Senior Mainframe COBOL Developer ​/ Technical Lead - Onsite

Senior Mainframe COBOL Developer / Technical Lead
- Onsite

Date: Aug 6, 2026

Company: NTT DATA Services

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization,

We are currently seeking a Senior Mainframe COBOL Developer / Technical Lead
- Onsite to join our team in Plano, Texas (US-TX), United States (US).

We are seeking an experienced Senior Mainframe COBOL Developer / Technical Lead to provide technical leadership on enterprise-scale, high-volume transactional systems. In this role, you will design and enhance mainframe solutions, mentor development teams, establish technical standards, and drive the modernization and reliability of critical business applications.

If you enjoy solving complex technical challenges, leading engineering initiatives, and working on mission-critical systems, we’d like to hear from you.

• Lead the design, development, and support of enterprise mainframe applications.
• Provide technical leadership and mentorship to development teams.
• Design and maintain scalable, high-performance architecture for large-volume data processing.
• Establish and promote development standards, best practices, and code quality.
• Evaluate existing platforms and recommend improvements to meet current and future business needs.
• Partner with Infrastructure and Operations teams to plan upgrades, optimize performance, and resolve production issues.
• Collaborate with business and technical stakeholders to improve processes, systems, and customer experience.
• Participate in code reviews, unit testing, production support, and troubleshooting.

• 8+ years of experience developing enterprise applications using COBOL, DB2, VSAM, and JCL.
• Strong experience supporting high-volume, mission-critical mainframe applications.
• Experience with CICS, including Dynamic Transaction Routing (preferred).
• Hands-on experience with DB2 utilities, File-AID, scheduling tools, and debugging tools.
• Understanding of distributed systems and application integration.
• Experience working with highly available, fault-tolerant, data-intensive environments.
• Strong analytical and problem-solving skills with the ability to identify risks and implement effective solutions.
• Excellent communication, collaboration, and stakeholder management skills.
• Proven ability to lead technical initiatives, influence engineering decisions, and mentor team members.
• Ability to manage multiple priorities in a fast-paced, evolving environment.

• Experience with in the Brokerage, Financial Services, or Capital Markets industry.
• Experience leading modernization or platform improvement initiatives.
• Demonstrated success working with geographically distributed teams.

• A passion for building reliable, scalable enterprise solutions.
• Strong technical leadership and mentoring abilities.
• A proactive mindset with a focus on continuous improvement.
• The ability to translate business needs into practical technical solutions while delivering high-quality results.

Where required by law, NTT DATA provides a reasonable range of compensation for specific roles. The starting pay range for this remote role is $92,408 -$213,906. This range reflects the minimum and maximum target compensation for the position across all US locations. Actual compensation will depend on a number of factors, including the candidate’s actual work location, relevant experience, technical skills, and other qualifications.

• medical insurance with an employer contribution
• dental insurance with an employer contribution
• vision insurance with an employer contribution
• flexible spending or health savings account
• life and AD&D insurance
• short- and long-term disability coverage
• paid time off
• employee assistance
• participation in a 401k program with company match
• additional voluntary or legally-required benefits

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to…