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Mainframe Developer With Cobol Jobs in Connecticut

ASSA ABLOY

Lead RPA Developer

New Haven, CT

$116K - $146K/yr

With a rich heritage and diverse portfolio, ASSA ABLOY has built a reputation for delivering ... Strong experience in automating SAP, legacy, and mainframe applications, including SAP GUI ...

Assa Abloy

Lead RPA Developer

New Haven, CT · On-site

$116K - $146K/yr

With a rich heritage and diverse portfolio, ASSA ABLOY has built a reputation for delivering ... Strong experience in automating SAP, legacy, and mainframe applications, including SAP GUI ...

Unisys

Field Engineer Technician

East Hartford, CT

Serves as Field Engineer for large, complex clients and across the range of company products and ... Tests and certifies mainframes, servers and other infrastructure associated with networks and ...

Unisys

Field Engineer Technician

East Hartford, CT · On-site

... mainframes, servers and other infrastructure associated with networks and peripherals. You will be successful in this role if you have: High School Diploma or GED required May require technical ...

Sonsoft Inc

IBM Maximo (GC--USC)Berlin, CT

Berlin, CT · On-site

... Programming. * At least 2 years of experience IBM Maximo technical experience with exposure to implementation projects. * At least 2 years of experience technical areas such as Integrations with ...

Chubb

Head of Data Engineering, PRS

Simsbury, CT

You'll leverage your Mainframe and Data modernization, AI, engineering, technical, business and communication expertise to partner with functional leaders to define and prioritize key data needs and ...

Chubb

Head of Data Engineering, PRS

Simsbury, CT · On-site

$224K - $314K/yr

You'll leverage your Mainframe and Data modernization, AI, engineering, technical, business and communication expertise to partner with functional leaders to define and prioritize key data needs and ...

FAVARH

IT Manager

Windsor, CT

$94K - $116K/yr

Working with Programming Languages including Java, .Net, Microfocus COBOL, and Informatica. Applying knowledge of Databases such as DB2, UDB, Oracle or MySQL. Applying knowledge of operating systems ...

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Mainframe Developer With Cobol information

What are some common challenges faced by mainframe developers working with COBOL, and how can they be overcome?

Mainframe Developers working with COBOL often encounter challenges such as maintaining legacy code, integrating mainframe systems with modern technologies, and adapting to evolving business requirements. Legacy systems may lack proper documentation, making it crucial to develop strong debugging and reverse-engineering skills. Collaborating closely with business analysts and other IT teams helps ensure a clear understanding of requirements and smoother integration projects. Staying up-to-date with mainframe modernization tools and participating in knowledge-sharing sessions within your team can also help overcome these challenges and support career growth.

What is a mainframe developer with COBOL?

Mainframe Developers with COBOL are IT professionals who specialize in developing, maintaining, and supporting applications that run on mainframe computers using the COBOL programming language. They work with legacy systems, often in industries like banking, insurance, or government, where mainframes are still prevalent due to their reliability and processing power. Their responsibilities include coding, debugging, testing, and optimizing COBOL programs, as well as integrating mainframe applications with newer technologies. Mainframe Developers also ensure the performance and security of mission-critical systems that handle large volumes of data.

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

To thrive as a Mainframe Developer with COBOL, you need expertise in COBOL programming, mainframe systems (such as IBM z/OS), JCL, and database management, typically supported by a degree in computer science or a related field. Familiarity with tools like TSO/ISPF, DB2, CICS, and source control systems is commonly required, and certifications in mainframe technologies can be advantageous. Strong problem-solving, attention to detail, and effective communication skills help you manage complex legacy systems and collaborate with cross-functional teams. These skills and qualifications are vital for maintaining, enhancing, and supporting critical business applications that rely on mainframe environments.
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Infographic showing various Mainframe Developer With Cobol job openings in Connecticut as of August 2026, with employment types broken down into 80% Full Time, and 20% Contract. Highlights an 87% In-person, and 13% Remote job distribution.

IT - Technology Specialist - IT Service, Support and Operations | AS/400 technologies | COBOL/400

Spruce Infotech

Hartford, CT • On-site

Full-time

Re-posted 6 days ago

Job description

Job Title* Technology Specialist - IT Service, Support and Operations | AS/400 technologies | COBOL/400
Work Location: HartfordCT6156
Vendor Rate*XXX/hr
Contract duration (in months)* 12
Job Details:
Must Have Skills (Top 3 technical skills only) *
1. RPG COBOL
2. AS400
3. Programing language exp
Nice to have skills (Top only)
1. Health care Domain Knowledge
Detailed Job Description:
Development project work in ASH area. Independently capture the req and deliver it.Communication
with stake holders. Adhering to project schedule.Programing language exp. RPG , COBOL.
Independently capture the req and deliver it
Minimum years of experience*:
8-10 years
Certifications Needed: No
Top 3 responsibilities you would expect the Subcon to shoulder and execute*:
1. Independently capture the req and deliver it
2. Communication with stake holders
3. adhering to project schedule
Interview Process (Is face to face required?)
Yes

Apply