Senior Java Developer - High-Performance Financial Systems

Astek

📍 Marzan, Provincia de Pontevedra, Spain

Full-time Other-General Posted February 27, 2026

Job Description

At ASTEK Iberia , we are looking a for a Senior Java Developer (7+ years experience) to join a leading financial market infrastructure organization in Madrid. This role is focused on building and optimizing mission-critical post-trade systems used by major global financial institutions. If you are passionate about high-performance, low-latency systems and complex financial environments, this could be your next challenge.



&##Design and develop high-performance Java-based backend solutions for post-trade processing.

Work within an Agile (SCRUM / SAFe) cross-functional team environment.



&##7+ years of experience in Java (8+) , including multi-threading and low-latency systems .

~ Strong experience with Spring Boot , SQL, Hibernate, and database performance optimization.

~ Since 2015, Astek Iberia has been accompanying its customers in their development throughout Spain (Madrid, Barcelona, Valencia, Basque Country, Anda...