Senior Host Developer

Description

Summary: Join our team as a Senior Host Developer to shape and enhance essential mainframe solutions for core banking operations, delivering dependable, high-performing applications. Highlights: 1. Shape and enhance essential mainframe solutions for core banking operations 2. Perform maintenance on mission-critical applications with high-availability 3. Design and deliver AI-powered capabilities within enterprise systems 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