Senior Host Developer

EPAM Systems; Lima Metropolitana; Presencial; PEN 110.000 - 170.000; Jornada completa

Descripción de la vacante

EPAM Systems in Lima is seeking a Senior Host Developer to shape and enhance core banking mainframe solutions. You will work with cross-functional teams to deliver dependable, high-performing applications that support critical business functions.

The role requires hands-on COBOL on IBM z/OS, JCL, and CICS, with strong DB2/SQL experience and recent Gen AI capability development. Fluency in English and Spanish (B2) is expected.

Formación

• At least 3 years of professional experience in software development or a comparable field.
• Hands-on COBOL development on IBM z/OS.
• Working expertise in batch processing with JCL.
• Proficiency in transactional development with CICS.
• Solid DB2/SQL database experience for data management and querying.
• Experience in AI Solution Engineering to design AI-powered capabilities in enterprise systems.
• Background in Gen AI Application Development for generative AI solutions.
• Experience with Gen AI Assisted Development to speed coding, testing and delivery.
• Proficiency in Prompt Engineering for crafting effective AI prompts.
• Strong English and Spanish communication (B2 level or above).

Responsabilidades

• Participate in creating and advancing core banking applications.
• Perform maintenance on mission-critical applications with high availability requirements.
• Diagnose and resolve production incidents to limit disruption.
• Support testing to ensure stability before release.

Conocimientos

English B2

Spanish B2

Gen AI Assisted Development

Gen AI Application Development

Prompt Engineering

Herramientas

COBOL on IBM z/OS

JCL

CICS

DB2

SQL

IBM z/OS

AI Solution Engineering

Descripción del empleo

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