Senior Java Engineer

Apex Systems; Pennington (NJ); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health benefits

401K with company match

Employee stock purchase program

HSA

Career coaching and training

Job summary

Everforth Apex is seeking a Senior Java Engineer in Pennington, New Jersey (Onsite) to lead design and delivery of enterprise applications. You will mentor engineers, drive architectural decisions, and partner with product owners and stakeholders to deliver high-quality solutions.

The role emphasizes hands-on leadership, system-wide performance improvements, and a strong focus on security and DevSecOps practices within a large enterprise context.

Qualifications

• 8+ years of hands-on software engineering experience with Java-based enterprise applications.
• Strong expertise in Java, Spring Boot, and the Spring Framework ecosystem.
• Experience with REST APIs, microservices architecture, and SOAP-based integrations.
• Proficiency with JavaScript and modern web frameworks (Angular/React preferred).
• Extensive experience with Oracle databases, including SQL optimization, PL/SQL, stored procedures, and performance tuning.
• Experience with application servers including Tomcat and WebLogic.
• Experience working in Agile development environments.
• Strong understanding of software design patterns and object-oriented design principles.
• Proven ability to lead technical initiatives and mentor junior engineers.

Responsibilities

• Design and develop scalable, high-performing enterprise applications using modern Java technologies.
• Lead technical design, architecture discussions, and solution reviews for complex initiatives.
• Drive end-to-end delivery from requirements analysis through development, testing, deployment, and production support.
• Build and maintain RESTful APIs, microservices, and event-driven solutions.
• Optimize application performance, reliability, and scalability across distributed systems.
• Collaborate with Product Owners and business partners to refine requirements and define technical solutions.
• Ensure compliance with security, audit, risk, and regulatory standards.
• Lead root cause analysis and resolution of production issues for business-critical applications.
• Conduct code reviews and establish development standards and best practices.
• Mentor and develop engineers across the team.
• Champion automation, CI/CD, DevSecOps, and engineering efficiency initiatives.

Job description

Job#: 3055892

Job Description:

Senior Java Engineer

Location: Pennington, New Jersey (Onsite)

Alternate Location: Addison, TX

Role Overview

We are seeking a highly skilled Senior Java Engineer to lead the design, development, and delivery of enterprise-scale applications supporting critical business capabilities. This role requires a hands‑on technical lead who can design robust solutions, drive engineering excellence, mentor team members, and influence architectural decisions across multiple initiatives. The ideal candidate will partner closely with Product Owners, architects, and business stakeholders to deliver high-quality solutions.

Key Responsibilities

• Design and develop scalable, high‑performing enterprise applications using modern Java technologies.
• Lead technical design, architecture discussions, and solution reviews for complex initiatives.
• Drive end-to-end delivery from requirements analysis through development, testing, deployment, and production support.
• Build and maintain RESTful APIs, microservices, and event‑driven solutions.
• Optimize application performance, reliability, and scalability across distributed systems.
• Collaborate with Product Owners and business partners to refine requirements and define technical solutions.
• Ensure compliance with security, audit, risk, and regulatory standards.
• Lead root cause analysis and resolution of production issues for business‑critical applications.
• Conduct code reviews and establish development standards and best practices.
• Mentor and develop engineers across the team.
• Champion automation, CI/CD, DevSecOps, and engineering efficiency initiatives.

Required Qualifications

• 8+ years of hands‑on software engineering experience with Java‑based enterprise applications.
• Strong expertise in Java, Spring Boot, and the Spring Framework ecosystem.
• Experience with REST APIs, microservices architecture, and SOAP‑based integrations.
• Proficiency with JavaScript and modern web frameworks (Angular/React preferred).
• Extensive experience with Oracle databases, including SQL optimization, PL/SQL, stored procedures, and performance tuning.
• Experience with application servers including Tomcat and WebLogic.
• Experience working in Agile development environments.
• Strong understanding of software design patterns and object‑oriented design principles.
• Proven ability to lead technical initiatives and mentor junior engineers.

Preferred Qualifications

• Experience designing and implementing microservices and cloud‑native applications.
• Knowledge of containerization technologies such as Docker and Kubernetes/OpenShift.
• Experience with CI/CD pipelines and DevOps practices using tools like Ansible, Bitbucket/Git, Jenkins, and SonarQube.
• Experience with application security, vulnerability remediation, and secure coding practices.
• Financial services or other large enterprise experience.

Everforth Apex is a world‑class IT services company that serves thousands of clients across the globe. When you join Everforth 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 ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex Benefits Overview: Everforth 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. Everforth 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, Everforth 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. Everforth 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 Everforth Apex team member can provide.

Everforth 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. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804‑523‑8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

© 2026 Everforth, Inc. All rights reserved.

Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex 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. Everforth 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 Benefits Department at [email protected] or 804‑523‑8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.