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Intern Mainframe Applications Developer Jobs in Ashburn, VA

Delan Associates, Inc

Mainframe Developer

Mclean, VA

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

Delan Associates, Inc.

Mainframe Developer

Mclean, VA · On-site

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

Delan Associates, Inc

Mainframe Developer

Mclean, VA · On-site

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

Corinth

Mainframe DBA/COBOL Programmer

Leesburg, VA · Remote

$86K - $97K/yr

Mainframe DBA/COBOL Programmer Location: Remote Employment Type: Full-Time, Exempt Salary Range ... Experience maintaining and enhancing mainframe applications using ISPF, CICS, and related mainframe ...

System One

Senior Mainframe Developer (COBOL)

Reston, VA · Remote

$83/hr

Senior Mainframe Developer (COBOL) Location: Primarily Remote Onsite Expectations: Monthly travel ... You'll play a key role in maintaining critical applications, supporting high-volume systems, and ...

Accenture

Mainframe Specialist

Herndon, VA · On-site

$70K - $196K/yr

Lead the design, development, and modernization of mainframe applications, enforcing best practices ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

System One

Senior Mainframe Engineer

Merrifield, VA · Remote

Senior Mainframe Engineer Location: remote Pay rate: open to W2 and established 1099s Position type ... Experience with FIS/Systematics core banking applications is highly preferred. The role also ...

Corinth

COBOL Programmer

Leesburg, VA · Remote

$86K - $97K/yr

COBOL Programmer Location: Remote Employment Type: Full-Time, Exempt Salary Range: $86,000 - $97 ... Familiarity with mainframe utilities and applications such as File Master, Test-rite, and SAR.

BRMi

Mainframe Engineer

Vienna, VA · On-site

... critical mainframe systems and applications, including CICS, Db2, IMS, JES, MQ, and related ... Advanced REXX programming experience within enterprise mainframe environments. * Strong hands-on ...

Stem Xpert

Mainframe Tester

Mclean, VA

... engineering and systems integration. Our tightly integrated offerings are tailored to each clients ... Combining applications, platforms, infrastructure, knowledge processes, and domain expertise allows ...

TechFlow, Inc.

Help Desk Specialist

Arlington, VA · On-site

$45K - $50K/yr

Provide first and second-tier technical support to end users for PC, server, and mainframe ... Coordinate with network services, software systems engineering, and applications development teams ...

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How much do intern mainframe applications developer jobs pay per hour?

As of Aug 27, 2026, the average hourly pay for intern mainframe applications developer in Ashburn, VA is $23.41, according to ZipRecruiter salary data. Most workers in this role earn between $18.94 and $24.81 per hour, depending on experience, location, and employer.

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The most popular types of Mainframe Applications Developer jobs in Ashburn, VA are:

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Intern Mainframe Applications Developer jobs near you

Mainframe Developer

Delan Associates, Inc

Mclean, VA

$49.50 - $63.75/hr

Contractor

Re-posted 27 days ago

Job description

Position: Mainframe Developer (Banking Domain)

Location: McLean, VA (Onsite, 5 days/week)

Note: This position is open to local candidates in McLean, VA only. Face-to-face (F2F) interviews are mandatory, so candidates must be available to attend an in-person interview.

Job Summary

We are seeking an experienced Mainframe Developer with strong expertise in the Banking domain to design, develop, maintain, and support mission-critical mainframe applications. The ideal candidate should have hands-on experience with COBOL, JCL, DB2, CICS, VSAM, and IBM mainframe technologies, along with a solid understanding of banking processes such as deposits, loans, payments, cards, or core banking.

Key Responsibilities

Design, develop, test, and maintain IBM Mainframe applications

Analyze business and functional requirements and convert them into technical solutions

Develop and enhance applications using COBOL, JCL, CICS, DB2, and VSAM

Create and modify JCLs for batch processing and job scheduling

Perform code reviews, unit testing, integration testing, and production support

Troubleshoot production issues and perform root cause analysis

Optimize application performance and improve batch processing efficiency

Work with business analysts, QA teams, and stakeholders throughout the SDLC

Participate in system upgrades, migrations, and application modernization initiatives

Maintain technical documentation and follow development standards

Required Skills

Mainframe Technologies

COBOL

JCL (Job Control Language)

CICS

DB2

VSAM

IMS (preferred)

TSO/ISPF

IBM z/OS

File-AID

Endevor, Changeman, or ISPW

SDSF

SPUFI

Database

DB2

SQL

Version Control

Endevor

Changeman

Git (preferred)

Scheduling Tools

CA-7

Control-M

OPC/TWS (preferred)

Employment Type: CONTRACTOR

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