ACI Worldwide

Sr Software Engineer

ACI Worldwide
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2 months ago
Omaha, NE, USASenior

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 enhancements.
  • Collaborate with Product Management, Professional Services, Quality Engineering, and Customer Support.
  • Mentor technical colleagues and support knowledge-transfer initiatives.
  • Improve engineering excellence through automation, testing, observability, and quality improvements.
  • Use AI-assisted engineering tools to improve productivity and code quality.

Requirements

  • At least 8 years of software development experience.
  • Strong Java and enterprise application development experience.
  • Experience with large-scale transaction-processing platforms and 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.
  • Preferred: payments-industry experience with Fedwire, CHIPS, SWIFT, or ISO 20022.
  • Preferred: experience supporting Tier-1 financial institutions, cloud migration and modernization, and high-availability or mission-critical systems.
  • Preferred: experience using AI engineering tools such as Copilot, Cursor, Claude, or equivalent.

Benefits

  • Opportunities for growth and career development.
  • Competitive compensation and benefits package.
  • Hybrid work arrangement.
  • Applicants must be currently authorized to work in the United States on a full-time basis.

Tech Stack

JavaSwift

Categories

ACI Worldwide

About ACI Worldwide

1,001-5,000 employees
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