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Lead Java Developer (only brazilian citizens)

📍 Brazil

Tecnologia Zeo Consulting

Descrição da Vaga

Role Summary:

We are seeking an experienced Senior Java Developer with strong expertise in payment systems and banking API integration. The successful candidate will design and build mission-critical services that power our financial infrastructure including digital wallets, real-time settlements, reconciliation processes, and bank connectivity. You will collaborate closely with product compliance, and DevOps teams to ensure high availability, performance, and regulatory compliance across our platform.

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Design, develop, and maintain high-performance Java microservices for payment processing and financial transactions. Integrate with banking APIs, PSPs, and payment gateways (e.g., SWIFT, FPS, SEPA, VISA/MASTERCARD, or local clearing systems).

Implement secure payment and settlement flows, including authorization, posting, reconciliation, and refund logic.

Work with event-driven architecture using Kafka and apply event-sourcing design patterns where appropriate.

Ensure data integrity and transactional consistency across multiple systems (PostgreSQL, message brokers, and external APIs).

Build and maintain RESTful APIs and WebSocket services; implement gRPC integrations when needed.

Collaborate with DevOps engineers on containerization (Docker), orchestration (Kubernetes), and CI/CD pipelines.

Participate in code reviews, testing, and monitoring improvements to ensure system stability and scalability.

Support compliance with security and regulatory requirements, including PCI-DSS, KYC/AML, and Open Banking standards

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Detalhes da Vaga

Data de Publicação: February 27, 2026
Tipo de Vaga: Tecnologia
Localização: Brazil
Company: Zeo Consulting

Ready to Apply?

Don't miss this opportunity! Apply now and join our team.