Senior Architect, Payments Platform Modernization

ACI Worldwide; Norcross (GA); On-site; USD 140,000 - 190,000; Full time

Job summary

ACI Worldwide in Norcross, GA is seeking an experienced Architect to join the MTS Development team responsible for a critical high-value payments platform. The role focuses on maintaining, enhancing, and modernizing core payment processing capabilities while supporting regulatory mandates and platform resiliency.

The ideal candidate will be a strong software engineer with enterprise applications experience, production support, and large-scale modernization initiatives.

Qualifications

• 9+ years of software development experience.
• Strong Java and enterprise application development experience.
• Strong COBOL and enterprise application development experience.
• Experience with large-scale transaction processing platforms.
• Experience debugging complex production issues.
• Strong understanding of software architecture, integration patterns, APIs, and database technologies.
• Experience with secure software development practices.
• Excellent communication and collaboration skills.

Responsibilities

• Design, develop, and maintain core MTS platform capabilities.
• Deliver customer and regulatory commitments including payment network mandates.
• Participate in production issue resolution and root cause analysis.
• Support modernization initiatives including 64-bit migration, ISO 20022, structured address, security, and platform enhancement programs.
• Collaborate with Product Management, Professional Services, Quality Engineering, and Customer Support teams.
• Act as a technical mentor and support knowledge transfer initiatives.
• Drive engineering excellence through automation, testing, observability, and quality improvements.
• Leverage AI-assisted engineering tools to improve productivity and code quality.

Skills

Java

COBOL

Enterprise apps

Production support

Job description

ACI Worldwide in Norcross, GA is seeking an experienced Architect to join the MTS Development team responsible for a critical high-value payments platform. The role focuses on maintaining, enhancing, and modernizing core payment processing capabilities while supporting regulatory mandates and platform resiliency.

The ideal candidate will be a strong software engineer with enterprise applications experience, production support, and large-scale modernization initiatives.