Senior Mainframe COBOL Developer / Technical Lead - Onsite

NTT DATA, Inc.; Plano (TX); On-site; USD 92,000 - 214,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k with company match

Paid time off

Employee assistance

Job summary

NTT DATA Services in Plano, Texas is seeking a Senior Mainframe COBOL Developer / Technical Lead to drive technical leadership on high-volume, mission-critical systems. You will design and enhance mainframe solutions, mentor teams, and set standards for reliability and performance.

The role requires hands-on COBOL/DB2/VSAM/JCL expertise with CICS experience preferred. You will collaborate with business stakeholders and cross-functional teams to modernize platforms while delivering robust

Qualifications

• 8+ years of experience building enterprise mainframe applications.
• Experience with high-volume, mission-critical mainframe systems.
• Strong knowledge of COBOL, DB2, VSAM, and JCL.
• Familiarity with CICS and Dynamic Transaction Routing preferred.

Responsibilities

• Lead design, development, and support of enterprise mainframe apps.
• Mentor and guide development teams on best practices.
• Define scalable, high-performance data processing architectures.
• Establish development standards and code quality expectations.
• Evaluate platforms and drive modernization initiatives.
• Collaborate with Infra and Ops to plan upgrades and resolve issues.
• Partner with stakeholders to improve processes and user experience.
• Participate in code reviews and production support.

Skills

COBOL

DB2

VSAM

JCL

CICS

Code reviews

Tools

File-AID

Scheduling tools

Debugging tools

Job description

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).

Senior Mainframe COBOL Developer / Technical Lead

About the Role

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.

Key Responsibilities

• 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.

Required Qualifications

• 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.

Preferred Qualifications

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

What You’ll Bring

• 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.

Pay Transparency

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.

Benefits

• 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

About NTT DATA

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us .

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us .This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here . If you’d like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .

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