Senior Java Middleware Engineer - Fintech (Argentina Hybrid)

OKTO PAYMENTS is seeking a skilled Java Middleware Developer to join their technology team in Argentina. This hybrid role requires candidates to design, develop, and maintain high-performance middleware applications using modern Java technologies and Agile methodologies.

Ideal candidates will have a minimum of 5 years of experience in middleware development, a solid understanding of scalable backend systems, and a collaborative mindset. Excellent English and Spanish communication skills are essential.