Core Java / React Developer - NC

Job#: 3026380

Job Description:
Client: Financial Services
Team: TBA
Job Title: Software Engineer 3 - Core Java / React
Location: Charlotte, NC (CIC) - Zone 2
Contract Length: 6 Months (Possibility to Extend or Convert)
Work Model: 3 Days Onsite Mandatory - Monday & Tuesday required
Bill Rate: $53 - $57
Top Requirements:

5-7 years of Java Engineering experience

Strong Core Java backend development

Experience with React (front-end support for migration)

Hands-on experience in REST API development and backend services

Ability to work on large, complex legacy applications

Experience working in Agile/Kanban environments

Recent hands-on coding experience (not moved into PM roles)

Nice to Have:

Experience with Java Server Faces (JSF)

Experience with large modernization efforts

Experience working with AI-assisted code conversion

Familiarity with collections or loan servicing systems

Job Summary:

The Software Engineer 3 will support a legacy collections application currently undergoing modernization from Java Server Faces (JSF) to React, while maintaining and enhancing Core Java backend logic. This engineer will work as part of a 10-person team supporting a large, complex enterprise application undergoing multi-phase migration. The role requires strong backend Java skills, familiarity with React, and comfort working in a Kanban environment delivering quarterly releases. The engineer will contribute to modernizing the UI, supporting backend services, and completing engineering tasks in a fast-paced and evolving environment.
Day-to-Day Responsibilities:

Develop and enhance backend services using Core Java

Support front-end modernization from JSF React

Maintain and troubleshoot code for a large legacy collections application

Participate in quarterly release cycles (with occasional Saturday deployments)

Work in a Kanban workflow within a 10-member engineering team

Collaborate with team members on architecture, problem-solving, and modernization tasks

Support AI-assisted code conversion components of the project

Write clean, maintainable code and follow enterprise standards and guidelines

Support production fixes and assist in vulnerability remediation

Participate in team discussions, planning, and technical design reviews

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.