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Java Modernization Engineer

Randstad Digital Americas
Hartford, CT Full Time
POSTED ON 9/27/2026
AVAILABLE BEFORE 10/26/2026
Job Summary

We are seeking an experienced Java Modernization Engineer to support the transformation and modernization of legacy enterprise applications The role involves refactoring legacy Java applications to Java 15 converting existing HTTPbased applications to HTTPS and leveraging AWS modernization tools such as Amazon Transform to accelerate application upgrades improve security and enhance maintainability Experience in application modernization cloud adoption and code transformation initiatives is essential The JD aligns with modernization activities referenced in internal documentation around Java version upgrades and AWS transformation tooling.

location: Hartford, Connecticut

job type: Permanent

salary: $130 - 140 per year

work hours: 8am to 5pm

education: Bachelors

Responsibilities

  • Analyze and assess legacy Java applications for modernization opportunities
  • Refactor and upgrade Java applications to Java 15 ensuring code quality compatibility and performance improvements
  • Convert existing HTTPbased applications to HTTPS implementing SSLTLS security best practices
  • Leverage Amazon Transform and other AWS modernization services tools to automate and accelerate application modernization
  • Resolve code dependency framework and build compatibility issues during migration
  • Modernize application architecture and prepare applications for cloud native deployment
  • Collaborate with architects DevOps engineers security teams and business stakeholders
  • Perform code reviews unit testing integration testing and deployment validation
  • Document modernization strategies transformation outcomes and technical recommendations
  • Support CICD integration and automated deployment processes

Qualifications

Strong experience in Java development Java 81115

Experience upgrading Java versions and refactoring legacy applications

Knowledge of Spring Boot Spring Framework REST APIs

Experience migrating applications from HTTP to HTTPS

Understanding of SSLTLS certificates encryption and application security

Experience with Maven Gradle Git Jenkins or similar DevOps tools

Familiarity with AWS services and modernization tools

Experience with code analysis dependency management and remediation

Skills

AWS EC2,AWS,AWS services,AWS DevOps,application architecture,Maven Gradle,Cloud migration,Refactor,refactoring,code reviews,CICD,automated deployment,DevOps,DevOps tools,containerization Docker,enterprise applications,Git Jenkins,Computer Science,Information Technology,integration testing,Java,Java development,Java applications,JavaScript,legacy applications,microservices architecture,REST APIs,application development,software engineering,code quality,application security,Spring Framework,Spring Boot,code analysis,unit testing,automate,automated,encryption,dependency management,internal documentation,security,security best practices,application upgrades,tooling

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com.

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

Salary : $130 - $140

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