Java Developer III

Job#: 3030975

Job Description:
Java Developer III

Location: Chicago, IL (Partial Remote)

Employment Type: Contract

Role Overview

As a software developer, you will be responsible for the development of mission-critical applications. This role involves building high-performing, real-time middleware solutions in the domains of Baggage, Flight Operations, Reservation Management, and Check-in. You will focus on building data caches, real-time messaging applications, and delivering cloud-based solutions using current technologies and enterprise-grade integration software.

Key Responsibilities

• Participate in the full development life cycle, including requirements analysis and design.
• Serve as a technical expert on development projects, writing technical specifications based on conceptual design and business requirements.
• Support, maintain, and document software functionality.
• Identify and evaluate new technologies for implementation.
• Analyze code to find causes of errors and revise programs as needed.
• Participate in software design meetings and analyze user needs to determine technical requirements.
• Consult with end-users to prototype, refine, test, and debug programs to meet needs.
• Conduct complex work critical to the organization with latitude for independent judgment.
• May mentor less experienced peers and display leadership as needed.

Required Qualifications

Experience: A minimum of 4 years of experience in designing, developing, documenting, testing, and debugging new and existing software systems or applications. The role is for a senior level with greater than 8 years of experience.

Technical Skills:

• Hands-on experience in designing and developing applications using Java EE platforms.
• Strong knowledge of object-oriented systems design, Java, SQL, and design patterns.
• 2 years of Java and Web Services development.
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management).
• Excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate).
• Experience in the Spring Framework and at least one popular web framework (e.g., JSF, Wicket, GWT, Spring MVC).
• Proficiency in software development best practices such as Continuous Integration, and Unit/Integration testing.

Preferred Qualifications

• Well-versed with Core Java and the Log4J framework.
• Experience as a Senior Developer/Architect mentoring teams and leading design.
• Experience with legacy messaging system migrations, such as TIBCO/MQ to a KAFKA-based architecture.
• Experience developing applications on AWS; an AWS certified Developer is preferred.
• Experience with DevOps tools and practices, including Harness, CVS, SVN, Github, Maven, Jenkins, and Gradle for CI/CD.
• Experience creating reports/dashboards for application usage analytics.

Compensation & Benefits

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click for more details.

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 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.