<p>Robert Half is seeking a <strong>Senior COBOL Mainframe Developer </strong>with AWS experience to support an established insurance and financial services organization. This role focuses on building APIs and integration layers to expose data from legacy mainframe systems, while supporting ongoing maintenance (KTLO) and new capability development. </p><p><br></p><p>If you feel this aligns with your background, apply today!</p><p><br></p><p>Schedule: Core availability 9:00 AM – 3:00 PM PST</p><p>Duration: 6-month contract, likely to extend or convert</p><p>Location: 100% Remote</p><p><br></p><p><em>Candidates must be authorized to work in the U.S. without the need for sponsorship.</em></p><p><br></p><p><strong>Job Duties:</strong></p><ul><li>Develop, enhance, and maintain IBM mainframe applications supporting legacy insurance and retirement systems</li><li>Build and support APIs and integration layers to expose mainframe data and functionality to downstream platforms</li><li>Maintain and enhance COBOL-based systems, including batch processing and online transactions</li><li>Support KTLO (Keep the Lights On) work, production stability, and ongoing system maintenance</li><li>Design and implement AWS-based solutions as needed to support integrations and platform capabilities</li><li>Participate in technical design discussions to ensure system reliability, scalability, and long-term stability</li><li>Contribute to new capability development on top of existing legacy systems (not net-new policy platforms)</li></ul>

<p><strong>Skills Required:</strong></p><ul><li>10+ years of hands-on IBM mainframe development experience in production environments</li><li>Strong experience with: COBOL, CICS, DB2, JCL, VSAM</li><li>Experience building or supporting APIs on the mainframe</li><li>Strong understanding of legacy systems, batch processing, and transaction-based architectures</li><li>Hands-on AWS experience is required, <em>(AWS architect-level experience is not required.)</em></li><li>Experience with SOAP and/or REST integrations</li><li>Ability to work independently in a distributed team environment without dedicated AWS-only engineers</li></ul><p><strong>Nice-to-Haves:</strong></p><ul><li>Experience with Vantage or similar annuity / insurance policy administration systems</li><li>Prior experience in insurance or financial services environments</li><li>Familiarity with AI-assisted development tools</li><li>Experience supporting or working across multiple versions of COBOL</li></ul><p><br></p>

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.^®</h3> <p>Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.</p> <p>Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s <a href="https://www.roberthalf.com/us/en/terms">Terms of Use</a> and <a href="https://www.roberthalf.com/us/en/privacy">Privacy Notice</a>.</p>