Java Developer (Mid & Senior) – Banking & Financial Systems
Location: São Paulo, Brazil (Hybrid)
Are you a Java Developer looking to work on high-impact systems in a leading financial environment?
At Qaracter, we are expanding our team in Brazil and looking for Mid-level and Senior Java Developers to join strategic projects within the banking and financial services sector. You will work on mission-critical systems, collaborating with high-performing teams in a dynamic and international environment.
What You’ll Do
* Design, develop, and maintain Java-based backend applications
* Build and consume REST APIs and microservices
* Work on core banking systems and high-performance platforms
* Collaborate with cross-functional teams (business, QA, DevOps)
* Ensure code quality, scalability, and performance
* Participate in agile ceremonies (planning, refinement, retrospectives)
* Support deployments and resolve production issues
✔️ What We’re Looking For
Mid-Level (3–5 years)
* Solid experience with Java (Java 8+)
* Experience with Spring Boot and REST APIs
* Good understanding of OOP, collections, and clean code principles
* Experience with relational databases (SQL)
Senior (5+ years)
* Strong expertise in Java and Spring ecosystem
* Experience designing scalable architectures and microservices
* Strong knowledge of performance optimization and best practices
* Experience mentoring junior developers or leading technical initiatives
⭐ Nice to Have
* Experience in banking or financial systems
* Familiarity with cloud platforms (AWS, Azure, GCP)
* Experience with CI/CD pipelines, Docker, Kubernetes
* Knowledge of messaging systems (Kafka, RabbitMQ)
What We Offer
* Long-term projects with leading financial institutions
* Hybrid work model in São Paulo
* Competitive salary and full benefits package
* Training, certifications, and continuous development
* Flexible retribution options (meal vouchers, transport, healthcare, etc.)
* International and collaborative environment
About Qaracter
Qaracter is an international consulting firm providing business, financial, risk, technology, and operations advisory services. We combine deep industry knowledge with hands-on execution to deliver real impact.
With presence in Spain, Argentina, Mexico, Brazil, and the United States, and activity across Europe and the UK, we partner with top-tier organizations on complex transformation initiatives.