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Mainframe Developer Jobs in Delaware (NOW HIRING)

Centraprise Corp

Mainframe Developer

Newark, DE · On-site

$48 - $61.75/hr

Mainframe Developer Job Location : Newark, DE (ONSITE) Job Type : Full-Time Mainframe Developer: Proven hands-on experience (7-10 years) Mainframe developer with COBOL 370, EZTrieve Plus, JCL/PROCS ...

New

AceStack LLC

Mainframe developer

Newark, DE · On-site

$48 - $61.75/hr

Senior Mainframe Developer Role: Mainframe developer Employment Type: Full-Time Location: Charlotte, NC /Newark, DE / Plano, TX Primary Skill: Mainframes, Cobol, JCL, DB2 Secondary: Agile, CICS ...

Stanley David and Associates

Mainframe Developer

Newark, DE · On-site

$48 - $61.75/hr

Role :: Mainframe Developer Location :: Newark, DE Type :: Fulltime Mainframe Developer: Proven hands-on experience (7-10 years) Mainframe developer with COBOL 370, EZTrieve Plus, JCL/PROCS ...

New

Tata Consultancy Services

Mainframe Developer

Newark, DE · On-site

$48 - $61.50/hr

Tata Consultancy Services is seeking a Mainframe Developer with extensive experience in mainframe technologies. The role involves developing and supporting applications using various mainframe tools ...

New

iTech US, Inc.

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Mainframe Developer Location : Wilmington, DE Type : Contract Essential Skills: 10 years experience overall in Mainframe Experience in Mainframe COBOL,. Strong experience in CICS & MQ Excellent ...

Lorven Technologies

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Mainframe Developer Location: Wilmington, Delaware (Onsite) Job Type: Contract Responsibilities: Primary Skill: VSAM, COBOL, DevOps * Design, code, test, and maintain mainframe applications using ...

Lorven Technologies

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer Location: Wilmington, Delaware (Onsite) Job Type: Contract Responsibilities: Primary Skill: VSAM, COBOL, DevOps * Design, code, test, and maintain mainframe applications using ...

VIS IT Solutions Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer - Day 1 Onsite Location: Wilmington, DE & Jersey City, NJ (Weekly 5 days office is Must) Duration: 12+ Months Contract Skills: COBOL, JCL, CICS, IMS DB, VSAM Key Responsibilities ...

Donato Technologies, Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer Wilmington DE Experience: 8+ Years All over USA Mandatory Skills- * COBOL, MQ, JCL, DB2, CICS, VSAM * Working on enterprise-wide applications, Agile methodologies Process Skills:

Zortech Solutions

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Mainframe Developer Location: Wilmington, DE/Plano, TX/Columbus, OH (Day 1 Onsite) Duration: 6-12+ Months * Fully participates in development, testing, implementation, and support of mainframe COBOL ...

Hirekeyz Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer Location : Wilmington DE Job Type: Contract/W2 Experience: 8+ Years Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VSAM Working on enterprise-wide applications, Agile methodologies ...

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Sincera Technologies, Inc.

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Buffalo, NY or Willington, DE We are seeking an experienced Mainframe Developer with strong handson expertise in COBOL, JCL, and DB2 to support, enhance, and modernize enterprisescale mainframe ...

Hirekeyz Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer Location : Wilmington DE Job Type: W-2/Full Time Required Skills: • Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VSAM Working on enterprise-wide applications, Agile ...

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Xforia, Inc.

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Job Title: Mainframe Developer Location : Wilmington DE Experience - 8+ - 5 Days Onsite MF JD: Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VSAM Working on enterprise-wide applications, Agile ...

E-Solutions

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Required Skills: • Programming Languages: Strong proficiency in COBOL • Mainframe Operating Systems: In-depth knowledge of z/OS • Database Technologies: Expertise in IMS database concepts ...

Purple Drive

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Preferred Qualifications: • Experience with mainframe modernization or integration with distributed/cloud systems. • Familiarity with DevOps practices or tools in the mainframe environment. • ...

Saransh Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe Developer Wilmington, DE (Day 1 Onsite) Contract Job Requirements: * Prepares architecture and design documents for complex Banking applications keeping in mind design constraints that ...

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All JobsMainframe Developer JobsMainframe Developer Jobs in Delaware

Mainframe Developer information

See Delaware salary details

$10

$53

$72

How much do mainframe developer jobs pay per hour?

As of Jul 1, 2026, the average hourly pay for mainframe developer in Delaware is $53.42, according to ZipRecruiter salary data. Most workers in this role earn between $47.16 and $60.62 per hour, depending on experience, location, and employer.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

What are some common challenges Mainframe Developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

What are Mainframe Developers?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

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

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.
What are the most commonly searched types of Mainframe Developer jobs in Delaware? The most popular types of Mainframe Developer jobs in Delaware are:
What are popular job titles related to Mainframe Developer jobs in Delaware? For Mainframe Developer jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Mainframe Developer jobs in Delaware look for? The top searched job categories for Mainframe Developer jobs in Delaware are:
What cities in Delaware are hiring for Mainframe Developer jobs? Cities in Delaware with the most Mainframe Developer job openings:
What are popular job titles related to Mainframe Developer jobs in DE? For Mainframe Developer jobs in DE, the most frequently searched job titles are:
Mainframe Developer jobs near you
Infographic showing various Mainframe Developer job openings in Delaware as of June 2026, with employment types broken down into 77% Full Time, 15% Part Time, and 8% Contract. Highlights an 83% Physical, 6% Hybrid, and 11% Remote job distribution, with an average salary of $111,122 per year, or $53.4 per hour.
Mainframe Developer

Mainframe Developer

Centraprise Corp

Newark, DE • On-site

$48 - $61.75/hr

Other

Posted yesterday

Job description

Job Title : Mainframe Developer

Job Location : Newark, DE (ONSITE)

Job Type : Full-Time

Job Description:

Mainframe Developer:

Proven hands-on experience (7-10 years)

Mainframe developer with COBOL 370, EZTrieve Plus, JCL/PROCS, FILEMANAGER and IBM Utilities such as SYNCSORT, SUPERC, COMPAREX, IEBGENER

Development with IMS DC/DB, VSAM / DB2, NDM, CA7 Scheduler and ISPW

Working knowledge of using Agile methodology in a fast paced environment and supporting program increments leading to delivery of features/stories.

Ability to communicate effectively, both written and verbal, with technical and non-technical cross-functional teams.

Apply