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.

Responsibilities Participate in the creation and advancement of core banking applications that underpin essential business functions

Perform corrective, adaptive, and evolutionary maintenance on mission-critical applications with strict high-availability requirements

Diagnose and resolve production incidents to limit disruption to banking operations

Support functional, integration, and certification testing to secure application stability before release Requirements At least 3 years of relevant professional experience in software development or a comparable field

Hands-on background in application development with COBOL on IBM z/OS

Working expertise in batch process programming using JCL

Proficiency in transactional application development with CICS





Solid mastery of IBM Db2 and SQL databases for managing data and running queries

Practical experience in AI Solution Engineering to design and deliver AI-powered capabilities within enterprise systems

Background in Gen AI Application Development for creating solutions built on generative AI models

Real-world experience with Gen AI Assisted Development to speed up coding, testing, and delivery activities

Skill in Prompt Engineering for crafting effective, reliable, and finely tuned prompts for AI models

Strong written and spoken command of English and Spanish at a B2 level or above Nice to have Deeper expertise with COBOL for supporting and improving legacy business-critical systems

Broader background with CICS for building and sustaining transactional applications

Advanced JCL skills for automating and orchestrating batch processing workflows

Extensive knowledge of DB2 for optimizing database performance and managing large data volumes

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