Java Microservices Developer (Legacy Modernization / OpenShift)

The C.A.S.E. Engineering Group

Washington, DC, United States

29 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Experienced

Experience required

2 years minimum

Compensation

$125,000.0 - $145,000.0

Working hours

Regular working hours

Job source

www.indeed.com

Tech stack

Java (Programming Language) Software Design Patterns OpenShift Simple Object Access Protocol (SOAP) Software Engineering Spring-boot Kubernetes Restful APIs Microservices

Job description

Legacy Analysis: Reverse-engineer legacy service behaviors, interfaces, data flows, and dependencies.
Microservice Engineering: Decompose legacy ESB flows into modular Java/Spring Boot microservices tailored for OpenShift.
Interface Preservation: Preserve 100% interface compatibility for consumer applications during migration waves.
Migration Waves: Produce legacy-to-target mapping documentation, sequencing plans, dual-run support, and rollback strategies.
Testing & Standards: Perform contract testing, produce developer validation evidence, and establish reusable modernization templates.

Requirements

Experience:
At least 5 years of software development experience.
At least 2 years focused on legacy modernization or re-platforming efforts.
Proven hands-on Java / Spring Boot microservice development.
Technical Expertise:
REST APIs, microservice design patterns, and interface contract testing.
OpenShift or Kubernetes deployment patterns and containerization.
Legacy integration patterns (ESB, SOAP, batch/file interfaces; webMethods exposure is a plus).
Clearance & Security:
Must possess U.S. work authorization.
Must be able to obtain and maintain a federal Moderate Risk Public Trust (MBI level)

Benefits & conditions

Pulled from the full job description Health insurance Paid time off Vision insurance Dental insurance, * Target Salary Range: $125,000 - $145,000 / year (Note: Final offer is subject to candidate experience and expectations), * Dental insurance

Health insurance
Paid time off
Vision insurance

About the company

At The C.A.S.E. Engineering Group, we specialize in cybersecurity advisory services, modernizing IT architectures, developing IT strategic plans, and engineering innovative systems and software. C.A.S.E. stands for Cybersecurity, Architecture, Strategy, and Engineering. We take a balanced, tailored approach to solving unique organizational challenges while leveraging industry best practices for long-term success.

This position supports a mission-critical federal environment executing the phased modernization of legacy middleware patterns to modern Java microservices.