Sr Software Engineer (Java)

Description

Sr Software Engineer (Java) Country: Brazil **\# WHO WE ARE** **Global Cards Brasil** is the global cards business of the **Santander Group**, a leader in payment solutions and innovative financial experiences. We build scalable, global possibilities powered by exceptional people. We are part of one of the world's largest financial groups, operating internationally with a constant focus on innovation and customer experience—impacting millions of people across multiple countries. Our purpose is to support individuals and businesses in thriving by delivering secure, modern, and digitally aligned card solutions tailored to an increasingly digital world. All this within a culture that values purpose, autonomy, and leadership—providing real space to create, propose, and transform. Join a global, diverse, and collaborative team with the opportunity to shape the future of payments within the Santander ecosystem. We have an opening for you to become a **Sr Software Engineer (Java).** **In this role, you will:*** Develop and maintain Java/Quarkus applications following software engineering best practices; * Write automated tests (unit, integration, etc.) as a fundamental part of development; * Participate in code reviews, proposing quality improvements; * Collaborate on resolving technical issues and bugs; * Support DevOps practices (Kubernetes, CI/CD); * Integrate systems via REST APIs and Kafka; * Ensure basic observability (logs, metrics, tracing). **Mandatory Requirements:*** Solid experience with Java (Spring Boot) or Go; * Strong understanding of microservices architecture and messaging integration (Kafka, RabbitMQ, etc.); * Experience with relational and NoSQL databases (PostgreSQL, MongoDB, Redis); * Knowledge of RESTful APIs, GraphQL, authentication and security (OAuth2, JWT); * Hands-on experience with Cloud environments (AWS) and containers (Docker, Kubernetes, EKS); * CI/CD practices (Jenkins, GitHub Actions, ArgoCD); * Familiarity with observability tools (Prometheus, Grafana, ELK, OpenTelemetry). **Preferred Qualifications:*** Experience with card issuance, payments, or banking core systems; * Knowledge of Infrastructure as Code (Terraform, Helm); * Experience with event-driven architecture; * Familiarity with SRE practices and performance engineering; * Cloud certifications (AWS); * Participation in technical communities or open-source projects. **Work Location:**Geração Digital – Av Interlagos, 3501 – Interlagos, São Paulo \- SP **\# BENEFITS:**➡️ Meal allowance; ➡️ Health insurance; ➡️ Dental insurance: Basic and intermediate plans; ➡️ Transportation allowance; ➡️ Flexible Vacation: 24 working days of vacation, divisible into up to 6 periods; for every 2 months worked, you can already enjoy 4 working days; ➡️ Birthday Day Off; ➡️ Gym partner programs: Wellhub, Totalpass; ➡️ Flexible Working: Hybrid model — 2 days remote and 3 days onsite; ➡️ Training platforms with over 100,000 courses; ➡️ Career paths for your professional development; ➡️ Flex Learning: Exclusive study incentive for High-Performance employees; ➡️ Childcare allowance; ➡️ Nascer Program; ➡️ Extended Maternity and Paternity Leave; ➡️ Life insurance; ➡️ Be Healthy — Program encouraging healthier habits; ➡️ PAPE — Specialized personal support program. \#LI\-Hybrid