Description We are looking for a skilled Junior Software Engineer to join our team on a long-term contract basis in Chicago, Illinois. In this role, you will enhance, maintain, and support an enterprise-level, 24/7 production system, as well as develop and troubleshoot customer-facing APIs and associated workflows. This position offers a collaborative and innovative environment where your technical expertise will contribute to impactful solutions for global customers. Location: Chicago, IL (Metro Area) Remote Work: Not permitted Duration: 10 months (potential for extension) Job Summary This role involves supporting, enhancing, and maintaining a 24/7 enterprise-level production system. The engineer may also assist with customer-facing APIs as needed. The ideal candidate is capable, responsible, self-directed, and thrives in a collaborative, diverse, and innovative environment. Key Responsibilities + Support and maintain Java-and-SQL-based file production systems. + Collaborate with QA and development teams to translate product requirements into software designs. + Troubleshoot and resolve workflow and bug issues. + Adhere to development best practices, coding standards, and code review processes. + Address issues identified by DASS, SASS, and configuration management security scans. + Report progress regularly and resolve technical issues as needed. + Occasionally support Java/Spring APIs (REST, SOAP, GraphQL). + Perform other duties as assigned. Requirements Required Qualifications + Experience: Minimum 3 years in software development. + Education: BS in Engineering, Computer Science, or equivalent experience. Technical Skills – Required + Java, J2EE + Strong SQL proficiency + Object-oriented programming + Ability to complete Java programming tasks with direction + Effective communication skills (oral and written) Technical Skills – Preferred (Nice to Have) + Angular + Spring Boot, Microservices, API development + Kafka + Python + Docker, Kubernetes, and cloud development + Tools: Eclipse, Git, Postman, JIRA, Confluence Top 3 Must-Have Skills + Java + SQL + Python Technology Doesn't Change the World, People Do.® Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .