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Senior Cobol Developer Jobs in Delaware (NOW HIRING)

Apolis

Sr Mainframe Developer

Wilmington, DE · On-site

* Job Title: Sr. Mainframe Developer Location: Hybrid (Minimum 3 Days Onsite) - Wilmington, DE 19803 ... Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2 . * Expertise in CICS ...

enexusglobal

Sr Mainframe Developer

Wilmington, DE · On-site

Job title: Sr Mainframe Developer Role is Hybrid (3 days/wk) Client address: 880 Powder Mill Rd ... Job Requirements: · Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. · ...

Lorven Technologies

Sr. Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

Hi, Our client is looking for a Sr. Mainframe Developer in Wilmington, DE location below is the ... Expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. * Expertise in CICS Programming including knowledge ...

Divit Technologies, Inc.

Mainframe Engineer

Wilmington, DE · On-site

$47.50 - $61/hr

We are looking for an experience with enterprise COBOL, IMSDB & IMSDC. We are currently hiring for a Senior Mainframe Engineer for a hybrid opportunity in Dallas, TX for full time. Job title

Judge Group, Inc.

Sr Mainframe Developer

Wilmington, DE · On-site

$50.50/hr

Our client is currently seeking a Sr Mainframe Developer Develops and implements solutions that ... Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. Expertise in CICS Programming ...

Judge Group, Inc.

Sr Mainframe Developer

Wilmington, DE · On-site

$50.50/hr

Our client is currently seeking a Sr Mainframe Developer Years of experience required: 8+ Develops ... Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. Expertise in CICS Programming ...

TekCommands Inc

Sr Mainframe Developer

Wilmington, DE · On-site

... COBOL, JCL, VSAM, IMS, CICS & DB2. · Expertise in CICS Programming including knowledge of CICS Screen Programming is Mandatory · Experience/Knowledge in building and maintaining new Test regions is ...

Keylent

Sr Mainframe Developer

Wilmington, DE · On-site

Job Requirements: · Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. · Expertise in CICS Programming including knowledge of CICS Screen Programming is Mandatory · Experience ...

Keylent

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61/hr

Role: Sr Mainframe Developer Location: Wilmington, DE Years of experience required: 8+ · Develops ... Job Requirements: · Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. · ...

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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 18, 2026, the average hourly pay for senior cobol developer in Delaware is $55.56, according to ZipRecruiter salary data. Most workers in this role earn between $49.81 and $61.11 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 popular job titles related to Senior Cobol Developer jobs in Delaware?

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

What job categories do people searching Senior Cobol Developer jobs in Delaware look for?

The top searched job categories for Senior Cobol Developer jobs in Delaware are:

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Senior Cobol Developer jobs near you

Sr Mainframe Developer

Apolis

Wilmington, DE • On-site

Other

Posted 19 days ago

Job description

  • Job Title:Sr. Mainframe DeveloperLocation:Hybrid (Minimum 3 Days Onsite) – Wilmington, DE 19803Tax Term (W2, C2C):W2Job Type (Permanent/Contract):ContractDuration:Long TermOpenDescription:

    We are seeking an experienced Sr. Mainframe Developer with 10–16 years of experience to design, develop, and maintain enterprise banking applications. The ideal candidate should have strong hands-on development experience in Mainframe technologies, expertise in CICS programming, and experience working on complex banking systems.

    Role and Responsibilities:
  • Develops and implements solutions that address complex business challenges, enhancing the ability to make data-driven decisions and improving operational efficiency.
  • Prepares architecture and design documents for complex Banking applications keeping in mind design constraints that translate to coding.
  • Develops secure and high-quality code that runs in sync with other highly efficient sub systems.
  • Think out-of-the-box proactively and be creative by challenging conventional approaches and contribute towards operational efficiency.
  • Troubleshoots problems, works with Product Teams and other stake holders to understand complex Requirements and be able to break them down to design/development.
  • Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2.
  • Expertise in CICS Programming including knowledge of CICS Screen Programming is Mandatory.
  • Experience/Knowledge in building and maintaining new Test regions is preferred.
  • Experience coding in MQ Series & IMS DB is Mandatory.
  • Experience in Banking Compliance and Regulatory Platform is preferred.
  • Must have hands-on coding development experience.
  • Experience with version control.
  • Ability to communicate effectively with team members and clients and excellent problem-solving skills.
  • Required Skills:
  • COBOL
  • JCL
  • VSAM
  • IMS
  • IMS DB
  • CICS
  • CICS Screen Programming
  • DB2
  • MQ Series (IBM MQ)
  • Mainframe Development
  • Banking Applications
  • Banking Compliance & Regulatory Platform
  • Test Region Setup & Maintenance
  • Version Control
  • Architecture & Design
  • Troubleshooting
  • Hands-on Coding
  • Excellent Communication Skills
  • Qualifications:
  • 10–16 years of experience in Mainframe Development.
  • Strong hands-on development experience in COBOL, JCL, VSAM, IMS, CICS, and DB2.
  • Mandatory experience with CICS Programming and CICS Screen Programming.
  • Mandatory experience with MQ Series and IMS DB.
  • Experience building and maintaining test regions is preferred.
  • Experience in Banking Compliance and Regulatory platforms is preferred.
  • Strong problem-solving, analytical, and communication skills.
  • Ability to work in a hybrid environment with a minimum of 3 days onsite.

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