Senior Software Engineer - CICS, Mainframe Modernization

MainframeMaster; Gurgaon; On-site; INR 1,000,000 - 1,500,000; Full time

Job summary

MainframeMaster is looking for a Senior Software Engineer in Gurgaon, India, to enhance healthcare systems using CICS and COBOL.

The ideal candidate should possess solid experience in application development, especially in high volume environments. Responsibilities include application design, mentoring junior developers, and ensuring high transaction system performance. Join us to make a significant impact in healthcare technology!

Qualifications

• Solid hands-on experience in COBOL, CICS, JCL, DB2, VSAM.
• Experience working with high volume transactional systems.
• Understanding of SDLC, Agile methodology, and performance tuning.

Responsibilities

• Design, develop, test, and maintain CICS online applications.
• Develop and enhance programs using COBOL, CICS, DB2 on IBM z/OS.
• Collaborate with business analysts and mentor junior developers.

Skills

CICS application development

COBOL

DB2

JCL

VSAM

Microservices

Tools

Endevor

File Aid

XPEDITER

BMC

NDM

Job description

# Senior Software Engineer - CICS, Mainframe ModernizationUnitedHealth Groupfixed-termGurgaon, India1 viewsPosted June 1, 2026## Job DescriptionOptum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.We are looking for a Senior Software Engineer with strong **CICS** application development experience to support and enhance mission critical healthcare systems. The role focuses on high volume, high availability applications supporting claims processing, eligibility, enrollment, benefits, and provider data, while also contributing to modernization and AI enabled initiatives.Primary Responsibilities:Design, develop, test, and maintain **CICS** online applications supporting healthcare business functions such as claims adjudication, member eligibility, enrollment, and provider managementDevelop and enhance programs using **COBOL**, **CICS**, **DB2**, **VSAM**, and **JCL** on IBM z/OSWork extensively with **CICS** transactions, pseudo conversational programs, TSQs, TDQs, and transaction recovery mechanismsDesign **microservices** and/or z/OS connect or Bundle API'sPerform impact analysis for regulatory or business changes (e.g., benefit rules, plan changes)Ensure applications meet performance, scalability, and availability SLAs for high transaction healthcare systemsParticipate in production support, incident resolution, root cause analysis, and preventive maintenanceCollaborate with business analysts, testing teams, and distributed system teams supporting healthcare platformsMentor junior developers and drive adherence to coding standards and healthcare IT best practicesComply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so## Requirements & SkillsRequired Qualifications:Solid hands on experience in **COBOL**, **CICS**, **JCL**, **DB2**, **VSAM**Experience working with high volume transactional systemsExperience with tools such as Endevor, **File Aid**, XPEDITER, SPUFI,BMC,**NDM** etc.Experience in healthcare payer or provider systems, including:Claims processingMember enrollment & eligibilityProvider data managementBenefits configurationDeep understanding of **CICS** architecture, transaction control, and error handlingFamiliarity with batch-online integration in healthcare workflowsUnderstanding of SDLC, Agile methodology, release management, incident management, and on call supportUnderstanding of performance tuning / Optimization methodsAwareness of HIPAA regulations, data privacy, and security requirementsProven ability to work with regulated, audit driven healthcare environmentsPreferred Qualifications:Healthcare Domain ExperienceExperience as an AI Builder on Low Code platforms for automation or workflow enablementExposure to **Java** / **Spring Boot**, especially for mainframe to distributed integration or APIsUnderstanding of GenAI use cases in healthcare IT (code modernization, defect analysis, documentation, testing acceleration)Knowledge of mainframe modernization initiatives and hybrid architecturesFamiliarity with DevOps concepts and CI/CD for enterprise healthcare systemsSoft SkillsSolid analytical and problem solving capabilitiesAbility to communicate effectively with technical and business stakeholdersExperience working in onshore offshore healthcare delivery modelsLeadership mindset with mentoring ability## How to ApplyApply directly through the application link above### Technologies* COBOL* JCL* CICS* Vsam* DB2* Ims* Artificial Intelligence* Microservices* Z Os Connect* Spring Boot* File Aid* Java* Git* Ndm* Aws