1

Mainframe Developer Jobs in Connecticut (NOW HIRING)

Hands-on experience in integrating data from heterogeneous data sources spanning across mainframes ... Experience and understanding of in Production support and performance engineering. * Technical ...

Hands-on experience in integrating data from heterogeneous data sources spanning across mainframes ... Experience and understanding of in Production support and performance engineering. * Technical ...

IMS / CICS Systems Programmer

Hartford, CT · On-site

$55.50 - $70.50/hr

IMS / CICS Systems Programmer Location: Hartford, CT Job Type: Contract * Working knowledge of SMP/E software installation process, analyzing PTFs and HOLDDATA, triaging HIPER, FIXCAT, and PE'd PTFs.

software developer

Norwalk, CT · On-site

$21K - $128K/yr

A qualified software developer is needed by our organization to assist in the advancement of our ongoing projects. Writing code to create software and modifying it to correct bugs, adapt it to new ...

Senior Developer

Hartford, CT · On-site

$55 - $72.75/hr

Web accessibility developer Job Id: Digital Accessibility -Website Developer Client: CT DAS Duration: 06+ Months Location: Remote, Hartford, CT. The State of Connecticut (CT) is seeking a Digital ...

Application Developer Salary: 75k-80k Location: Windsor, CT Green card or citizen only No relocation Financial Services firm seeks an Application Developer for its staff. Responsibilities:

As a rapidly growing firm of 140+ employees in Greenwich, CT, they are seeking a full time Application Developer to build next-generation applications. This position will be based fully onsite in CT.

Application Developer Location:55 Farmington Ave Hartford, Connecticut 06105 Description: • Microsoft .NET Certification : Candidates must possess a valid certification in Microsoft .NET ...

Senior Software Developer

Windsor, CT · On-site +1

$54.25 - $71.75/hr

Deliver software engineering designs and programs for new and existing products (enhancements and new product development) that meet business needs. Keep current on best practices in technology and ...

next page

Showing results 1-20

Mainframe Developer information

See Connecticut salary details

$9

$50

$68

How much do mainframe developer jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for mainframe developer in Connecticut is $50.78, according to ZipRecruiter salary data. Most workers in this role earn between $44.81 and $57.64 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 popular job titles related to Mainframe Developer jobs in Connecticut? For Mainframe Developer jobs in Connecticut, the most frequently searched job titles are:
What job categories do people searching Mainframe Developer jobs in Connecticut look for? The top searched job categories for Mainframe Developer jobs in Connecticut are:
Infographic showing various Mainframe Developer job openings in Connecticut as of July 2026, with employment types broken down into 83% Full Time, 7% Part Time, 1% Temporary, and 9% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $105,618 per year, or $50.8 per hour.
Principal Software Development Engineer

Principal Software Development Engineer

CVS Health

Hartford, CT • On-site

$144K - $288K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 8 hours ago


CVS Health rating

5.8

Company rating: 5.8 out of 10

Based on 4,278 frontline employees who took The Breakroom Quiz

80th of 104 rated pharmacies


Job description

We're building a world of health around every individual - shaping a more connected, convenient and compassionate health experience. At CVS Health, you'll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselvesaccountable and prioritize safety and quality in everything we do. Join us and be part of something bigger - helping to simplify health care one person, one family and one community at a time.

Position Summary

*ROLE IS BASED IN HARTFORD, CT

We are seeking a highly skilled Principal Software Development Engineer to lead the innovation, design, and development of cutting-edge software solutions for our enterprise healthcare systems.

As a key technical leader, you will drive the adoption of best practices in software engineering, ensuring high performance, scalability, and security in mission-critical applications. You will play a pivotal role in completing proof of concepts/proof of technologies to inject innovative solutions to our development cycles. Focus areas include: DevSecOps implementation, leveraging tools like GitHub, Jenkins, and other CI/CD pipelines to optimize software delivery as well as AI solutions to optimize efficiencies.

The ideal candidate will have a proven track record of designing complex enterprise systems, modernizing legacy applications, and mentoring development teams. You will collaborate with cross-functional teams, including product management, architecture, security, and operations, to deliver innovative solutions that enhance healthcare services.

This is a high-impact role where you will shape the future of healthcare technology, driving innovation and efficiency in critical applications. If you are passionate about building scalable, secure, and transformative healthcare solutions, we want to hear from you!

Key Responsibilities

  • Lead the design and development of enterprise solutions using .NET, COBOL, Java, Node.js, JavaScript, and Angular
  • Define best practices for the adoption and integration of new/emerging technologies within the organization
  • Develop and implement POCs using emerging technologies to demonstrate their potential value and application
  • Modernize legacy applications, integrating them with cloud-native solutions, microservices and best practices in GCP and Azure, where appropriate
  • Implement DevSecOps pipelines using enterprise tooling such as GitHub Actions, ArgoCD, and other CI/CD tools
  • Ensure security, compliance, and performance optimization across all software solutions
  • Collaborate with cross-functional teams to define and execute technical roadmaps
  • Mentor and train other engineers on new tools, technologies, and methodologies - fostering a culture of continuous learning and technical excellence


Required Qualifications

  • 10+ years of experience in software engineering with expertise in most of the following: .NET, COBOL, Java, Node.js, JavaScript, and Angular
  • Experience with implementing solutions using Generative AI technologies and frameworks
  • 3+ years' experience with GCP and Azure, including cloud-native development and migration strategies
  • Expertise in enterprise application architecture, API development, and microservices
  • Deep understanding of DevSecOps principles, CI/CD pipelines, and tools such as GitHub, Jenkins
  • Excellent problem-solving, leadership, and communication skills


Preferred Qualifications

  • Knowledge of healthcare industry regulations and compliance standards is a strong plus
  • Experience modernizing Legacy applications.
  • Experience with Salesforce and Mulesoft Integration
  • Understanding of mainframe architecture and operating systems (z/OS)


Education

  • Bachelor's degree or equivalent experience (Highschool diploma plus 4 years relevant work experience)

Pay Range

The typical pay range for this role is:

$144,200.00 - $288,400.00


This pay range represents the base hourly rate or base annual full-time salary for all positions in the job grade within which this position falls. The actual base salary offer will depend on a variety of factors including experience, education, geography and other relevant factors. This position is eligible for a CVS Health bonus, commission or short-term incentive program in addition to the base pay range listed above. This position also includes an award target in the company's equity award program.

Our people fuel our future. Our teams reflect the customers, patients, members and communities we serve and we are committed to fostering a workplace where every colleague feels valued and that they belong.

Great benefits for great people

We take pride in offering a comprehensive and competitive mix of pay and benefits that reflects our commitment to our colleagues and their families.

This fulltime position is eligible for a comprehensive benefits package designed to support the physical, emotional, and financial wellbeing of colleagues and their families. The benefits for this position include medical, dental, and vision coverage, paid time off, retirement savings options, wellness programs, and other resources, based on eligibility.


Additional details about available benefits are provided during the application process and on Benefits Moments.

We anticipate the application window for this opening will close on: 08/30/2026

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state and local laws.


What CVS Health employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom