Software Engineer at ACI Worldwide in Pune, Maharashtra, India
- Company: ACI Worldwide
- Location: Pune, Maharashtra, India
- Posted: Sep 23, 2026
- Type: Full-time
- Experience: 3+ years
Overview
Powering the world's payments ecosystem ACI powers the payments ecosystem globally, and you power ACI. You'll innovate, collaborate, and grow in an energetic technology culture with decades of proven success. ACIers at every level are empowered to make a meaningful impact while working on solutions …
Job description
- Powering the world's payments ecosystem
- ACI powers the payments ecosystem globally, and you power ACI. You'll innovate, collaborate, and grow in an energetic technology culture with decades of proven success. ACIers at every level are empowered to make a meaningful impact while working on solutions that process billions of transactions worldwide.
- As a Software Engineer in India, you will join a diverse and passionate engineering team responsible for delivering highly reliable card and merchant payment solutions that serve financial institutions across the globe.
- Join ACI's Card & Merchant Management (CMM) engineering team and help build, enhance and support mission-critical payment solutions used by leading financial institutions worldwide. This role combines deep Mainframe and COBOL expertise with modern software engineering practices to deliver scalable, secure and highly reliable card payment processing solutions.
- You will work on complex payment systems that process high volumes of transactions while contributing to product innovation, quality, operational excellence and AI-driven engineering practices.
Responsibilities
- Design, develop, test and maintain high-quality software solutions.
- Develop and support COBOL, JCL, DB2 and VSAM-based applications on IBM Mainframe platforms.
- Participate in architecture reviews, design discussions and code reviews to ensure engineering excellence.
- Develop and execute automated unit, integration and regression tests.
- Investigate, diagnose and resolve customer-reported issues and production incidents.
- Collaborate closely with Product Management, Professional Services, Support and other engineering teams.
- Contribute to technical documentation, solution designs and product specifications.
- Support Agile delivery processes and actively participate in sprint planning, estimation and retrospectives.
- Drive continuous improvement in performance, resiliency, maintainability and operational excellence.
- Leverage AI-assisted engineering tools to improve development efficiency, quality and productivity.#
Requirements
- 3+ years of software development experience.
- Strong expertise in COBOL, JCL and DB2 development.
- Good experience using Linux or Unix platforms.
- Unix shell scripting.
- Willingness to learn, both old and new technologies, to solve problems and take the product in new directions
- Experience using AI-powered development tools (e.g., GitHub Copilot, ChatGPT, Claude or similar) to improve engineering productivity, code quality, testing and problem-solving.
- Hands-on IBM Mainframe development experience.
- Experience with Git or similar source control systems.
- Strong debugging, analytical and problem-solving skills.
- Experience working in Agile software development environments.
- Familiarity with AI tools and their application within software development workflows.
- Excellent written and verbal communication skills.
- Knowledge of card issuing, acquiring and/or interchange processing.
- Java development experience.
- VSAM knowledge and experience.
- Ability to effectively apply AI solutions to software development, testing, automation and operational workflows.
- Experience working with high-volume, mission-critical transaction processing systems.
- Experience supporting performance engineering, resiliency and operational excellence initiatives.
- Familiarity with cloud-hosted payment platforms and modernisation of legacy systems.
- Experience working within regulated financial services environments.
Skills
Required
- COBOL
- JCL
- DB2
- Linux/Unix
- Unix shell scripting
- IBM Mainframe
- Git or similar source control
- Agile development
- Debugging
- Analytical skills
- Problem-solving
- Communication skills
Preferred
- Java
- VSAM
- AI solutions application
- High-volume transaction processing
- Performance engineering
- Resiliency
- Operational excellence
- Cloud-hosted payment platforms
Benefits
- In return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package within an innovative and collaborative work environment.
- Are you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at www.aciworldwide.com