Software Development Senior Specialist

NTT DATA North America; Región Centro; Presencial; MXN 600.000 - 900.000; Jornada completa

Descripción de la vacante

NTT DATA North America seeks a Software Development Senior Specialist to join our Guadalajara, Jalisco team. You will work on mainframe applications, coding COBOL and JCL, and supporting DB2/VSAM in a high-availability environment.

You will design, implement, and test batch and online programs, collaborate with analysts and testers, and help senior staff drive performance improvements and modernization efforts.

Formación

• Hands-on COBOL, JCL, CICS in a z/OS mainframe environment.
• Experience with DB2 and VSAM.
• Strong analytical and debugging abilities; able to optimize performance and fix defects.
• Mentor junior developers and participate in code reviews.

Responsabilidades

• Design, code, test, and maintain COBOL programs in a Mainframe (z/OS) environment.
• Develop and maintain batch and online applications using COBOL, JCL, DB2, and CICS.
• Handle change requests, enhancements, and production defect fixes.
• Ensure code quality, performance, and adherence to standards.
• Write and review technical design documents and impact analyses.
• Collaborate with analysts, testers, and project managers to deliver on time.

Conocimientos

Mainframe experience

Analytical skills

Debugging

Mentoring

Herramientas

Endevor

Changeman

Serena

Xpediter

Abend-AID

ISPF

SDSF

QMF

SPUFI

Expeditor

File-Aid

Descripción del empleo

Req ID: 375476

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 Software Development Senior Specialist to join our team in guadalajara, Jalisco (MX-JAL), Mexico (MX).

• Hands-on development experience in Mainframe support L2 with strong expertise in mainframe application maintenance.
• 6-8 overall Software experience
• Strong in Mainframe
• The ideal candidate will have hands-on experience in COBOL, JCL, DB2, and VSAM, along with solid analytical and debugging skills.
• The role involves enhancing, supporting, and modernizing mainframe-based applications in a high-availability enterprise environment.

Roles and Responsibilities

• Application Development & Enhancement
• Design, code, test, and implement COBOL programs in a Mainframe (z/OS) environment.
• Develop and maintain batch and online applications using COBOL, JCL, DB2, and CICS.
• Work on change requests, new enhancements, and production defect fixes.
• Ensure compliance with coding standards, performance optimization, and quality guidelines.
• Database and File Management
• Write efficient SQL queries and embedded DB2 SQL within COBOL programs.
• Work with VSAM files, sequential datasets, and data manipulation utilities.
• Analyze performance issues related to I/O, indexes, and locking mechanisms.
• Analysis & Documentation
• Understand business requirements, prepare technical design documents (TDD) and impact analysis.
• Participate in code reviews, peer testing, and QA coordination.
• Maintain version control and deployment documentation using tools such as Endevor, Changeman, or Serena.
• Collaboration & Communication
• Work closely with business analysts, testers, and project managers to ensure timely delivery.
• Provide knowledge transfer (KT) and mentoring for junior developers.
• Participate in agile ceremonies or waterfall review cycles based on project methodology.

Technical Skills Required

Category:-Technologies / Tools

• Programming Languages: COBOL, JCL, CICS
• Databases-DB2, VSAM
• Operating System-IBM z/OS, MVS
• Utilities / Tools-File-Aid, Abend-AID, Expeditor, QMF, SPUFI
• Job Scheduling-CA7, Control-M (or equivalent)
• Version Control-Endevor, Changeman, Serena
• Debugging & Monitoring-Xpediter, Abend-AID, ISPF, SDSF
• Additional (Good to Have)-REXX, Easytrieve, MQ, API Integration basics

Soft Skills

• Strong analytical and debugging ability.
• Excellent communication and documentation skills.
• Ability to work independently and in cross-functional teams.
• Strong customer focus and ownership mindset for production stability.
• Experience working in agile or ITIL-based environments

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 a 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.

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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.