Senior Java Developer (Fintech)

TL;DR

Senior Java Developer (Fintech): Designing, developing, and maintaining secure, cloud-native Trusted Service Manager (TSM) services for the Digital Euro initiative with an accent on cryptography, PKI, and high-availability enterprise systems. Focus on building robust Java applications using Spring Boot and Kubernetes while ensuring security and scalability in a complex financial environment.

Location: Based in or near Barcelona, Spain (Hybrid role with 3 days remote work)

Company

A global international technology group and traditional family business with over 170 years of history, specializing in integrated security technologies for digital, financial, and currency platforms.

What you will do

• Lead development and implementation of TSM services for the Digital Euro project.
• Design and build robust applications using JavaEE, Spring Boot, and Spring Cloud.
• Deploy and manage cloud-native solutions leveraging Docker and Kubernetes.
• Implement security protocols including PKI, X.509 certificates, and cryptographic standards.
• Apply agile methodologies and TDD to ensure high-quality, secure code delivery.
• Collaborate with international teams to meet project goals and maintain large-scale infrastructure.

Requirements

• University degree in computer science or a related technical field.
• Extensive professional experience as a Java Developer.
• Fluent English (spoken and written) is mandatory.
• Ability to work on-site in Barcelona for the hybrid schedule.
• Deep expertise in Spring Boot, Spring Cloud, Spring Data, and ORM tools.
• Experience with API-first architectures (REST, gRPC) and secure cloud deployments.

Nice to have

• Experience in financial services, payment systems, or digital currency projects.
• Proficiency with NoSQL databases such as MongoDB or Cassandra.

Culture & Benefits

• People-oriented international environment with flat hierarchies and inclusive team spirit.
• Flexible working hours with an established hybrid remote work model.
• Access to continuous professional training, coaching, and talent development programs.
• Social benefits including private insurance, transportation support, and on-site breakfast/lunch services.