We are seeking a talented Lead Host Developer to join our team. In this role, you will take an active part in designing and evolving vital mainframe solutions that support core banking operations. Collaborating with cross-functional teams, you will contribute to delivering reliable and high-performing applications that meet business objectives.
Responsibilities
Contribute to the development and evolution of core banking applications that support key business processes
Deliver corrective, adaptive, and evolutionary maintenance for mission-critical applications with demanding high-availability standards
Investigate and address production incidents to minimize the impact on banking activities
Assist with functional, integration, and certification testing to ensure application stability ahead of deployment
Requirements
A minimum of 5 years of applicable professional experience in software development or a similar area
No less than one year of experience leading and managing development teams
Practical experience in application development with COBOL on IBM z/OS




Solid command of batch process programming using JCL
Skilled in transactional application development with CICS
Strong knowledge of IBM Db2 and SQL databases for handling data and executing queries
Real-world background in AI Solution Engineering for designing and implementing AI-driven capabilities within enterprise systems
Experience in Gen AI Application Development for producing solutions powered by generative AI models
Practical involvement in Gen AI Assisted Development to accelerate coding, testing, and delivery workflows
Proficiency in Prompt Engineering for producing effective, reliable, and well-tuned prompts for AI models
Confident written and spoken command of English and Spanish at a B2 level or higher
Nice to have
Advanced expertise with COBOL for maintaining and enhancing legacy business-critical systems
Wider experience with CICS for developing and supporting transactional applications
Strong JCL

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