We are looking for a skilled Senior Host Developer to join our team. In this position, you will play a key part in shaping and enhancing essential mainframe solutions that power core banking operations. Working closely with cross-functional teams, you will help deliver dependable, high-performing applications that align with business goals.ResponsibilitiesParticipate in the creation and advancement of core banking applications that underpin essential business functionsPerform corrective, adaptive, and evolutionary maintenance on mission-critical applications with strict high-availability requirementsDiagnose and resolve production incidents to limit disruption to banking operationsSupport functional, integration,



and certification testing to secure application stability before releaseRequirementsAt least 3 years of relevant professional experience in software development or a comparable fieldHands-on background in application development with COBOL on IBM z/OSWorking expertise in batch process programming using JCLProficiency in transactional application development with CICSSolid mastery of IBM Db2 and SQL databases for managing data and running queriesPractical experience in AI Solution Engineering to design and deliver AI-powered capabilities within enterprise systemsBackground in Gen AI Application Development for creating solutions built on generative AI modelsReal-world experience with Gen AI Assisted Development to speed up coding, testing, and delivery activitiesSkill in Prompt Engineering for crafting effective, reliable, and finely tuned prompts for AI modelsStrong written and spoken command of English and Spanish at a B2 level or aboveNice to haveDeeper expertise with COBOL for supporting and improving legacy business-critical systemsBroader background with CICS for building and sustaining transactional applicationsAdvanced JCL skills for automating and orchestrating batch processing workflowsExtensive knowledge of DB2 for optimizing database performance

📌 Senior Host Developer (Lima)
🏢 EPAM Systems
📍 Lima