mainframe developer

Fiserv

<div><div><div>Calling all innovators &ndash; find your future at Fiserv.
We&rsquo;re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day &ndash; quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we&rsquo;re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Cobol Developer
About your role:
You will join a technology team responsible for supporting enterprise mainframe applications that power Fiserv&rsquo;s core financial services platforms. In this role, you will apply deep technical expertise and strong problem-solving skills to ensure system reliability, performance, and compliance in a fast-paced, SLA-driven production environment.
What you&rsquo;ll do:<ul><li>
Modify, test, and support mainframe applications using COBOL, JCL (DB2), and CICS in an IBM z/OS environment.</li><li>
Review application designs and source code to assist with testing, debugging, and production readiness.</li><li>
Code and test high-priority and critical changes in support of business and operational requirements.</li><li>
Perform performance tuning and optimization of mainframe applications to maintain stability and efficiency.</li><li>
Troubleshoot and resolve production issues, including root cause analysis and defect correction.</li><li>
Collaborate with remote and cross-functional team members to deliver reliable application support.</li><li>
Provide regular project and task status updates to project managers and related stakeholders.</li><li>
Create and maintain technical and operational documentation to support ongoing application maintenance.</li><li>
Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.</li></ul>
Experience you&rsquo;ll need to have:<ul><li>
6+ years of software development experience.</li><li>
Hands-on experience in an IBM Mainframe (z/OS) environment.</li><li>
Proficiency with COBOL, JCL, and DB2.</li><li>
Experience deploying fixes in SLA-driven production environments.</li><li>
Strong analytical and communication skills.</li><li>
Experience in creating technical documentation.</li><li>
Bachelor&rsquo;s degree in computer science, Information Technology, or equivalent practical experience.</li></ul>
Experience that would be great to have:<ul><li>
DB2 utilities, IDCAMS, SyncSort, File-Master, CICS.</li><li>
FTP / NDM file transmission.</li><li>
REXX, Endevor, Clarity, Jira.</li><li>
Microsoft Outlook, Word, Excel, SharePoint.</li></ul>
How you&rsquo;ll work:<ul><li>
On-call rotational support.</li><li>
Use of Computer and audio equipment required.</li><li>
Per contractual obligations, must be a US citizen or US Permanent Resident with the ability to obtain and maintain an extended background check.</li></ul>
#MainframeDeveloper #COBOL #IBMMainframe #JCL #DB2 #zOS #ProductionSupport #CoreBanking #LI-CD1
Salary Range
$82,000.00 - $141,600.00
These pay ranges apply to employees in Colorado, Hawaii, Illinois, Nevada, Rhode Island and Washington. Pay ranges for employees in other states may differ.
This position is not eligible for an annual incentive opportunity and is also not eligible to earn commissions.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
Thank you for considering employment with Fiserv. Please:<ul><li>
Apply using your legal name</li><li>
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).</li></ul>
Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv&rsquo;s Disability Accommodation Policy for additional information.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
Warning about fake job posts:
Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.</div></div></div>

Cobol Developer

<div><div><div>Calling all innovators - find your future at Fiserv.
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Cobol Developer
About your role:
You will join a technology team responsible for supporting enterprise mainframe applications that power Fiserv&rsquo;s core financial services platforms. In this role, you will apply deep technical expertise and strong problem-solving skills to ensure system reliability, performance, and compliance in a fast-paced, SLA-driven production environment.
What you&rsquo;ll do:<ul><li>
Modify, test, and support mainframe applications using COBOL, JCL (DB2), and CICS in an IBM z/OS environment.</li><li>
Review application designs and source code to assist with testing, debugging, and production readiness.</li><li>
Code and test high-priority and critical changes in support of business and operational requirements.</li><li>
Perform performance tuning and optimization of mainframe applications to maintain stability and efficiency.</li><li>
Troubleshoot and resolve production issues, including root cause analysis and defect correction.</li><li>
Collaborate with remote and cross-functional team members to deliver reliable application support.</li><li>
Provide regular project and task status updates to project managers and related stakeholders.</li><li>
Create and maintain technical and operational documentation to support ongoing application maintenance.</li><li>
Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.</li></ul>
Experience you&rsquo;ll need to have:<ul><li>
6+ years of software development experience.</li><li>
Hands-on experience in an IBM Mainframe (z/OS) environment.</li><li>
Proficiency with COBOL, JCL, and DB2.</li><li>
Experience deploying fixes in SLA-driven production environments.</li><li>
Strong analytical and communication skills.</li><li>
Experience in creating technical documentation.</li><li>
Bachelor&rsquo;s degree in computer science, Information Technology, or equivalent practical experience.</li></ul>
Experience that would be great to have:<ul><li>
DB2 utilities, IDCAMS, SyncSort, File-Master, CICS.</li><li>
FTP / NDM file transmission.</li><li>
REXX, Endevor, Clarity, Jira.</li><li>
Microsoft Outlook, Word, Excel, SharePoint.</li></ul>
How you&rsquo;ll work:<ul><li>
On-call rotational support.</li><li>
Use of Computer and audio equipment required.</li><li>
Per contractual obligations, must be a US citizen or US Permanent Resident with the ability to obtain and maintain an extended background check.</li></ul>
#MainframeDeveloper #COBOL #IBMMainframe #JCL #DB2 #zOS #ProductionSupport #CoreBanking #LI-CD1
Salary Range
$97,500.00 - $164,400.00
These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
This position is not eligible for an annual incentive opportunity and is also not eligible to earn commissions.
Thank you for considering employment with Fiserv. Please:<ul><li>
Apply using your legal name</li><li>
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).</li></ul>
Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv&rsquo;s Disability Accommodation Policy for additional information.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
Warning about fake job posts:
Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.</div></div></div>

Wells Fargo

<div>About this role: 
 
Wells Fargo is seeking a Senior Software Engineer to design, build, and support mission-critical mainframe applications that power core banking capabilities. This role is part of a highly visible technology team responsible for developing and maintaining high-volume, highly regulated enterprise systems that require exceptional stability, performance, and resilience. 
 
In this role, you will contribute hands-on to all phases of the software development lifecycle, partner with cross-functional teams, and support production platforms that operate at enterprise scale. The successful candidate will bring strong COBOL and z/OS expertise, demonstrated production ownership, and an operational mindset suited for a regulated financial institution. 
 
In this role, you will:<ul><li>
Design, develop, test, and maintain mainframe COBOL applications supporting core banking functions</li><li>
Participate in end-to-end SDLC activities, including requirements analysis, design, development, testing, deployment, and support</li><li>
Develop and support batch and online processing workflows in high-volume environments</li><li>
Analyze and resolve complex production incidents, performing root-cause analysis and developing preventative solutions</li><li>
Contribute to application enhancements, regulatory changes, and modernization initiatives</li><li>
Collaborate with business partners, architects, QA, and infrastructure teams</li><li>
Participate in release planning, production readiness, and post-release validation</li><li>
Ensure applications meet Wells Fargo security, risk, compliance, and audit requirements</li><li>
Support operational excellence, including performance tuning and availability improvements</li><li>
Participate in Agile delivery processes and enterprise SDLC standards</li><li>
Hands-on technical contribution and ongoing production ownership</li><li>
Support critical banking systems with a focus on stability, accuracy, and risk management</li></ul>
Required Qualifications:<ul><li>
4+ years of Software Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education</li><li>
3+ years strong hands-on experience with COBOL development on z/OS</li><li>
3+ years' experience with mainframe batch and online processing</li><li>
2+ years working experience in JCL, VSAM, and mainframe data structures</li><li>
2+ years' experience with DB2 and/or IMS databases</li><li>
1 year Experience with GitHub Copilot and AI tooling</li><li>
1 year experience with Endevor or similar source control/version management tools like Git</li><li>
1 year experience supporting production systems in a regulated or mission-critical environment</li><li>
2 years' experience in analyzing complex system behaviors and troubleshoot issues effectively</li><li>
2 years' experience working within Agile or structured SDLC methodologies</li></ul>
Desired Qualifications:<ul><li>
Experience supporting core banking, deposits, payments, or financial services systems</li><li>
Strong understanding of high-availability and high-volume transaction processing</li><li>
Experience with regulatory or compliance-driven system changes</li><li>
Familiarity with mainframe integrations (APIs, messaging, file-based interfaces)</li><li>
Experience participating in on-call rotations and supporting 24x7 production systems</li><li>
Exposure to mainframe modernization or hybrid integration initiatives</li><li>
Bachelor's degree in Computer Science, Engineering, or related technical field, or equivalent experience</li></ul>
Job Expectations:<ul><li>
This position is not eligible for Visa sponsorship or transfer of visa</li><li>
Ability to work on-site at approved location</li><li>
Relocation assistance is not available for this position</li></ul>
Locations:
<ul><li>300 S Brevard St., Charlotte, NC</li></ul>
Pay Range : 
 
Reflected is the base pay range offered for this position. Pay may vary depending on factors including but not limited to achievements, skills, experience, or work location. The range listed is just one component of the compensation package offered to candidates. 
 
100,000.00 - 163,000.00 USD Annual 
 
Benefits:<ul><li>
Information about Wells Fargo's US employee benefits
</li><li>Information about Wells Fargo's International employee benefits
</li></ul>Posting End Date: 
 
22 May 2026 
 
<ul><li> Job posting may come down early due to volume of applicants.
</li></ul>Posting End Date:
 
21 May 2026 
*Job posting may come down early due to volume of applicants.
 
 
We Value Equal Opportunity 
 
Wells Fargo is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other legally protected characteristic. 
 
Employees support our focus on building strong customer relationships balanced with a strong risk mitigating and compliance-driven culture which firmly establishes those disciplines as critical to the success of our customers and company. They are accountable for execution of all applicable risk programs (Credit, Market, Financial Crimes, Operational, Regulatory Compliance), which includes effectively following and adhering to applicable Wells Fargo policies and procedures, appropriately fulfilling risk and compliance obligations, timely and effective escalation and remediation of issues, and making sound risk decisions. There is emphasis on proactive monitoring, governance, risk identification and escalation, as well as making sound risk decisions commensurate with the business unit's risk appetite and all risk and compliance program requirements. 
 
Candidates applying to job openings posted in Canada: Applications for employment are encouraged from all qualified candidates, including women, persons with disabilities, aboriginal peoples and visible minorities. Accommodation for applicants with disabilities is available upon request in connection with the recruitment process. 
 
Applicants with Disabilities 
 
To request a medical accommodation during the application or interview process, visit Disability Inclusion at Wells Fargo . 
 
Drug and Alcohol Policy 
 
Wells Fargo maintains a drug free workplace. Please see our Drug and Alcohol Policy to learn more. 
 
Wells Fargo Recruitment and Hiring Requirements: 
 
a. Third-Party recordings are prohibited unless authorized by Wells Fargo. 
 
b. Wells Fargo requires you to directly represent your own experiences during the recruiting and hiring process.</div>

Senior Software Engineer- Mainframe

Synnect Group L.L.C-FZ

Key Responsibilities: Provide production support for FIS Core Banking modules (GN, ALS, IMPACS, RM,ST). Troubleshoot application issues and perform root cause analysis. Develop, modify, and support mainframe components using Z/OS, MVS, JCL,COBOL, Easytrieve, CICS, Stored Procedures. Write and optimize SQL queries for analysis and data extraction. Monitor daily batch jobs and system performance. Work closely with cross-functional teams and vendors for issue resolution. Ensure compliance with operational, security, and audit requirements.Required Skills: Minimum 5+ years of experience in Production Support for FIS Core Banking Systems. Strong hands-on knowledge of mainframe development technologies. Good understanding of banking processes and core modules. Excellent problem-solving and communication skills.Job Type: Contract Contract length: 6 monthsPay: ﷼15,000.00 - ﷼22,000.00 per monthWork Location: In person

FIS Core Banking (Mainframe)

Mindbank Consulting Group

<div>Mindbank Consulting Group has an immediate need for a ColdFusion Developer. 
 
ColdFusion Developer Responsibilities: 
<ul><li>Provide technical direction for the development of a major web application using ColdFusion web technologies.
</li><li>Work with project and user management to define requirements, estimate time and costs, and prioritize features.
</li><li>Mentor and assist other team members as required.
</li><li>Provide technical expertise and contribute to all aspects of the design, development, testing, and support of ColdFusion web applications.
</li><li>Develop applications for cross browser compatibility on Microsoft and iOS platforms as well as mobile devices.
</li><li>Work closely with the client and user groups to define functional requirements related to law enforcement activities, guidelines, import/export regulations and CVB Notice of Violation to facilitate widespread user acceptance.
</li><li>Create application prototypes to refine requirements.
</li><li>Create system technical specifications based on functional requirements.
</li><li>Work closely with technical writers in the creation and modification of user manuals.
</li><li>Based on functional requirements, create accurate estimates of hours necessary to complete application work.
</li><li>Develop test plans, deployment guides, and provide hosting support.
</li><li>Mentor and assist other team members as required.
</li>
</ul> 
ColdFusion Developer Qualifications: 
<ul><li>Degree in Computer Science or similar degree with relevant technical experience.
</li><li>8+ years&rsquo; experience developing applications using object-oriented structured programming using ColdFusion.
</li><li>Experience with Java and web technologies including Spring is a plus.
</li><li>Experience with MS SQL Server is a plus.
</li><li>Experience with automated testing and web application deployment.
</li><li>Experience with user-focused design and mobile-friendly web applications.
</li><li>Experience developing websites that meet Section 508 (persons with disabilities) standards.
</li><li>Experience implementing security and privacy best practices for web applications.
</li><li>Experience with Federal Information System Security standards is preferred.
</li><li>Excellent written and verbal communications skills.
</li><li>Experience in developing and deploying applications in a Cloud-based environment is a plus.
</li>
</ul> 
Why should you work for Mindbank? 
 
Since 1986, Mindbank has helped hundreds of clients solve some of the most complex IT problems through the strategic implementation of solutions and resources. Our clients include US Federal agencies, State &amp; Local Governments, Tribal Organizations, Fortune 1000 companies, as well as Small Businesses. 
 
Mindbank believes that our employees deserve the best care that our company can provide. We offer our employees a comprehensive and competitive benefits package including: 
<ul><li>Medical Insurance
</li><li>Dental Insurance
</li><li>Vision Insurance
</li><li>Life Insurance
</li><li>Long Term Disability
</li><li>Short Term Disability
</li><li>401 (k) Plan
</li><li>Paid Time Off
</li><li>Training and Education Reimbursement
</li><li>Referral Bonuses
</li>
</ul> 
As an Equal Opportunity Employer, Mindbank is committed to a diverse workforce and we seek the most qualified candidate for each opening without regard to race, color, religion, age, gender, gender identity, marital status, sexual orientation, national origin, protected veteran status, or disability status.</div>
 <div><div>Get job alerts by email. Sign up now!
</div><div></div><div><h3 class="jobSectionHeader">Job Snapshot</h3>
<div><h4 class="jobSectionHeader">Employee Type</h4>
Contractor
</div><div><h4 class="jobSectionHeader">Location</h4>
USA (Remote)
</div><div><h4 class="jobSectionHeader">Job Type</h4>
Information Technology
</div><div><h4 class="jobSectionHeader">Experience</h4>
Not Specified
</div><div><h4 class="jobSectionHeader">Date Posted</h4>
05/06/2026
</div><div><h4 class="jobSectionHeader">Job ID</h4>
15941</div></div></div>

ColdFusion Developer

SFAI Qatar

&middot; Design, develop, and optimize complex IBM DB2 database schemas, queries, and stored procedures.&middot; Monitor and tune DB2 database performance to ensure high availability and responsiveness.&middot; Collaborate with application developers to support data requirements and resolve database-related issues.&middot; Implement database security policies, backup, and recovery strategies.&middot; Participate in database capacity planning and scaling activities.&middot; Troubleshoot and resolve database performance bottlenecks and inconsistencies.&middot; Mentor junior DB2 developers and conduct code and query reviews.&middot; Stay current with IBM DB2 updates, best practices, and tools to enhance database environments.Pay: QAR18,500.00 - QAR19,500.00 per hourEducation:<ul><li>Bachelor's (Preferred)</li></ul>Experience:<ul><li>IBM DB2 Developer: 10 years (Preferred)</li></ul>Language:<ul><li>English (Preferred)</li></ul>License/Certification:<ul><li>QID (Preferred)</li></ul>Work Location: In person

IBM DB2 Developer

D4 Insight

<div>Location: Bahrain 
Experience: 7&ndash;10 Years
<h3 class="jobSectionHeader">
Role Overview</h3>

We are looking for an experienced IBM Middleware Developer to design and implement integration solutions that connect core banking systems with digital platforms and external services.
<h3 class="jobSectionHeader">
Key Responsibilities</h3>
<ul><li>Design and develop middleware solutions using IBM Integration technologies (IIB/ACE/API Connect).</li>
<li>Build and maintain REST APIs and microservices architectures.</li>
<li>Integrate core banking systems with digital channels and external platforms.</li>
<li>Work with messaging systems (IBM MQ, Kafka) for reliable data exchange.</li>
<li>Ensure scalability, performance, and security of integration solutions.</li>
<li>Implement CI/CD pipelines and automation for deployments.</li>
<li>Monitor, troubleshoot, and optimize middleware performance.</li>
<li>Document integration flows and technical specifications.</li>
</ul><h3 class="jobSectionHeader">Required Skills</h3>
<ul><li>Strong experience in API management and microservices</li>
<li>Knowledge of containerization (Docker, Kubernetes)</li>
<li>Experience in banking integrations and enterprise systems</li>
</ul><h4 class="jobSectionHeader">Please Note: This role is open to Bahrain nationals or candidates of other nationalities currently residing in Bahrain.</h4>

 Apply Now: [email protected]</div>

IBM Middleware Developer

Search 958+ Mainframe developer jobs near you this May. New roles added regularly across leading industries. Apply today.

958 mainframe developer jobs Near Me

Cobol Developer

Cobol Developer

Senior Software Engineer- Mainframe

FIS Core Banking (Mainframe)

ColdFusion Developer

IBM DB2 Developer

IBM Middleware Developer