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Seasonal Mainframe Applications Developer Jobs in Chicago, IL

Accenture

Mainframe Specialist

Chicago, IL

$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 ...

Capgemini

Mainframe Developer

Chicago, IL · On-site

$90K - $96K/yr

Design/Develop/Support Health Applications using Mainframe technologies * Should have experience of ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

United Airlines

Mainframe Developer

Chicago, IL · On-site

$90K - $96K/yr

Design/Develop/Support Health Applications using Mainframe technologies * Should have experience of ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Huntington

Site Reliability Engineer

Chicago, IL

$58.75 - $78/hr

Provide SRE production support for Mainframe applications, APIs, Web Services, and Microservices. * Troubleshoot incidents, outages, batch failures, API failures, performance issues, and integration ...

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All JobsMainframe Applications Developer JobsSeasonal Mainframe Applications Developer JobsSeasonal Mainframe Applications Developer Jobs in Chicago, IL

Seasonal Mainframe Applications Developer information

See Chicago, IL salary details

$10

$50

$68

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

As of Aug 11, 2026, the average hourly pay for seasonal mainframe applications developer in Chicago, IL is $50.42, according to ZipRecruiter salary data. Most workers in this role earn between $44.81 and $58.70 per hour, depending on experience, location, and employer.

What is the difference between Seasonal Mainframe Applications Developer vs Mainframe Applications Developer?

AspectSeasonal Mainframe Applications DeveloperMainframe Applications Developer
CredentialsTypically requires a mainframe certification and relevant programming skillsSame as seasonal role, often with additional certifications for specific platforms
Work EnvironmentTemporary, project-based mainframe environments during peak seasonsFull-time, ongoing mainframe environments in various industries
Employer UsageEmployers hire seasonally for specific projects or peak periodsEmployers maintain continuous mainframe operations year-round
Search & Comparison IntentOften compared for seasonal vs permanent roles in mainframe developmentUsed as a baseline for full-time mainframe developer roles

The main difference between a Seasonal Mainframe Applications Developer and a Mainframe Applications Developer lies in employment duration and project scope. Seasonal developers work temporarily during peak periods, while full-time developers maintain ongoing operations. Both roles require similar skills and certifications, but their employment terms and work environments differ significantly.

What are the most commonly searched types of Mainframe Applications Developer jobs in Chicago, IL? The most popular types of Mainframe Applications Developer jobs in Chicago, IL are:
Seasonal Mainframe Applications Developer jobs near you

L2 Application Support Engineer - Mainframe

Saransh Inc

Chicago, IL • On-site

Contractor

Re-posted 28 days ago

Job description

Job title: L2 Application Support Engineer - Mainframe
Location: Chicago, IL
Contract
 
Candidate should be in client office 3 days a week and with an option to extend all 5 days a week at client discretion.
 
Skill Metrics:
DB2
Cobol
VSAM
JCL
Mainframe Systems

Job Description:
  • The role is an IT Support Analyst responsible for L2 production support for Fund Accounting and US Transfer Agency applications.
  • The position requires strong mainframe skills (JCL, COBOL, DB2, VSAM) and the ability to troubleshoot issues across multiple technologies.
  • The analyst will work closely with global teams, business partners, and upstream/downstream systems, handling incident management, root-cause analysis, and on-call support.
  • The job requires 8–10+ years of technical experience in a financial environment, strong communication skills, and the ability to operate in a fast-paced, multi-tasking environment.
  • The role is Chicago-based, with at least 3 days per week onsite and occasional night/weekend support.

Mandatory skills:
Mainframe skills (COBOL,JCL,DB2,VSAM), Troubleshooting Analytical
Experience required: 8-10 years