Senior Java Developer - Mainframe Modernization

About the role

Kyndryl manages 50% of the world's MIPS and is central to the modernization of mainframe systems. As a Senior Java Developer in Lima, you will design, build and maintain the high-volume business logic that runs on the mainframe, while helping refactor legacy code so that modern cloud and mobile applications can interact with the mainframe's core data.

Key responsibilities

• Maintain performance: monitor the architecture, prevent decay and find opportunities to optimize code.
• Debug and test: troubleshoot and analyze complex system interactions to keep mission-critical applications running.
• Develop for the future: extract business logic from legacy systems for migration or integration with cloud-based services.

Required profile

• Experience as a software engineer on complex software projects.
• Experience with relational and NoSQL databases, data mapping, XML/JSON and REST-based web services.
• Knowledge of microservices architecture, containers (Docker and AKS) and messaging queues.
• Deep understanding of OOP and design patterns.
• Preferred: bachelor's degree in computer science or a related field, certification in Azure, AWS or Google Cloud, and experience with DevOps tools.

Required skills

• Java, Spring Boot, Quarkus, GraphQL, Kafka, Spring Batch, Apache Flink
• Relational and NoSQL databases, REST APIs, Docker and AKS

The company offers a hybrid-friendly culture, career development tools, learning opportunities including certifications, and a focus on employee well-being.