Saint Louis, MO · Remote
$47.75 - $61.25/hr
Mainframe Developer Duration: 12+ Months Location: Remote Only W2 We are seeking a Mainframe Developer to develop, enhance, and support mission-critical applications on IBM z/OS. This role includes ...
Saint Louis, MO · Remote
$47.75 - $61.25/hr
Mainframe Developer Duration: 12+ Months Location: Remote Only W2 We are seeking a Mainframe Developer to develop, enhance, and support mission-critical applications on IBM z/OS. This role includes ...
O Fallon, MO · On-site
$45.75 - $59/hr
Mainframe Developer This position is responsible for developing new/enhancements to system functionality, providing system maintenance, setting up and supporting running of batch processes and ...
O Fallon, MO · On-site
$45.75 - $59/hr
Mainframe Developer This position is responsible for developing new/enhancements to system functionality, providing system maintenance, setting up and supporting running of batch processes and ...
O Fallon, MO · On-site
$45.75 - $59/hr
Lead Mainframe Developer Location: O'Fallon, MO OnSite Full Time Permanent & Contract Product: Hogan suite (UMB,CIS,CAMS etc.) Must Have Experience in L2 and L3 Maintenance, Support and Compliances ...
O Fallon, MO · On-site
$45.75 - $59/hr
Lead Mainframe Developer Location: O'Fallon, MO OnSite Full Time Permanent & Contract Product: Hogan suite (UMB,CIS,CAMS etc.) Must Have Experience in L2 and L3 Maintenance, Support and Compliances ...
Saint Louis, MO · On-site
$60K - $135K/yr
Job Title: Mainframe Developer City: Saint Louis State/Province: Missouri Posting Start Date: 5/26/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and ...
New
Saint Louis, MO · On-site
$60K - $135K/yr
Job Title: Mainframe Developer City: Saint Louis State/Province: Missouri Posting Start Date: 5/26/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and ...
New
O Fallon, MO · On-site
$45.75 - $59/hr
... MVS, z/OS and mainframe environment 3. Good analytical and problem-solving skills 4. Experience in Agile project delivery and DEVOPS tools 5. Ability to prioritise and work on multiple tasks ...
O Fallon, MO · On-site
$45.75 - $59/hr
... MVS, z/OS and mainframe environment 3. Good analytical and problem-solving skills 4. Experience in Agile project delivery and DEVOPS tools 5. Ability to prioritise and work on multiple tasks ...
O Fallon, MO · On-site
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
O Fallon, MO · On-site
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
O Fallon, MO · On-site
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
O Fallon, MO · On-site
$45.75 - $59/hr
Title and Summary Senior Software Engineer (Mainframe/COBOL) Overview Mastercard's Core Payments team is seeking a Senior mainframe engineering leader who can operate as a technical expert ...
O Fallon, MO · On-site
$60K - $135K/yr
Mainframe Developer City: O Fallon State/Province: Missouri Posting Start Date: 5/11/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company ...
O Fallon, MO · On-site
$60K - $135K/yr
Mainframe Developer City: O Fallon State/Province: Missouri Posting Start Date: 5/11/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company ...
O Fallon, MO · On-site
$60K - $135K/yr
Mainframe Developer City: O Fallon State/Province: Missouri Posting Start Date: 5/11/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company ...
O Fallon, MO · On-site
$60K - $135K/yr
Mainframe Developer City: O Fallon State/Province: Missouri Posting Start Date: 5/11/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company ...
Belton, MO · On-site
$43.50 - $55.75/hr
* Mainframe CICS Engineer * As a global financial services firm, client is committed to technological innovation. * Client relies on client technologists around the world to create leadingedge, secure ...
Belton, MO · On-site
$43.50 - $55.75/hr
* Mainframe CICS Engineer * As a global financial services firm, client is committed to technological innovation. * Client relies on client technologists around the world to create leadingedge, secure ...
A leading IT services provider seeks a Senior ADABAS Mainframe Systems Programmer to perform database upgrades and administration. Candidates should have over 10 years of experience with Software AG ...
A leading IT services provider seeks a Senior ADABAS Mainframe Systems Programmer to perform database upgrades and administration. Candidates should have over 10 years of experience with Software AG ...
O Fallon, MO · On-site
$45.75 - $59/hr
We are seeking a skilled and proactive DevOps/Application Support Engineer with hands-on experience in Jenkins, Dynatrace, Azure, PCF, and Mainframe support. The ideal candidate will be responsible ...
O Fallon, MO · On-site
$45.75 - $59/hr
We are seeking a skilled and proactive DevOps/Application Support Engineer with hands-on experience in Jenkins, Dynatrace, Azure, PCF, and Mainframe support. The ideal candidate will be responsible ...
Senior ADABAS Mainframe Systems Programmer Remote - United States Position Summary The successful candidate will perform mainframe database Software upgrades coupled with administration and tuning to ...
Senior ADABAS Mainframe Systems Programmer Remote - United States Position Summary The successful candidate will perform mainframe database Software upgrades coupled with administration and tuning to ...
O Fallon, MO · On-site
Mainframe developer background * Preferred: Client Facing - Offshore Collab
O Fallon, MO · On-site
Mainframe developer background * Preferred: Client Facing - Offshore Collab
O Fallon, MO · On-site
$45.75 - $59/hr
Lead Mainframe Location: O'Fallon, MO OnSite Full Time Permanent & Contract Product: Hogan suite ... DEVOPS tools. 5. Ability to prioritise and work on multiple tasks/incidents. 6. Possess self ...
O Fallon, MO · On-site
$45.75 - $59/hr
Lead Mainframe Location: O'Fallon, MO OnSite Full Time Permanent & Contract Product: Hogan suite ... DEVOPS tools. 5. Ability to prioritise and work on multiple tasks/incidents. 6. Possess self ...
O Fallon, MO · On-site
$115K - $184K/yr
Senior Software Engineer (Mainframe/COBOL) Overview Minimum 4 years of mainframe development experience Core Payments of MasterCard is involved in developing Authorization, Clearing, Debit and other ...
O Fallon, MO · On-site
$115K - $184K/yr
Senior Software Engineer (Mainframe/COBOL) Overview Minimum 4 years of mainframe development experience Core Payments of MasterCard is involved in developing Authorization, Clearing, Debit and other ...
Kansas City, MO · On-site
$50.75 - $64.75/hr
B4 Mainframe Systems Engineer A resume helps you stand out to hiring managers and recruiters; your resume communicates your experience and your brand. While it is not required, we encourage you to ...
Kansas City, MO · On-site
$50.75 - $64.75/hr
B4 Mainframe Systems Engineer A resume helps you stand out to hiring managers and recruiters; your resume communicates your experience and your brand. While it is not required, we encourage you to ...
Urbana, MO · On-site
$48.50 - $65.50/hr
Role OverviewWe are seeking a seasoned COBOL Developer to join our team supporting legacy mainframe systems. Youll be responsible for maintaining, enhancing, and modernizing COBOL-based applications ...
Urbana, MO · On-site
$48.50 - $65.50/hr
Role OverviewWe are seeking a seasoned COBOL Developer to join our team supporting legacy mainframe systems. Youll be responsible for maintaining, enhancing, and modernizing COBOL-based applications ...
We are seeking a skilled and proactive DevOps/Application Support Engineer with hands-on experience in Jenkins, Dynatrace, Azure, PCF, and Mainframe support. The ideal candidate will be responsible ...
New
We are seeking a skilled and proactive DevOps/Application Support Engineer with hands-on experience in Jenkins, Dynatrace, Azure, PCF, and Mainframe support. The ideal candidate will be responsible ...
New
| Aspect | Mainframes Developer | Mainframes Analyst |
|---|---|---|
| Required Credentials | Typically a degree in Computer Science or related field; certifications like IBM Certified Specialist | Similar credentials; often holds certifications in mainframe systems and analysis |
| Work Environment | Develops, codes, and tests mainframe applications in a software development setting | Analyzes existing mainframe systems, gathers requirements, and supports system improvements |
| Employer & Industry Usage | Used by banks, insurance companies, and large enterprises for application development | Employed in similar industries for system analysis, troubleshooting, and process optimization |
While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.
$47.75 - $61.25/hr
Other
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