Lead Java Developer

Job Description

Responsibilities:

• Lead and develop robust Java-based payment processing systems, integrating with various payment gateways and protocols (e.g., ISO 20022, SWIFT, ACH, card networks).

• Design and implement high-performance, secure API solutions supporting real-time payment transactions.

• Collaborate with business analysts, product managers, and security teams to gather requirements and translate them into technical designs.

• Ensure compliance with industry regulations such as PCI DSS and other security standards.

• Maintain and enhance existing payment platforms, troubleshoot issues, and optimize system performance.

• Mentorjunior developers, conducting code reviews and fostering best practices.

• Integrate third-party payment vendors and develop custom interfaces as needed.

• Participate in architectural decisions, ensuring scalable, resilient solutions.

• Document technical solutions and complex payment workflows for future reference and audits.

Requirements:

Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.

12 years of hands-on Java development experience, with at least 7 years in payments processing or financial services.

Deep understanding of payment processing methods including ACH, wire transfer, card payments, and electronic funds transfers.

Strong experience with payment protocols and standards such as ISO 20022, SWIFT, EMV, and PCI DSS.

Expertise with RESTful APIs, microservices architecture, and cloud-based deployment.

Familiarity with technologies such as Spring Boot, Spring Security, Kafka, and SQL/NoSQL databases.

Excellent knowledge of security best practices related to payments and sensitive data handling.

Proven experience working in Agile/Scrum environments.

Strong communication and leadership skills.

Preferred, but not required:

• Experience with other databases like SQL or NoSQL.

• Knowledge of cloud platforms (AWS, Azure, GCP).

• Exposure to DevOps tools and CI/CD pipelines.