Java Architect

Govserviceshub; Columbus (OH); On-site; USD 90,000 - 140,000; Full time

Job summary

An established industry player is seeking a highly experienced Java Architect to support critical application development for taxation platforms. With a focus on enterprise Java applications, the ideal candidate will leverage over 10 years of expertise in Java EE and frameworks like Spring to drive integration and production support efforts. This role emphasizes collaboration within Agile teams, addressing technical debt, and enhancing system performance. Join a forward-thinking organization committed to innovation in the taxation domain, where your contributions will directly impact the efficiency of government services.

Qualifications

• 10+ years of Java EE development experience with relevant frameworks.
• Strong understanding of enterprise systems in taxation/finance domains.

Responsibilities

• Provide production support for PSRM/STARS applications.
• Develop integration components for the migration of Release 2 taxes.

Skills

Java EE

Spring Framework

Agile/Scrum

Asynchronous Messaging

SQL

Web Services

Tools

Eclipse

RAD 7.5

Job description

Columbus, United States | Posted on 05/05/2025

Job Location: Columbus, OH 43229 (Fully Onsite)

Note: Local candidates only. Prior experience in taxation or finance domains is highly preferred.

• Each candidate must submit a government-issued ID (Driver’s License or Passport) and provide three professional references (names, official emails, and phone numbers).

Job Description:

The State of Ohio – Department of Taxation is seeking a highly experienced Java Architect to support critical application development and production needs for its STARS and OH|Tax platforms. The ideal candidate will have at least 10 years of hands-on experience with enterprise-level Java applications, particularly in the taxation or finance domains, and must be able to work 100% onsite in Columbus, OH.

Specialty Areas:

Enterprise Java Architecture – Advanced proficiency in JEE, Spring, JSF, and messaging systems.

System Integration – Working on the integration of STARS with OH|Tax systems as part of a multi-phase migration.

Production Support & Technical Debt – Backfilling team gaps, supporting production issues, and addressing infrastructure upgrades.

Agile Delivery & Collaboration – Strong experience with Agile/Scrum methodology, including backlog refinement and team coordination.

Responsibilities:

Provide production support for PSRM/STARS applications.

Develop integration components for the migration of Release 2 taxes to the OH|Tax platform.

Contribute to the technical design and development of future tax releases.

Collaborate with internal teams to support infrastructure upgrades and resolve technical debt.

Act as a backfill resource to allow in-house teams to focus on OH|Tax-related projects.

Skill Matrix:

Skill

Required / Desired

Years of Experience

IDE: RAD 7.5 and/or Eclipse
Required
10+

Java: JEE 5+, EE Batch Architecture, Design Patterns
Required
10+

Spring Framework (MVC & Batch)
Required
10+

Asynchronous Messaging, JMS/MQ
Required
10+

Web Framework: JSF 2.0
Required
10+

JPA / EJB 3.0 / Java Persistence API
Required
10+

JAX-WS Web Services, XML, JAXB
Required
10+

XPath, UML, Object Modeling, Batch Scheduler, SQL/Web Services Tuning
Required
10+

Clarifying system/program intent, identifying and suggesting improvements
Required
10+

Agile / Scrum development methodology
Required
Extensive

Mandatory Requirements:

Minimum 10 years of experience in Java EE development with relevant frameworks and tools.

Strong understanding of enterprise systems in taxation/finance domains.

Experience with state or government projects is a strong plus.

Ability to attend in-person interviews and work fully onsite in Columbus, OH.

Preferred Qualifications:

Background in taxation platforms like STARS, PSRM, or OH|Tax.

Strong analytical, problem-solving, and communication skills.

Experience managing or mentoring junior developers in a fast-paced Agile environment.

Submission Requirements:

Government-issued ID (Driver’s License or Passport)

Three professional references (Names, official emails, phone numbers)

Skill matrix with detailed years of experience and last used dates