Senior java

Kstack

📍 SAO PAULO, SP, Brazil

Full-time Other-General Posted February 19, 2026

Job Description

Position Overview

We are seeking an experienced Senior Java Consultant to maintain, enhance, and support our enterprise External Accounts backend platform. This is a critical financial services application that manages external account data integration, processing, and aggregation for wealth management operations.

Required Technical Skills

Core Java & Frameworks:

  • Java 8 (JDK 1.8) - Production environment expertise required; Java 21 experience highly preferred
  • Spring Framework 4.0 - Deep understanding of Spring Core, Spring Web, Spring ORM, Spring JMS for dependency injection and enterprise integration
  • JAX-RS / RESTEasy 2.3.x - Primary REST framework for web service implementation using annotations
  • Hibernate 4.2.x - ORM, entity management, and database persistence
  • Strong understanding of dependency injection, IoC containers, and Spring XML configuration

Enterprise Java...