Mainframe Developer, ACH

Dhaka Technologies Limited Company

. Design, develop, test, and implement mainframe applications supporting ACH payment origination, receipt, processing, and settlement .

Posted 9/18/2026contractBuffalo • New York • United StatesSeniorLead💰 $120,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive expertise in mainframe application development and support, particularly in COBOL, JCL, VSAM, DB2, and CICS, with a strong focus on ACH payment processing and production support.

Highest-signal resume keywords

COBOL ProgrammingJCL ScriptingVSAM Data StructuresDB2 Database ManagementCICS Online Component Development

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Mainframe DevelopmentACH Payment ProcessingBatch ProcessingRoot Cause AnalysisTechnical Documentation

Tools & Technologies

CA7CICSDB2VSAM

Industry Keywords

ACH File FormatsNACHA RulesPayment OriginationException Handling

About the role

Key responsibilities & impact

Design, develop, test, and implement mainframe applications supporting ACH payment origination, receipt, processing, and settlement
Write, enhance, and maintain COBOL programs, JCL, and supporting components across the ACH application portfolio
Work with DB2 and VSAM data structures, including data access design, query tuning, and file handling for high-volume batch processing
Develop and maintain CICS online components supporting payment inquiry, exception handling, and operational functions
Schedule, monitor, and troubleshoot batch cycles using CA7, and resolve job failures and abends within processing windows
Provide production support for ACH applications, including root cause analysis, defect resolution, and incident follow-up
Analyze ACH file formats, NACHA rules, and return and exception processing, and translate requirements into technical designs
Partner with business analysts, operations, and downstream teams to ensure changes are correctly specified, tested, and released
Prepare technical documentation and support code reviews, change management, and audit requirements

Requirements

What you’ll need

Eight or more years of professional experience in mainframe development and support
Strong experience with COBOL, JCL, VSAM, DB2, and CICS
Experience with CA7 and related mainframe technologies
Strong background in mainframe development and production support
Experience with ACH platforms and payment processing
ACH domain knowledge combined with the mainframe skill set is required
Ability to work a hybrid schedule from Buffalo, NY
Must hold work authorization that does not require sponsorship now or in the future

Benefits

Comp & perks

Benefits included
W2 engagement through Sincera, a Virtusa company