Senior Java Software Development Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Java Software Development Engineer based in Brazil. This role offers the opportunity to contribute to a high-impact transaction systems platform supporting critical card authorization and clearing processes. You will design, develop, and maintain scalable cloud-native applications using Java, Kafka, APIs, caching, and modern infrastructure technologies. The position combines hands-on software engineering with reliability, performance, and operational excellence in high-throughput environments. You will work within an agile and collaborative engineering team where ownership, code quality, and continuous improvement are highly valued. The environment encourages engineers to learn new technologies and move confidently across different technical stacks. Your work will directly contribute to reliable, secure, and scalable payment technology used in complex business environments.