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Telecommute Java Mainframe Developer Jobs (NOW HIRING)

Edge Global

$47.50 - $61.25/hr

COBOL, IMS, DB2,JCL,VSAM, CICS • 8 to 12 Yrs of experience in the Mainframe & Java Modernisation ... Programming experience on Mainframe COBOL/CICS/JCL/IMS/DB2 Strong in triaging production issues ...

Stefanini Group

Mainframe Developer

Dearborn, MI

$45 - $58/hr

Stefanini is looking for a Mainframe Developer (Dearborn, MI) For quick apply, please reach out to ... Exposure to some advanced technologies (SAP, JAVA, etc) with a keen ability to bridge Advanced ...

New

Stefanini Group

Mainframe Developer

Dearborn, MI

$45 - $58/hr

Stefanini is looking for a Mainframe Developer (Dearborn, MI) For quick apply, please reach out to ... Exposure to some advanced technologies (SAP, JAVA, etc) with a keen ability to bridge Advanced ...

New

Seven Seven Software

Mainframe Developer

Tampa, FL · On-site

$46.25 - $59.50/hr

Proficiency in one or more modern programming languages * Understanding of software skills such as ... Experience in Java, JSON, JMS, Kafka, API REST services, Spring Boot, WOLA is a plus * Experience ...

Ztek Consulting

Cards Mainframe Developer

Chicago, IL

$50.50 - $65/hr

Cards Mainframe Developer Location: Chicago, IL Position Type: Contract Duration: 6 / 12 Month Work ... Java for extended automation or backend integrations. • Additional mainframe skills such as: o ...

Stefanini

Mainframe Developer

Dearborn, MI

$45.25 - $58/hr

Stefanini is looking for a Mainframe Developer (Dearborn, MI) For quick apply, please reach out to ... JAVA, etc) with a keen ability to bridge Advanced Technologies with complex legacy interfaces in a ...

Seven Seven Software

Mainframe Developer

Tampa, FL · On-site

$46.25 - $59.50/hr

In this role as Software Engineer, you will be partnering with Technology, Operations, Product and ... Experience in Java, JSON, JMS, Kafka, API REST services, Spring Boot, WOLA is a plus * Experience ...

Sonoma Consulting Inc.

Mainframe EDI Developer

Glenview, IL

$48.25 - $62.25/hr

... JAVA a plus Knowledge of FTP and AS2 communications is a plus Additional Information Keywords: Mainframe, EDI, Cobol, Sterling Integrator, GIS, B2BI, DB2, SQL Similar Titles: EDI Mainframe Developer ...

Glow Networks

Java Developer with Mainframe

Dallas, TX

$56.75 - $72.50/hr

Role: Java Developer with Mainframe Location: Philadelphia, PA Bachelor's degree (or foreign equivalent) in Computer Science, Engineering, or a related technical field Define and develop test ...

Glow Networks

Java Developer with Mainframe

Dallas, TX · On-site

$53.75 - $68.50/hr

Role: Java Developer with Mainframe Location: Philadelphia, PA Bachelor's degree (or foreign equivalent) in Computer Science, Engineering, or a related technical field Define and develop test ...

Nava Software Solutions

Mainframe Engineer

Somerset, NJ · Remote

$49.25 - $63.25/hr

NAVA Software solutions is looking for a Mainframe Engineer Details: Mainframe Engineer Location ... Legacy application migration; going from mainframe to java * 7+ year road map; losing legacy staff ...

NAVA Software Solutions

Mainframe Engineer

Somerset, NJ · On-site

$49.25 - $63.25/hr

NAVA Software solutions is looking for a Mainframe Engineer Details: Mainframe Engineer Location ... Legacy application migration; going from mainframe to java * 7+ year road map; losing legacy staff ...

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All JobsTelecommute Java Mainframe Developer Jobs

Telecommute Java Mainframe Developer information

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$15

$56

$77

How much do telecommute java mainframe developer jobs pay per hour?

As of Jun 3, 2026, the average hourly pay for telecommute java mainframe developer in the United States is $56.70, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.46 per hour, depending on experience, location, and employer.
What are the most commonly searched types of Java Mainframe Developer jobs? The most popular types of Java Mainframe Developer jobs are:
Telecommute Java Mainframe Developer jobs near you
Infographic showing various Telecommute Java Mainframe Developer job openings in the United States as of May 2026, with employment types broken down into 29% Full Time, and 71% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $117,931 per year, or $56.7 per hour.
Senior Mainframe Developer (Onsite)

Senior Mainframe Developer (Onsite)

Serigor, Inc.

Columbia, MD • On-site

$48.25 - $62/hr

Full-time

Posted 8 days ago

Job description

Job Title: Senior Mainframe Developer (Onsite)
Location: Columbia, MD
Job Type: Full-Time
Job Description:
  • We are seeking a highly experienced Senior Mainframe Developer to support large-scale enterprise modernization initiatives focused on transforming legacy Mainframe applications into modern, cloud-ready .NET platforms.
  • This role requires deep expertise in Mainframe technologies, enterprise modernization, and technical leadership. The ideal candidate will lead Mainframe analysis and modernization activities, collaborate with cross-functional engineering teams, and serve as the primary Mainframe technical lead throughout the modernization lifecycle.
  • Candidates should have strong experience analyzing complex legacy applications, documenting business rules and system dependencies, supporting AI-assisted modernization efforts, and working closely with client stakeholders and modernization teams.
  • Experience with automated code conversion tools, modernization factories, and enterprise transformation platforms is highly preferred.

Key Responsibilities:
  • Analyze, maintain, support, and modernize large-scale Mainframe applications and legacy systems
  • Work extensively with:
    • COBOL
    • JCL and PROCs
    • CICS
    • VSAM
    • DB2
    • IMS
    • BMS Maps
    • Batch processing environments
  • Lead Mainframe modernization discussions, workshops, and technical assessments with client stakeholders
  • Serve as the primary Mainframe technical lead for modernization activities, dependencies, and integration efforts
  • Analyze legacy business workflows, system integrations, data structures, and application dependencies
  • Recommend modernization, migration, remediation, and transformation strategies
  • Support AI-assisted code conversion, remediation, and modernization workflows
  • Document business rules, technical processes, data mappings, reconciliation logic, and functional behavior
  • Collaborate closely with .NET developers, architects, QA teams, DevOps engineers, and business analysts
  • Lead source code inventory analysis, dependency mapping, and system assessment activities
  • Support functional equivalence validation, reconciliation, testing, and stabilization efforts
  • Assist with enterprise data migration and synchronization between legacy and modernized systems
  • Troubleshoot production issues, optimize batch workloads, and support application enhancements
  • Participate in modernization factory workflows including automated analysis, remediation, and transformation activities
  • Prepare technical documentation, modernization artifacts, operational runbooks, and system analysis reports
  • Provide mentorship and technical leadership to modernization teams

Required Qualifications:
  • 15+ years of hands-on experience with enterprise Mainframe applications
  • Strong expertise with:
    • COBOL
    • JCL and PROCs
    • CICS
    • VSAM
    • DB2
    • IMS
    • BMS Maps
    • Batch processing systems
  • Strong understanding of:
    • Enterprise Mainframe architectures
    • Transaction processing systems
    • Batch processing frameworks
    • Legacy application workflows
    • Enterprise integration patterns
  • Extensive experience supporting large-scale legacy modernization initiatives
  • Experience working with automated code analysis tools, transformation pipelines, and modernization accelerators
  • Strong client-facing communication and stakeholder management skills
  • Experience serving as a technical lead on modernization programs
  • Strong understanding of enterprise business processes, data flows, and system dependencies
  • Exposure to:
    • Distributed systems
    • APIs and middleware
    • Hybrid integration architectures
    • Cloud modernization initiatives
  • Familiarity with AWS and/or Azure environments
  • Strong troubleshooting, analytical, and problem-solving skills
  • Ability to lead technical modernization activities independently in fast-paced enterprise environments
  • Excellent written and verbal communication skills

Preferred Qualifications
  • Exposure to:
    • C#
    • .NET / .NET Core
    • Java
    • Modern distributed application environments
  • Hands-on experience with:
    • Mainframe-to-.NET transformation
    • AI-assisted code conversion
    • Automated remediation workflows
    • Functional equivalence validation
    • Modernization factory delivery models
  • Experience working in Agile/Scrum delivery environments
  • Experience supporting government, financial, healthcare, tax, or other large enterprise modernization programs
  • Experience working with modernization factories, automated conversion tools, and migration accelerators
  • Familiarity with cloud-native modernization and hybrid cloud integration strategies

Technical Environment:
Mainframe Technologies:
  • Mainframe
  • COBOL
  • JCL and PROCs
  • CICS
  • VSAM
  • IMS
  • DB2
  • BMS Maps
  • Batch Processing Systems

Databases:
  • DB2
  • Microsoft SQL Server

Modernization & Integration:
  • Mainframe-to-.NET Migration
  • AI-Assisted Code Conversion
  • Automated Code Remediation
  • Functional Equivalence Testing
  • Enterprise Transformation Platforms
  • APIs and Middleware
  • System Integration

Cloud & Infrastructure:
  • AWS
  • Azure
  • Hybrid Cloud Architectures

Delivery & Operations:
  • Production Support
  • Technical Analysis
  • Migration Strategy
  • Source Code Analysis
  • Dependency Mapping
  • System Reconciliation
  • Technical Leadership

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