We are looking for a skilled Software Developer to join our team on a contract basis in Philadelphia, Pennsylvania. This role focuses on designing, developing, and maintaining middleware applications while ensuring they meet business requirements and quality standards. Ideal candidates will have a strong technical background and a commitment to delivering scalable, high-quality solutions.<br><br>Responsibilities:<br>• Develop and maintain middleware applications by writing efficient and reliable code to meet business needs.<br>• Conduct thorough testing of applications to identify and resolve issues, ensuring optimal functionality.<br>• Monitor and maintain the operational readiness of middleware applications, including those hosted in cloud environments.<br>• Collaborate with stakeholders to identify opportunities for system enhancements and implement changes to improve functionality and simplify administration.<br>• Configure and test system updates, including reports, security access, and workflows, while ensuring smooth transitions to production environments.<br>• Coordinate with business analysts and quality assurance teams to create detailed test plans and address issues effectively.<br>• Mentor team members by sharing best practices for coding, design principles, and implementation patterns.<br>• Implement scalable services using frameworks such as Spring, Spring Security, and Spring Data.<br>• Develop and consume APIs and web-based services, leveraging modern technologies.<br>• Ensure compliance with quality assurance procedures and industry standards throughout the development process.

• Bachelor’s degree in a relevant field and 3–5 years of experience in software development with attention to detail.<br>• Proficiency in middleware application development and cloud-hosted systems.<br>• Strong skills in Python, Java, and scripting languages like Ruby.<br>• Hands-on experience with Spring Framework and its sub-projects, including Spring Security and Spring Integration.<br>• Knowledge of API development, RESTful services, and modern web service architecture.<br>• Familiarity with agile methodologies, defect management, and configuration management.<br>• Ability to mentor team members and work collaboratively in a team environment.<br>• Creative problem-solving skills and the ability to adapt to new challenges.

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.^®</h3> <p>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.</p> <p>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. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>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 <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>