R

Mainframe Developer

icon briefcase Job Type : Full Time

Number of Applicants

 : 

000+

Click to reveal the number of candidates who applied for this job.
icon loader
Apply Now
icon loader Apply Now

Let AI Supercharge Your Job Hunt!

JobCopilot scans 500,000+ company career sites daily to find jobs for you

Never miss an opportunity Save hours by auto-filling applications forms Land more interviews with tailored applications
happy man
thunder iconActivate JobCopilot

Job Description - Mainframe Developer

Due to the increasing number of fraudulent and misrepresented applications, all shortlisted candidates will undergo comprehensive identity, employment, and credential verification as part of the hiring process.


Job Expectations:

  • Position Type: Experienced - Consultant
  • Employment Type: Full-Time, Independent Contractor (Direct Hire)
  • Work Setup & Location: Occasionally Onsite - Metro Manila
  • Work Schedule: Weekdays; Night Shift
  • Industry: IT Consulting & Services

About the Job:

We are looking for an experienced Mainframe Developer to join our client's team and support Medicaid/MMIS systems development and maintenance initiatives. In this role, you will work closely with Medicaid Services MMIS and MEDS teams to develop, enhance, and support COBOL and ADS programs within IDMS database environments. You will be responsible for coding, debugging, testing, and supporting production and QA activities while collaborating with technical and business teams in a healthcare-focused environment.

Key Responsibilities:

  • Develop, maintain, and enhance mainframe applications using COBOL, ADS, and IDMS technologies.
  • Perform coding changes in accordance with technical and design specifications.
  • Debug, unit test, and support integration testing for application enhancements and fixes.
  • Collaborate with MMIS, MEDS, QA, and business teams to support testing activities and issue resolution.
  • Support User Acceptance Testing (UAT), QA testing, and external testing by implementing required fixes and updates.
  • Work with IDMS Network and Relational Databases for application development and maintenance.
  • Participate in on-call support rotation and assist in resolving production issues.
  • Prepare and maintain technical documentation related to application changes and support activities.
  • Collaborate effectively with internal staff and external contractors in a remote work environment.
  • Ensure adherence to development standards, processes, and operational procedures.

Qualifications:

  • Bachelor's Degree in Information Technology, Computer Science, or related field.
  • 12+ years of experience in Mainframe Development.
  • 10+ years of hands-on experience with MVS COBOL, JCL, and IDMS/Network.
  • 7+ years of experience with CA-ADS.
  • 5+ years of experience with Changeman, CICS, and VSAM.
  • Strong experience in debugging, testing, and maintaining legacy mainframe systems.
  • Experience in Medicaid, Medicare, MMIS, or healthcare claims processing is highly preferred.
  • Familiarity with tools and technologies such as SAS, File-Aid, MQ, Endevor, and Xpeditor is an advantage.
  • Can start immediately, if possible.
Original job Mainframe Developer posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Apply Now
Share Job
Share Job

Auto-Apply to Mainframe Developer Jobs with your AI JobCopilot

thunder icon Auto-Apply with AI

Similar Mainframe Developer Jobs in the Philippines

GrabJobs is the no1 job portal in the Philippines, connecting you to thousands of jobs fast! Find the best jobs in the Philippines, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.