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Senior Cobol Developer Jobs in Chicago, IL (NOW HIRING)

ConfigUSA

AS400 Synon Sr Developer

Schaumburg, IL · Remote

Job Title AS400 Synon Sr Developer Relevant Experience (in Yrs) 15+ yrs Technical/Functional Skills ... Strong exposure to DB2400 Must have Skills - iSeries, SYNON, COBOL, AS400 (Mid-Range), ILE, COBOL ...

Amaze Systems Inc.

Senior Developer

Naperville, IL · On-site

$54.50 - $72/hr

Technical Skills (APPS)-Mainframe-Language-Mainframe - COBOL Job : Technical Lead Other Requirement ... Senior Developer Mandatory Skills Mainframe Cobol (Primary) JCL CICS VSAM Unix Shell scripting is ...

Accenture

Mainframe Specialist

Chicago, IL · On-site

$70K - $196K/yr

Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Broadcom

R&D Software Engineer

Lisle, IL

Java, COBOL, ISPF, REXX, or JCL. * Experience with Blackduck, Coverity, zACS tools. * Experience ... Networks with senior internal and external personnel in their own area of expertise. * Works across ...

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Senior Cobol Developer information

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How much do senior cobol developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for senior cobol developer in Chicago, IL is $57.23, according to ZipRecruiter salary data. Most workers in this role earn between $51.30 and $62.93 per hour, depending on experience, location, and employer.

What is a senior COBOL developer?

Senior COBOL Developers are experienced software engineers who specialize in developing, maintaining, and optimizing applications using the COBOL programming language. They typically work on legacy systems for industries such as banking, insurance, and government, where COBOL remains vital for large-scale transaction processing. In addition to coding, they are often responsible for system analysis, troubleshooting, mentoring junior developers, and ensuring the continued reliability and performance of mission-critical applications. Their expertise is essential for organizations seeking to modernize or integrate old COBOL systems with newer technologies.

What are the key skills and qualifications needed to thrive as a senior COBOL developer?

To thrive as a Senior Cobol Developer, you need deep expertise in COBOL programming, legacy system integration, and experience with mainframe environments, typically supported by a degree in computer science or a related field. Familiarity with IBM mainframe tools (such as z/OS, JCL, DB2), version control systems, and sometimes certifications like IBM Certified System Programmer are commonly required. Strong analytical thinking, problem-solving abilities, and effective communication are vital soft skills for managing complex codebases and collaborating with cross-functional teams. These skills ensure the ongoing stability, modernization, and efficient maintenance of critical enterprise systems.

How does a senior COBOL developer typically collaborate with cross-functional teams in a modern enterprise environment?

As a Senior Cobol Developer, you will often work closely with business analysts, quality assurance testers, and project managers to translate business requirements into robust mainframe solutions. Collaboration frequently involves participating in code reviews, coordinating integration with newer technologies, and providing technical guidance to junior developers. Effective communication is essential, as you'll need to explain legacy system constraints and propose modernization strategies that align with organizational goals. This cross-functional teamwork ensures that COBOL applications continue to meet evolving business needs while maintaining reliability.

What is the difference between Senior Cobol Developer vs Cobol Programmer?

AspectSenior Cobol DeveloperCobol Programmer
Required CredentialsBachelor's degree, experience, possibly certificationsTypically entry-level or less experience, basic knowledge
Work EnvironmentTeam projects, design, and architecture involvementCode writing, debugging, maintenance
Employer & Industry UsageFinancial, government, large enterprisesSame industries, often entry-level roles
Search & Comparison IntentUnderstanding senior roles, responsibilities, salaryEntry-level position details, skills required

The main difference between a Senior Cobol Developer and a Cobol Programmer lies in experience, responsibilities, and scope. Senior Cobol Developers typically lead projects, design solutions, and mentor junior staff, while Cobol Programmers focus on coding and debugging tasks. Both roles are common in financial and government sectors, but the senior role requires more experience and a broader skill set.

What are the most commonly searched types of Cobol Developer jobs in Chicago, IL?

The most popular types of Cobol Developer jobs in Chicago, IL are:

What are popular job titles related to Senior Cobol Developer jobs in Chicago, IL?

For Senior Cobol Developer jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching Senior Cobol Developer jobs in Chicago, IL look for?

The top searched job categories for Senior Cobol Developer jobs in Chicago, IL are:

What cities near Chicago, IL are hiring for Senior Cobol Developer jobs?

Cities near Chicago, IL with the most Senior Cobol Developer job openings:

Senior Cobol Developer jobs near you
Infographic showing various Senior Cobol Developer job openings in Chicago, IL as of August 2026, with employment types broken down into 81% Full Time, 5% Part Time, and 14% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution, with an average salary of $119,031 per year, or $57.2 per hour.

AS400 Synon Sr Developer

ConfigUSA

Schaumburg, IL • Remote

Contractor

Re-posted 4 hours ago

Job description

Job Title AS400 Synon Sr Developer
Relevant Experience
(in Yrs) 15+ yrs
Technical/Functional Skills • Strong functional knowledge of core PBM functions specifically core adjudication, pricing, accumulators, MED D Pricing, benefit plan, patient pay and regulations
• 15+ years of hands-on coding experience in CA/2E (Synon) including programming, array handling, commit control
• 8+ years of hands-on coding experience in COBOL AS400 and/or Cobol ILE
• Experience working with ACMS/MOM
• Strong exposure to DB2400
Must have Skills - iSeries, SYNON, COBOL, AS400 (Mid-Range), ILE, COBOL/400, CLLE, SQL
Experience Required Yes
Roles & Responsibilities
• Analyze and understand the functional and technical requirements.
• Work with business and capability teams to discuss and refine the requirements.
• Ability to guide the team and do hands-on development.
• Partner with team members to build robust, efficient, effective solutions.
• Identify opportunities to fine-tune and optimize applications.
• Participate in Agile/Scrum development process.
• Lead team in an onshore/offshore model
• Work in a team focused on continuous integration, improvement and learning
• Contribute to developing the technology roadmap for the team both functionally and technically
• Experience of coordinating with the client for requirement clarification and solution discussions
Generic Managerial Skills Required
Education Bachelor’s Degree
Master’s is a plus