Intern Software Engineering

Powering the world’s payments ecosystem

ACI powers the payments ecosystem – globally, and you power ACI. Our team is energetic, technology‑focused, and proven to deliver. You’ll innovate, collaborate, and grow in a culture that rewards visibility, talent, and empowerment to shape the future of payments.

As an Intern Software Engineer, you will join a diverse, passionate team dedicated to powering the world’s payments ecosystem.

Participate in planning, designing, developing, and testing software systems or applications for software enhancements and new products.

• Participate in the development, testing, and delivery of high‑quality software/solutions.
• Create and review unit, integration, system, and/or QA test plans and scripts, execute tests, and analyze results.
• Research and resolve customer‑reported problems.
• Perform other duties as assigned.
• Understand and adhere to all corporate policies, including the ACI Code of Business Conduct and Ethics.

• Some college coursework in computer science.
• Specific knowledge of software development technology and methodology.

• Standard office equipment.
• Majority of time spent on a PC (physical requirement).
• Occasional travel required, may be domestic or international.

Applicants must be currently authorized to work in the United States on a full‑time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.

We offer opportunities for growth, career development, and a competitive compensation package within an innovative and collaborative work environment.

ACI Worldwide is an AA/EEO employer in the United States, which includes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally. ACI Worldwide is a global leader in mission‑critical, real‑time payments software. Our proven, secure and scalable solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments, power omni‑commerce payments, and manage fraud and risk.

Job seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often request personal information, payments, or interview arrangements through unofficial channels. Verify any communications claiming to be from our company ( or ). The ACI Worldwide recruitment team will always follow official channels and will never request payment.

Job  (Requisition #18699)