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Mainframe Developer (COBOL/DB2)

HTC Global Services Inc

Dearborn, MI

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JOB DETAILS
JOB TYPE
Full-time, Employee
SKILLS
Agile Programming Methodologies, Analysis Skills, Application Integration, Application Programming Interface (API), Business Analysis, Business Processes, Cobol Programming Language, Continuous Deployment/Delivery, Continuous Integration, Cross-Functional, Cryptography, Data Structures, Database Administration, Database Architecture, Database Technology, Emerging Technology, Enterprise Applications, High Level Architecture (HLA), Hybrid Cloud, IBM DB2, IBM Rexx Programming Language, IP Multimedia System (IMS), Identify Issues, Information/Data Security (InfoSec), JCL (Job Control Language), Java, Mainframe Computer, Message Services, Messaging Middleware, Microservices, Microsoft SQL Server, Multiplatform/Cross-Platform, Performance Management, Problem Solving Skills, Production Support, Programming Tools, REST (Representational State Transfer), Software Administration, Software Architecture, Software Development, Software Development Lifecycle (SDLC), Software Testing, Stored Procedures, Systems Analysis, Test Driven Development (TDD), Test Plan/Schedule, Test Strategy, Transaction Processing/Management
LOCATION
Dearborn, MI
POSTED
2 days ago

Job Title

Mainframe Developer (COBOL/DB2)

Overview / Summary

We are seeking an experienced Mainframe Developer to design, develop, test, maintain, and support critical software applications. The role involves participating in the full software development lifecycle (SDLC), including business analysis, technical consultation, solution design, development, testing, deployment, and production support. This position focuses on backend mainframe development and integration with Java-based systems to support enterprise applications and transaction processing.

Key Responsibilities

  • Collaborate with business partners and product owners to understand requirements, business processes, and system needs.
  • Design, develop, troubleshoot, and enhance mainframe applications using COBOL, DB2, JCL, VSAM, IMS, and REXX.
  • Analyze application and service requirements to determine appropriate technologies, integration approaches, and deployment strategies.
  • Design high-level software architecture, including interfaces between Java-based applications and DB2 backend databases.
  • Work closely with cross-functional teams, including product owners, developers, architects, and database administrators.
  • Define and implement software testing strategies, guidelines, policies, and processes for batch and online transaction applications.
  • Improve application performance and recommend DB2 database tuning enhancements.
  • Support and utilize development tools, including Endeavor, to improve engineering efficiency.
  • Apply software development practices such as test-driven development (TDD), continuous integration, and continuous delivery (CI/CD).
  • Support security practices, including data protection, encryption, secure APIs, and data anonymization across multiple database platforms.
  • Develop and maintain backend applications, APIs, microservices, database layers, stored procedures, and integration components.
  • Evaluate and implement emerging technologies, including modern mainframe tools, hybrid-cloud integration capabilities, and DB2 REST services.
  • Provide production support and participate in issue resolution activities as required.
  • Provide off-hours production support for North America Eastern Time Zone operations when needed.

Required Qualifications

  • Bachelor's Degree.
  • 5–10 years of hands-on experience in Mainframe development, systems analysis, and production support across all phases of the SDLC.
  • Extensive experience with COBOL, DB2, JCL, VSAM, IMS, and REXX in batch and online transactional environments.
  • Strong experience with DB2 stored procedures, DB2 REST services, Message Queues (MQs), SQL Server, and Endeavor.
  • Experience working with both mainframe (DB2) and non-mainframe (SQL Server) data structures.
  • Experience supporting integration between Java applications and DB2 databases through stored procedures, MQs, or REST services.
  • Strong analytical and problem-solving skills.
  • Experience working in Agile software development environments.

What Makes HTC A Great Place To Build Your Future

HTC Global Services wants you to join our team. Come build new things with us and advance your career. At HTC Global, you’ll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together. You’ll have long-term opportunities to grow your career and develop skills in the latest emerging technologies.

At HTC Global Services, our employees have access to a comprehensive benefits package. Benefits can include Group Health (Medical, Dental, and Vision), Paid Time Off, Paid Holidays, 401(k) matching, Group Life and Disability insurance, Professional Development opportunities, Wellness programs, and a variety of other perks.

Our success as a company is built on inclusion and diversity. HTC Global Services is committed to providing a workplace free from discrimination and harassment, where every employee is treated with dignity and respect. We celebrate differences and believe that diverse cultures, perspectives, and skills drive innovation and success. HTC is an Equal Opportunity Employer and a proud National Minority Supplier. We seek to empower each individual, fostering an environment where everyone feels valued, included, and respected.

 #LI-Hybrid #LI-CP1

About the Company

H

HTC Global Services Inc

Shaping careers since 1990 - our long tenured employees are a testimony of the work culture. Join our global employee base of 12,000 and help us bring human expertise to tech in order to deliver purposeful solutions that amplify value.
COMPANY SIZE
1,000 to 1,499 employees
INDUSTRY
Computer/IT Services
FOUNDED
1990
WEBSITE
https://www.htcinc.com/

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