Senior Java Backend Developer / Java Developer – Spring Boot & Microservices

Job Title: Senior Java Backend Developer / Java Developer – Spring Boot & Microservices

Client: Texas Health and Human Services Commission (HHSC)
Solicitation Reference: 529701796R
Position: Developer/Programmer Analyst 3
Number of Positions: 3
Contract Duration: January 1, 2027 – August 31, 2027
Maximum Estimated Hours: 1,280
Location: Austin, TX 78751
Work Arrangement: Hybrid – 3 Days Remote / 2 Days Onsite (Thursday & Friday)

Job Description

We are seeking experienced Senior Java Backend Developers to support the Texas Health and Human Services Commission (HHSC). The ideal candidates will have strong expertise in Java, Spring Framework, Spring Boot, RESTful APIs, Microservices, and enterprise application integration.

Key Responsibilities

• Design, develop, and maintain secure, scalable backend applications using Java.

• Build and maintain enterprise-grade RESTful web services and APIs.

• Develop high-volume data-processing pipelines using the Spring ecosystem.

• Design and implement system integration interfaces for internal and external applications.

• Develop and consume REST APIs secured using OAuth 2.0 and JWT.

• Work with microservices architecture and process XML and JSON data.

• Integrate applications with Oracle databases using Hibernate and JPA.

• Optimize SQL queries, API performance, and data-processing workflows.

• Develop comprehensive unit and integration test cases.

• Collaborate with business analysts, system analysts, DBAs, and frontend teams.

Required Qualifications

• 8+ years of experience in Java enterprise application development.

• 8+ years of experience with Java-based enterprise solutions and application architecture.

• 8+ years of hands-on experience with the Spring ecosystem.

• 8+ years of experience developing and consuming RESTful APIs.

• Strong knowledge of OAuth 2.0 and JWT authentication.

• 8+ years of experience with Microservices architecture.

• Strong experience parsing XML and JSON data.

• 8+ years of experience with Oracle, SQL optimization, Hibernate, and JPA.

• Experience designing secure, scalable, and maintainable integration architectures.

• Excellent collaboration and communication skills.

Preferred Qualifications

• 3+ years of experience with Maven or Gradle.

• 3+ years of experience with Git.

• 3+ years of experience working in Agile development environments.

Important Location Requirement

Candidates MUST be local to Austin, TX, within a 50-mile radius.

• Onsite presence is mandatory every Thursday and Friday.

• Candidates must provide current location and a redacted government-issued ID or driver's license showing their name and city/state.

• Relocation candidates will not be considered.

Interested candidates: Please share your updated resume, current location, work authorization, contact details, and rate expectations.