pay, the Santander Group's checkout lending platform, seeks a Key Account Manager to lead and scale partnerships across markets. You will own the full commercial relationship, drive growth, manage the P&L;, and coordinate with Product, Risk, Operations, Finance and Legal to ensure profitable collaboration. The role requires deep knowledge of BNPL, embedded finance and digital checkout ecosystems, with strong negotiation and stakeholder skills and fluency in English, German a plus.