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Senior Mainframe Developer information

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How much do senior mainframe developer jobs pay per hour?

As of Jun 16, 2026, the average hourly pay for senior mainframe developer in Missouri is $54.08, according to ZipRecruiter salary data. Most workers in this role earn between $50.72 and $59.09 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Mainframe Developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are some common challenges faced by Senior Mainframe Developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are Senior Mainframe Developers?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.
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Senior Mainframe Developer jobs near you

Lead Mainframe Developer

Futran Tech Solutions Pvt. Ltd.

Saint Louis, MO • On-site

$47.75 - $61.25/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Position: Lead Mainframe Developer
Location: St. Louis, MO
Full Time
Experience
• 10+ years of progressive experience in IT application support / production operations in a managed services or outsourcing environment.
• Minimum 5 years in a leadership or managerial role overseeing multi-tier support teams (L1/L2/L3).
• Proven experience in standing up new teams, building processes from the ground up, and driving operational maturity.
• Hands-on experience with both Mainframe (CA7, Autosys, JCL, COBOL ecosystem) and Open Systems (Java, middleware, distributed platforms).
• Strong track record of managing customer relationships at a senior level in financial services or similarly regulated industries.
• Experience driving left-shift / knowledge transfer programs across large application portfolios.
Technical Skills
• Batch scheduling & monitoring: CA7, Autosys, Control-M (familiarity with at least two).
• Mainframe environment: JCL, COBOL, DB2, CICS - working knowledge sufficient to guide L2 team.
• Open Systems: Java/J2EE, middleware (MQ, Kafka), Linux/Unix, SQL databases.
• ITSM platforms: ServiceNow (Incident, Change, Problem Management modules).
• Monitoring & observability: Familiarity with tools like Splunk, Dynatrace, AppDynamics, Nagios, or similar.
• Automation & scripting: Python, Shell scripting, or PowerShell; exposure to RPA or intelligent automation is a plus.
͏
Leadership & Soft Skills
• Exceptional stakeholder management and executive communication skills - ability to influence without authority.
• Strong organizational and coordination skills to manage dependencies across 10+ portfolios and 50+ applications.
• Data-driven mindset - ability to define metrics, build dashboards, and present insights to drive decisions.
• Proactive, self-starter attitude - comfortable operating with ambiguity during the team's ramp-up phase.
• Experience managing onshore-offshore delivery models with cultural sensitivity and time-zone awareness.
• Strong problem-solving and conflict resolution capabilities.
5. Preferred Qualifications
• ITIL v4 Foundation or higher certification.
• Experience in financial services / wealth management / brokerage industry.
• Familiarity with DevOps practices, CI/CD pipelines, and shift-left methodologies.
• Exposure to AI/ML-based automation for IT operations (AIOps).
• PMP, CSM, or SAFe certifications are a plus.

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