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PR4- OIC - Application Developer -

Lead Java developer on a COBOL-to-Java redevelopment effort for the State of Ohio.

  • Columbus, Ohio, United States
  • Contract
  • On-site
  • Posted Nov 7, 2026
INDUSTRYSoftware & InternetSaaS & Enterprise Software

Responsibilities

  • Serve as lead Java developer on the COBOL-to-Java redevelopment effort
  • Analyze legacy COBOL code and work with other developers to deliver Java solutions that reproduce its business functions
  • Design, code, test, and implement Java application code, including enhancements, new development, and fixes to production problems
  • Help OIC set and refine coding standards using current best practices
  • Work in an agile, iterative way and show regular progress toward completion
  • Coordinate the team’s programming activities
  • Take part in structured code reviews and walkthroughs
  • Test application stability and functionality, then troubleshoot and fix bugs
  • Keep the application software secure and its data intact
  • Prepare documentation such as flowcharts, narratives, and code comments, and provide content to Technical Writers
  • Provide technical training to OIC IT staff
  • Work with business and technical staff to resolve questions of intent, accuracy, or feasibility, and to decide on modifications or enhancements
  • Support production installs of application releases as directed
  • Research problems before escalating, give accurate status updates, and meet timelines and productivity standards

Requirements

  • 4-year college degree or equivalent technical study

Nice to have: legacy COBOL applications, AWS, Azure, GCP, Docker, Kubernetes, Angular

Skills

JavaSpringSpring BootHibernateJPARESTful APIsmicroservices architectureOracleMicrosoft SQL ServerMySQLGitJenkinsMavenGradleEclipseVisual Studio CodeSpringSpring BootHibernateRESTmicroservicesOracleMicrosoft SQL ServerMySQLGitJenkinsMavenGradleEclipseVisual Studio CodeDockerKubernetesAngular

Full description

Senior Java Developer (Programmer 4) Company: Stealth Entry Cybersecurity Solutions Client: State of Ohio Location: Onsite, William Green Building, 8th Floor, 30 West Spring Street, Columbus, Ohio. Local candidates are required. Engagement: 1-year contract with the possibility of an extension Requisition: 815538 Experience: 8 to 9 years of relevant experience Education: 4-year college degree or equivalent technical study; advanced study preferred Interviews: In person in Columbus, Ohio About Stealth Entry Stealth Entry Cybersecurity Solutions is a Service-Disabled Veteran-Owned Small Business and Ohio Minority Business Enterprise headquartered in Westerville, Ohio. We provide skilled IT and cybersecurity professionals to federal, state, and commercial clients. About the Role Stealth Entry is hiring a senior Java developer for our client, the State of Ohio. You will be the lead Java developer on a project to understand legacy COBOL applications and rebuild them in Java. The new Java solutions must deliver the same business-critical functions the COBOL applications perform today. The role suits someone who has taken Java business solutions from conception to completion and is comfortable switching between solutions consultant, technical lead, and project manager as the work requires. You will work with IT staff, other developers, and subject matter experts, including Bureau of Workers’ Compensation (BWC) team members, to choose the best approach. If this assignment goes well, more code rewrite work may follow. Key Responsibilities Serve as lead Java developer on the COBOL-to-Java redevelopment effort Analyze legacy COBOL code and work with other developers to deliver Java solutions that reproduce its business functions Design, code, test, and implement Java application code, including enhancements, new development, and fixes to production problems Help OIC set and refine coding standards using current best practices Work in an agile, iterative way and show regular progress toward completion Coordinate the team’s programming activities (this is a professional, non-supervisory role) Take part in structured code reviews and walkthroughs Test application stability and functionality, then troubleshoot and fix bugs Keep the application software secure and its data intact Prepare documentation such as flowcharts, narratives, and code comments, and provide content to Technical Writers Provide technical training to OIC IT staff Work with business and technical staff to resolve questions of intent, accuracy, or feasibility, and to decide on modifications or enhancements Support production installs of application releases as directed Research problems before escalating, give accurate status updates, and meet timelines and productivity standards Required Qualifications 8 to 9 years of relevant programming experience Strong proficiency in Java (8/11/17+) and Object-Oriented Design principles Expertise with Java frameworks and libraries such as Spring, Spring Boot, and Hibernate/JPA Experience building and consuming RESTful APIs and working with microservices architecture Proficiency with relational databases such as Oracle, Microsoft SQL Server, and MySQL Experience with Git and CI/CD tools such as Jenkins, Maven, and Gradle Proficiency with IDEs such as Eclipse and Visual Studio Code Hands-on full lifecycle implementation experience Excellent written and verbal communication, leadership, organizational, analytical, and problem-solving skills Ability to work across business and functional lines in a team environment Preferred Qualifications Experience understanding or migrating legacy COBOL applications Knowledge of cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes) Experience with Angular 4+ or other JavaScript frameworks and SPA front-end development Advanced degree or advanced technical study Experience in a state government or public sector setting How to Apply Submit your resume showing your Java development experience, the frameworks and databases you have used, and any legacy modernization or COBOL conversion work you have done.

PR4- OIC - Application Developer - at STEALTH ENTRY | Referso Jobs