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Mainframes Developer Jobs in McHenry, IL (NOW HIRING)

Staffingine LLC

Tandem Developer

Rolling Meadows, IL · On-site

$49.25 - $63.25/hr

Tandem Developer Job Location: Rolling Meadows,IL Job Type: Contract Technical Skills: * Strong ... CICS,JCL,Mainframe Enterprise Cobol,Mainframe DB2,Z/OS,CICS Admin,Mainframe - COBOL/JCL/CICS ...

blueStone

Database Administrator

Barrington, IL

The Database Administrator will assist developers with tuning of code to ensure successful ... SQL Server, Oracle, Progress, MySQL or DB2 Intermediate skills in UNIX, Windows and/or mainframe ...

Siri InfoSolutions Inc

Pega Test Lead

Schaumburg, IL · On-site

$130K - $145K/yr

... mainframe environments. ⦁ Strong understanding of claims lifecycle, business rules, and ... Agile, DevOps, and CI/CD environments. ⦁ Excellent communication and stakeholder management ...

Trustmark

Application Solution Engineer V

Lake Forest, IL · On-site

$113K - $209K/yr

In addition, prior experience modernizing or migrating from Vitech V3locity, Sapiens ID3, and legacy mainframe policy administration systems is desirable. The Senior Engineer role emphasizes ...

Deutsche Bank

Assistant Vice President

Cary, IL · On-site

$140K - $165K/yr

... Developer, Git, Bit Bucket, Microsoft Office Mainframe, KTS, MDM, Hue, Putty, Hadoop. Salary range: $140,000.00 - $165,000.00/year. This position is eligible for Deutsche Bank's Employee Referral ...

All JobsMainframes Developer JobsMainframes Developer Jobs in McHenry, IL

Mainframes Developer information

See McHenry, IL salary details

$47.2K

$110.1K

$163.4K

How much do mainframes developer jobs pay per year?

As of Jun 11, 2026, the average yearly pay for mainframes developer in McHenry, IL is $110,095.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,600.00 and $128,000.00 per year, depending on experience, location, and employer.

What does a mainframe developer do?

A mainframe developer designs, codes, tests, and maintains applications running on mainframe computers, often using languages like COBOL, PL/I, or Assembler. They work in environments that require high reliability and security, and may also handle system updates, performance tuning, and integration with other systems.

What is mainframe developer salary?

The salary for a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe environments may earn higher compensation. Many positions also offer benefits such as health insurance and retirement plans.

Can mainframe be replaced by AI?

Mainframes are large-scale computing systems used for critical enterprise applications, and while AI can automate certain tasks and improve efficiency, it does not replace the core functions of mainframes. Mainframe developers often work with legacy systems, COBOL programming, and security protocols, which require specialized skills that are not fully replaced by AI technologies.

Is mainframe still in demand?

Mainframes remain in demand for large enterprises such as banks, insurance companies, and government agencies that rely on their reliability, security, and processing power. Mainframe developers with skills in COBOL, JCL, and mainframe environments are sought after to maintain and upgrade legacy systems, though the overall demand has decreased as organizations adopt cloud and distributed computing. Certification and experience with mainframe tools can enhance job prospects in this specialized field.

What is the difference between Mainframes Developer vs Mainframes Analyst?

AspectMainframes DeveloperMainframes Analyst
Required CredentialsTypically a degree in Computer Science or related field; certifications like IBM Certified SpecialistSimilar credentials; often holds certifications in mainframe systems and analysis
Work EnvironmentDevelops, codes, and tests mainframe applications in a software development settingAnalyzes existing mainframe systems, gathers requirements, and supports system improvements
Employer & Industry UsageUsed by banks, insurance companies, and large enterprises for application developmentEmployed 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.

What are popular job titles related to Mainframes Developer jobs in McHenry, IL? For Mainframes Developer jobs in McHenry, IL, the most frequently searched job titles are:
What cities near McHenry, IL are hiring for Mainframes Developer jobs? Cities near McHenry, IL with the most Mainframes Developer job openings:
Mainframes Developer jobs near you
Tandem Developer

Tandem Developer

Staffingine LLC

Rolling Meadows, IL • On-site

$49.25 - $63.25/hr

Contractor

Posted 10 days ago

Job description

Job Title: Tandem Developer 
Job Location: Rolling Meadows,IL 
Job Type: Contract 

Job Description:  

Technical Skills: 

  • Strong experience with Tandem HP NonStop systems and tools 

  • Proficiency in Tandem programming languages such as COBOL and TACL 

  • Knowledge of Tandem database systems like Enscribe or SQLMP 

  • Familiarity with Tandem utilities such as Pathway TMF and Guardian 

  • Experience with batch processing and online transaction processing OLTP 

  • Understanding of system performance tuning and optimization techniques 

Soft Skills: 

  • Strong analytical and problem-solving skills 

  • Excellent communication and interpersonal abilities 

  • Ability to work independently and collaboratively 

  • Strong attention to detail and commitment to quality 

Required Education or Experience: 

  • Bachelor’s degree in computer science information technology or a related field 

  • Minimum 5 years of experience in Tandem development and analysis 

  • Experience in insurance claims handling or related industries is a plus 

Skills 

  • Mandatory Skills : CICS,JCL,Mainframe Enterprise Cobol,Mainframe DB2,Z/OS,CICS Admin,Mainframe - COBOL/JCL/CICS,Mainframe - COBOL/JCL/DB2,Mainframe COBOL