Mainframe Developer

Overview In this role you enable telecom billing solutions within Infosys’ CMТ practice, supporting digital, cloud, and AI-driven transformation. You participate in requirements, design discussions, coding, testing, and production support to deliver reliable billing applications. You work across teams to translate complex needs into actionable development tasks and ensure a smooth transition to new software. This is a hands-on, collaborative position with impact on system stability and knowledge sharing. Compensation / BenefitsMedical/Dental/Vision/Life InsuranceLong-term/Short-term DisabilityHealth and Dependent Care Reimbursement Accounts401(k) planPaid holidays plus Paid Time Off ResponsibilitiesContribute to requirements elicitation by documenting parts of business requirementsFacilitate design discussions and document design decisions to guide developmentParticipate in coding and integrate new features into existing appsConduct code reviews and maintain code repositoriesImplement test strategies, analyze results, and coordinate bug fixesDevelop user training programs, documentation, and support frameworksResolve production issues and propose preventive reliability measuresMaintain detailed records of code, testing techniques, and support activities Key requirementsDesign, develop, and maintain billing applicationsAnalyze business requirements and provide technical solutionsSupport telecom billing processes (rating, invoicing, mediation, revenue assurance, billing cycle management)Experience in COBOL on IBM MainframesExperience in JCL for batch jobs on the mainframeCollaborative spiritExcellent communicationEnd-to-end SDLC understandingCOBOLJCLDB2