Mainframe Software Engineer (Java / C)

PKWARE is seeking a Mainframe Software Engineer with deep expertise in Java and C programming within IBM z / OS environments. You’ll design, develop, and maintain enterprise-grade software solutions on mainframe systems, ensuring high performance, reliability, and security .

Key Responsibilities

Develop, enhance, and maintain applications on IBM z / OS using C, Java, JCL, REXX , and related technologies.

Participate in the full SDLC : requirements analysis, design, coding, testing, and production support.

Optimize performance, troubleshoot defects, and ensure system reliability.

Collaborate with cross-functional teams (System Engineers, QA, DevOps, Business Stakeholders).

Maintain technical documentation, coding standards, and operational procedures.

Support legacy systems while contributing to modernization efforts.

Required Qualifications

5+ years of programming experience in :

C (on z / OS)

Java (on z / OS, including JZOS Toolkit)

Strong understanding of IBM z / OS architecture, USS, JCL, and mainframe workflows.

Expertise in JNI for bridging Java and C on z / OS.

Proficiency in unit testing, logging frameworks, and packaging deployable JARs.

Secure coding practices in C and Java for mainframe environments.

Familiarity with enterprise source control and CI / CD tools.

Preferred Skills

Experience with CICS, DB2, IMS , or other enterprise middleware.

Knowledge of Zowe, z / OSMF, RESTful APIs , modernization / integration projects.

Familiarity with ICSF, RACF , Agile / Scrum, SMP / E packaging.

Exposure to SBOM generation and compliance standards (CycloneDX / SPDX).

Education

Bachelor’s degree in computer science, software engineering, IT, or equivalent experience.

What We Offer

Competitive salary and benefits.

Opportunity to work on mission-critical enterprise systems.

Professional growth and training on modern mainframe and hybrid cloud technologies.

Collaborative and inclusive work environment.

About PKWARE

PKWARE delivers the only data discovery and protection solution that locates and secures sensitive data across any device or environment. Our scalable software enables precise, automated visibility and control of personal data—even in the most complex IT environments. With 1,200+ customers , including leading financial institutions, retailers, healthcare organizations, and government agencies, PKWARE is an award-winning global leader in data security and compliance. Learn more at PKWARE.com.