Hiring: Sr Software Engineer Company: ACI Worldwide Location: Omaha, NE Job Posted Time: 2026-09-10 12:58:55 Employment Type: Full-time Target Skills & Keywords : Java, Product Management, Root Cause Analysis, Swift About the job Experience: •8+ years of software development experience. Required Skills: •The ideal candidate will be a strong software engineer with experience in complex enterprise applications, payment systems, mission-critical production support, and large-scale modernization initiatives. •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. •Partner cross-functionally 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. Qualifications: •Strong Java and enterprise application development experience. •In-depth knowledge of software architecture, integration patterns, APIs, and database technologies. •Excellent communication and collaboration skills. •Payments industry experience (Fedwire, CHIPS, SWIFT, ISO 20022). •Knowledge of high-availability and mission-critical systems. •Successful delivery of roadmap and mandate commitments. •Reduction in production incidents and resolution time. Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!