Senior Java Lead: COBOL-to-Java Migration (Onsite Columbus)

STEALTH ENTRY; Columbus (OH); On-site; USD 110,000 - 150,000; Full time

Job summary

Stealth Entry Cybersecurity Solutions is hiring a Senior Java Developer for the State of Ohio. You will lead the COBOL-to-Java redevelopment, delivering equivalent business functions and guiding technical decisions on a 1-year contract.

The role requires 8–9 years of Java experience, Spring ecosystem, REST APIs, and agile delivery. Onsite in Columbus, with in-person interviews and collaboration with OIC and BWC teams.

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.

Responsibilities

• Serve as lead Java developer on COBOL‑to‑Java redevelopment effort.
• Analyze legacy COBOL code and 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 (non‑supervisory).
• 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, 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.
• Support production installs of application releases as directed.
• Research problems before escalating, give accurate status updates, and meet timelines and productivity standards.

Skills

Java proficiency (8/11/17+)

OO design

Spring/Spring Boot/Hibernate/JPA

RESTful APIs & microservices

Relational databases (Oracle, SQL-SS,

Git & CI/CD (Jenkins, Maven, Gradle)

IDE: Eclipse, VS Code

Full lifecycle implementation

Communication, leadership & problem‑sl

Team cross-functional collaboration

Education

4-year college degree or equivalent technical study

Tools

Eclipse

Visual Studio Code

Job description

Stealth Entry Cybersecurity Solutions is hiring a Senior Java Developer for the State of Ohio. You will lead the COBOL-to-Java redevelopment, delivering equivalent business functions and guiding technical decisions on a 1-year contract.

The role requires 8–9 years of Java experience, Spring ecosystem, REST APIs, and agile delivery. Onsite in Columbus, with in-person interviews and collaboration with OIC and BWC teams.