Top 73 Database/application developer Jobs in Connecticut

Mainframe Developer (Hybrid Onsite)
GSK Solutions Inc —Hartford, CT
- $65 - $70 an hour
- Contract
- Hybrid work
- Background check
- Data analysis skills
- In-person
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2d
Mainframe Developer (Java & Selenium Automation)
iSOFT —Hartford, CT
- $45 an hour
- Contract
- Hybrid work
- Computer Science
- SQL
- Analysis skills
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1d
Staff Software Engineer, Full Stack
Bennie —North Stamford, CT
- $180,000 - $230,000 a year
- Full-time
- Remote
- 3 years
- Java
- Mentoring
- Paid parental leave
- Health savings account
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PL SQL Developer
Turning Point Global Solutions —Stamford, CT
- Contract
- Computer Science
- 5 years
- Office
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3d
Senior Full-Stack Software Developer
IDOC LLC —Connecticut
- Remote
- Senior level
- 10 years
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MO416- Power Platform developer 64265
FHR —Hartford, CT
- Remote
- Azure
- Mid-level
- SharePoint
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Senior Database Administrator
Finalsite —Glastonbury, CT
- $135,000 - $165,000 a year
- Full-time
- Remote
- 7 years
- System design
- HIPAA
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7d
Application Developer
Software Technology Inc —Hartford, CT
- Writing skills
- Mid-level
- Office
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Java Web Application Developer
Interactive Brokers —Greenwich, CT
- Hybrid work
- Computer Science
- Mid-level
- Office
- Health insurance
- Dental insurance
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2d
GIS Specialist
Atlas Field Services —Hartford, CT
- $43 - $48 an hour
- Full-time
- Clean driving record
- Pass drug screening
- Mid-level
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Application Developer – Torrington
O&G Industries Inc —Torrington, CT
- Full-time
- Engineering
- Mid-level
- Fair chance
- Paid holidays
- Disability insurance
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Powershell Developer
Info-Ways —Stamford, CT
- Contract
- Mid-level
- Windows
- SQL
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Front End Web Developer
The Nassau Companies of New York. —Hartford, CT
- $65,000 - $150,000 a year
- Online Application
- Hybrid work
- Computer science
- Computer Science
- Mid-level
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Sr. Software Engineer
Benelynk —Milford, CT
- $150,000 - $175,000 a year
- Full-time
- Remote
- Azure
- Pass drug screening
- System design
- Health insurance
- Dental insurance
IT Solutions Engineer IV
Granite Construction Inc. —Hartford, CT
- $127,843 - $191,763 a year
- Remote
- Computer Science
- Ability to walk for extended periods
- 5 years
- Health savings account
- Paid holidays
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MO411-Java Oracle Forms developer 141779
FHR —Hartford, CT
- $50 - $55 an hour
- Software troubleshooting
- Java
- Senior level
Quick Apply
IT Business Systems Analyst
Amphenol RF —Danbury, CT
- ERP systems
- Mid-level
- Java
- Paid holidays
- Health insurance
Quick Apply
Engineering Department Administrator
Town of South Windsor —South Windsor, CT
- Full-time
- Word processing
- Research
- Mid-level
12d
Data Warehouse/Business Intelligence Software Developer
Infowave Systems —Rocky Hill, CT
- Mid-level
- Windows
- SQL
Senior Full Stack Developer
Total Mortgage Services LLC —Milford, CT
- Full-time
- Computer science
- Computer Science
- 5 years
Quick Apply

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database/application developer jobs near connecticut

Mainframe Developer (Hybrid Onsite)

GSK Solutions Inc -
Hartford, CT

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Job Details

Contract
$65 - $70 an hour
2 days ago

Qualifications

Data integrity assurance
SFTP
Database systems
Data migration
Data validation techniques
Software implementation
Data analysis skills
Requirements analysis
Mainframe
User acceptance testing
COBOL
Mainframe development
Database migration or upgrading
Technical troubleshooting support
Systems analysis

Full Job Description

Job Title: Mainframe Developer (Hybrid Onsite) (role focused on migrating legacy mainframe (IMS) data to new systems.)
Location: Hartford, CT
Duration: 6 months+
Interview Type: Virtual or In-Person
Note: Local candidates preferred

Top Skills & Years of Experience

10+ years of Mainframe Development experience.
Expert-level COBOL programming experience.
Strong JCL development and troubleshooting skills.
Extensive IMS Database experience.
Experience with BMC Utilities for IMS.
Experience developing large-scale data extracts and conversion processes.
Strong understanding of FTP/SFTP file transfer methodologies.
Proven experience supporting enterprise data migration or modernization initiatives.
Experience performing data analysis, reconciliation, and validation.
Ability to work independently with minimal supervision in a deadline-driven environment.

Job Description: Seeking a highly experienced Mainframe Database Migration Specialist to support a critical, time-sensitive enterprise data migration initiative. The consultant will be responsible for analyzing existing mainframe applications, developing extraction and conversion processes, modifying COBOL programs and JCL, and ensuring the successful migration of IMS and legacy data assets to target platforms. The ideal candidate will possess deep technical expertise and the ability to work independently in a fast-paced environment with aggressive project timelines.
Key Responsibilities:

Analyze existing mainframe applications, databases, files, and batch processing workflows to support migration activities.
Design, develop, and execute data extraction processes from IMS databases and legacy mainframe data sources.
Create, modify, and support JCL required for data extracts, file transfers, conversion processing, and migration testing.
Perform COBOL program analysis and code modifications to support data extraction, transformation, validation, and reconciliation requirements.
Review and update FTP/SFTP processes to support secure transmission of migration files between source and target environments.
Utilize IMS utilities and BMC Utilities for IMS to unload, extract, validate, and reconcile database content.
Develop and execute data validation and reconciliation procedures to ensure data integrity throughout the migration lifecycle.
Support file mapping, field-level transformation logic, and data conversion specifications.
Troubleshoot batch failures, abends, data discrepancies, and performance issues related to migration processing.
Collaborate with database administrators, architects, business analysts, and project teams to define migration requirements and resolve technical challenges.
Create technical documentation, migration runbooks, implementation procedures, and production support documentation.
Participate in migration testing, system integration testing, user acceptance testing, and production implementation activities.
Provide production support during migration cutover and post-implementation stabilization periods.
Identify opportunities for automation using CLIST, REXX, File-AID, and other mainframe utilities.
Ensure compliance with enterprise change management, security, and audit requirements.

Required Qualifications

10+ years of Mainframe Development experience.
Expert-level COBOL programming experience.
Strong JCL development and troubleshooting skills.
Extensive IMS Database experience.
Experience with BMC Utilities for IMS.
Experience developing large-scale data extracts and conversion processes.
Strong understanding of FTP/SFTP file transfer methodologies.
Proven experience supporting enterprise data migration or modernization initiatives.
Experience performing data analysis, reconciliation, and validation.
Ability to work independently with minimal supervision in a deadline-driven environment.

Preferred Qualifications

Experience with File-AID.
Experience with EZtrieve.
Experience with CLIST and REXX automation.
Prior experience with legacy modernization or cloud migration projects.
Experience supporting financial services, insurance, healthcare, or government mainframe environments.

Critical Success Factors

Ability to quickly assess complex legacy environments.
Strong problem-solving and troubleshooting capabilities.
Excellent communication and documentation skills.
Ability to meet aggressive deadlines and deliver high-quality migration solutions under tight timelines.

#GSKIT

Pay: $65.00 - $70.00 per hour

Experience:

IMS databases: 3 years (Preferred)
JCL: 4 years (Required)
FTP/SFTP file transfer: 1 year (Preferred)

Work Location: Hybrid remote in Hartford, CT 06105

Quick Apply

Refine Your Search

database/application developer jobs in connecticut

Mainframe Developer (Hybrid Onsite)

Mainframe Developer (Java & Selenium Automation)

Staff Software Engineer, Full Stack

PL SQL Developer

Senior Full-Stack Software Developer

MO416- Power Platform developer 64265

Senior Database Administrator

Application Developer

Java Web Application Developer

GIS Specialist

Application Developer – Torrington

Powershell Developer

Front End Web Developer

Sr. Software Engineer

IT Solutions Engineer IV

MO411-Java Oracle Forms developer 141779

IT Business Systems Analyst

Engineering Department Administrator

Data Warehouse/Business Intelligence Software Developer

Senior Full Stack Developer

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