Senior Cloud-Native Java Engineer

Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into real-world impact across industries, technologies, and markets.

About the Position

At the core of the role, we are looking for Senior Java Cloud-Native Developers to join our team and contribute to innovative solutions in the FinTech industry.

The role focuses on building scalable, cloud-native applications for the banking ecosystem, using modern Java technologies, microservices, containers, messaging platforms, and enterprise integration solutions.

This is a hybrid position based in Buenos Aires with 3 days per week working from the bank's office.

Responsibilities

• Design and develop cloud-native backend applications using Java 17+, Quarkus, and Spring Boot.
• Build and maintain microservices and enterprise integrations for banking and FinTech solutions.
• Develop and integrate REST APIs, API Gateway solutions, and services aligned with Open Banking and Banking as a Service concepts.
• Implement asynchronous and event-driven solutions using Kafka and RabbitMQ.
• Deploy and manage containerized applications using Docker, Kubernetes, and OpenShift.
• Contribute to CI/CD pipelines and support reliable, automated software delivery.
• Collaborate with the team to design scalable, secure, and maintainable solutions that meet business and technical requirements.

Requirements

• Strong professional background in Java 17+, with hands-on knowledge of Quarkus and Spring Boot for developing scalable backend applications.
• Solid understanding of microservices architecture and enterprise integration, including designing distributed services and communication between systems.
• Practical knowledge of Kubernetes, OpenShift, and Docker for deploying and managing containerized applications.
• Hands-on knowledge of Kafka and RabbitMQ for asynchronous communication, event-driven solutions, and messaging between distributed services.
• Familiarity with API Gateway and API-based architectures, with an understanding of API Economy and enterprise API integration.
• Good knowledge of CI/CD practices and modern software delivery processes for cloud-native applications.
• Understanding of Open Banking and Banking as a Service (BaaS) concepts and their application in financial technology.
• Ability to design and develop scalable, reliable, and maintainable solutions in an enterprise environment.

Nice to Have

• Background in FinTech, banking, or financial services.
• Familiarity with distributed systems and modern banking integration solutions.

We Offer

• Competitive salary
• Opportunity to work in a hybrid model
• Collaborative and innovative work environment
• Professional growth and development opportunities

About the Company

People are at the core of Avenga. We provide equal opportunities regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to a respectful environment where everyone can be themselves, share their ideas, and feel that they belong.

Application Process

1. Send your CV: Tell us about your core skills and what you're looking for next.
2. Talent Call: Meet our Talent team to talk about your goals and experience while exploring our culture and the way we work.
3. Technical Interview: We'll explore your experience, strengths, and approach to work to see what we can build together.
4. Customer Interview: For some roles, you'll meet our customers to understand the outcomes your expertise can help create.
5. Welcome to Avenga: An offer is just the beginning. We welcome you to put your expertise into action and shape what's next together.