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# Mainframe Developer

- **Company:** Skills, Inc.
- **Location:** Austin, TX, United States
- **Experience:** Experienced
- **Salary:** $124,800.0 - $138,674.0
- **Contract:** Temporary contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), .NET Framework, Artificial Intelligence, Authentication Protocols, C Sharp (Programming Language), Customer Information Control System (CICS), Cloud Computing, COBOL (Programming Language), IBM DB2, Job Control Language (JCL), IBM WebSphere MQ, Rexx (Programming Language), PostgreSQL, Mainframes, MongoDB, Software Architecture, Software Engineering, Software Systems, SQL Stored Procedures, SQL Databases, Google Cloud, Cloud Platform System, Spring-boot, File-aid, AI Coding Agents, Agentic-AI, Information Technology, Toad (Software), Easytrieve, Apache Kafka, Legacy Systems, Control M
- **Published:** November 5, 2026
- **Apply:** https://diversityjobs.com/career/18836070/Mainframe-Developer-Texas-Austin

## About the Role

* Bachelor's degree in Computer Science, Software Engineering, or a related field.
 * Strong experience with high-volume transactions processing, particularly within the brokerage domain.
 * 10+ years of extensive experience in mainframe technologies, including COBOL, JCL, DB2, Datacom, SQL, SQL Stored Procedures, Messaging Queues (IBM MQ, Kafka), CICS, Easytrieve, REXX, and SORT utilities.
 * 10+ years of experience as a software developer, with at least 3+ years in a lead or co-lead role.
 * 3-4 years of hands-on experience with tools such as Control-M, ChangeMan, FileAid, Xpeditor, TOAD, and SPUFI.
 * Proven track record of participating in the architecture solution, design, and development of complex, enterprise-level software systems.
 * Demonstrated experience utilizing AI and AI agents to significantly increase productivity.
 * Good knowledge and hands-on experience in the Financial Industry, specifically with Brokerage Business and transactions processing/Balances/Positions.
 * Strong understanding of software architecture patterns, design principles, and scalability considerations.
 * Excellent problem-solving, critical thinking, and decision-making skills.
 * Effective communication and collaboration skills, with the ability to work cross-functionally.
 * Experience in mentoring software development teams, including geographically distributed teams.
 * Extensive experience with legacy applications modernization.

Nice-to-Haves

 * Exposure to Distributed & Cloud technologies (e.g., GCP, Java, Javascript, .NET, C#, Springboot, MongoDB, Cloud, Postgres, etc.) and various AI tools.
 * Some experience and familiarity with file transmissions, Cloud environments, Callouts from Mainframe to Distributed services, Security Tokens, and authentication mechanisms.
 * Strong preference for experience with high-volume brokerage transactions processing and posting, both batch and real-time.

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## Description

* Architect, design, develop, and implement complex software solutions, specifically focusing on interfaces between legacy mainframe and distributed applications.
 * Collaborate with cross-functional teams to deeply understand business requirements and identify prime opportunities for application modernization.
 * Lead the solutioning, design, and implementation of comprehensive modernization strategies, including mainframe migration, refactoring, and establishing seamless callouts to distributed platforms.
 * Evaluate existing legacy systems to propose and implement solutions that significantly improve performance, scalability, and maintainability.
 * Develop and maintain automated processes for legacy applications, ensuring consistency, efficiency, and reliability.
 * Actively stay current with emerging technologies and industry trends, particularly those related to legacy application modernization and AI.
 * Act as a mentor for technical teams, providing guidance, support, and knowledge sharing to augment skillsets in both Mainframe and Distributed Technologies.
 * Utilize AI coding tools and Agentic AI to increase personal and team productivity, fostering a culture of innovation.
 * Demonstrate a strong commitment to adhering to project timelines and consistently delivering high-quality results within specified deadlines.
 * Proactively address obstacles and challenges to ensure the timely completion of tasks and projects.