{"id":1000648,"url":"https://alion.io/job/aci-worldwide-sr-software-engineer-14","title":"Sr Software Engineer","company":{"id":20985,"name":"ACI Worldwide","domain":"aciworldwide.com","url":"https://alion.io/company/aci-worldwide","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":89,"open_postings":13,"ghost_share":0,"stale_share":0.231,"repost_share":0,"time_to_fill_p50_days":69,"computed_at":"2026-10-08T05:49:30Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Pune, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":15000,"max_usd":37000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":133},"experience_years_min":8,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"ChatGPT","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"COBOL","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Db2","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"JCL","optional":false},{"name":"Linux","optional":false},{"name":"Unix","optional":false},{"name":"VSAM","optional":false}],"status":"live","first_seen_at":"2026-09-17T08:25:06Z","employer_posted_date":"2026-09-17","last_verified_at":"2026-10-09T02:51:49Z","board_verified":true,"closed_at":null,"days_open":21,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":21},"description":"Powering the world’s payments ecosystem\nACI 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 - in all roles and levels - are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments.\nAs an Sr Software Engineer in India - Pune, you will join a diverse, passionate team, dedicated to powering the world’s payments ecosystem!\nACI Worldwide is seeking an experienced Sr Software Engineer with strong Mainframe and COBOL development expertise to join our Card & Merchant Management (CMM) engineering team. This role focuses on designing, developing, enhancing, and supporting mission-critical payment processing applications used by leading financial institutions worldwide.\nThe ideal candidate brings deep expertise in COBOL-based development, strong analytical problem-solving skills, experience in high-volume transaction processing environments, and a passion for adopting AI-powered engineering practices to improve quality, productivity, and operational excellence.\nA typical day at ACI for aSr Software Engineeris:\nDesign, develop, test, and maintain high-quality software solutions supporting ACI's card payment platforms.\nDevelop and support applications utilizing COBOL, JCL, DB2, and VSAM on IBM Mainframe environments.\nParticipate in architecture reviews, technical design discussions, and code reviews to ensure engineering excellence.\nDevelop and execute automated unit, integration, and regression tests to ensure product quality.\nInvestigate, troubleshoot, and resolve customer-reported defects and production incidents.\nCollaborate closely with Product Management, Professional Services, Customer Support, and Engineering teams.\nCreate and maintain technical documentation, solution designs, and engineering specifications.\nParticipate in Agile ceremonies including sprint planning, estimation, daily standups, reviews, and retrospectives.\nDrive continuous improvement initiatives focused on performance, resiliency, maintainability, and operational excellence.\nLeverage AI-assisted engineering tools such as GitHub Copilot, ChatGPT, Claude, or similar technologies to enhance software development productivity and quality.\nPerform other duties as assigned.\nUnderstand and adhere to all corporate policies including the ACI Code of Business Conduct and Ethics.\nKnowledge, Skills and Experience needed to succeed in this role:\nBachelor's degree in Computer Science, Information Technology, Engineering, or related discipline, or equivalent professional experience.\n\nMinimum 8+ years of software development experience.\n\nStrong expertise in COBOL, JCL, and DB2 development.\n\nHands-on experience with IBM Mainframe technologies.\n\nExperience developing and supporting high-volume transaction processing systems.\n\nExperience using AI-powered development tools (GitHub Copilot, ChatGPT, Claude, Cursor, or similar) to improve engineering productivity, code quality, testing, and problem-solving.\n\nAbility to effectively apply AI solutions to software development, automated testing, troubleshooting, documentation, and operational workflows.\n\nExperience with source code management tools such as Git.\n\nStrong debugging, analytical, and problem-solving skills.\n\nExperience working within Agile software development methodologies.\n\nExcellent verbal and written communication skills.\n\nAbility to work independently while collaborating effectively within global cross-functional teams.\n\nPreferred Knowledge, Skills and Experience needed for the job:\nExperience within the payments industry supporting Visa, Mastercard, Discover, AMEX, JCB, or other card payment networks.\n\nKnowledge of card issuing, acquiring, authorization, clearing, settlement, or interchange processing.\n\nExperience with Unix/Linux administration and shell scripting.\n\nJava development experience.\n\nStrong working knowledge of VSAM.\n\nExperience supporting mission-critical, high-availability transaction processing environments.\n\nExperience driving performance engineering, resiliency, and operational excellence initiatives.\n\nExposure to cloud-hosted payment platforms and modernization of legacy enterprise applications.\n\nExperience working within regulated financial services environments.\n\nFamiliarity with DevOps practices, CI/CD pipelines, and automation frameworks.\n\nCore Capabilities:\nWe seek colleagues who embody our core capabilities - these shape our culture and enable us to make a meaningful impact together:\nEnsure Accountability: holding self and others accountable to meet commitments.\n\nDrives Results: consistently achieving results, even under tough circumstances.\n\nCustomer Focus: building strong customer relationships and delivering customer-centric solutions.\n\nCultivate Innovation: creating new and better ways for the organization to be successful.\n\nCollaborates: building partnerships and working collaboratively with others.\n\nCourage: stepping up to address difficult issues, saying what needs to be said.\n\nAI Readiness\nAt ACI, AI is becoming an integral part of our engineering culture. Successful candidates should demonstrate curiosity, adaptability, and practical application of AI technologies in software engineering. Candidates should be prepared to discuss:\nHow they currently use AI tools in their development workflow.\nExamples of AI-assisted coding, testing, automation, or problem-solving.\nTheir approach to responsible and effective AI adoption.\nOpportunities they see for leveraging AI to improve engineering productivity and software quality.\nApplicants must be currently authorized to work in the India on a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.\nIn return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package-all within an innovative and collaborative work environment.\nAre you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at www.aciworldwide.com\nACI 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.\nImportant Notice About Recruitment Scams\nJob seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information, payments, or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company (www.aciworldwide.com / @aciworldwide.com). 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