We are looking for an experienced Lead Software Engineer to join our team in Philadelphia, Pennsylvania. In this role, you will play a pivotal part in maintaining and enhancing our software systems, ensuring their reliability and scalability. This position offers an opportunity to lead a small development team, collaborate with stakeholders, and contribute to the technical evolution of our applications.<br><br>Responsibilities:<br>• Analyze and document existing software packages, reports, applications, and stored procedures to ensure a thorough understanding of critical business operations.<br>• Monitor and maintain the stability of legacy codebases and data processes, promptly identifying and resolving production issues.<br>• Lead responses to stakeholder requests for new features, workflows, or data services while ensuring compatibility with current system architecture.<br>• Design and implement system enhancements or new components, integrating them seamlessly into existing infrastructure.<br>• Mentor and guide team members by conducting code reviews, sharing best practices, and promoting maintainable development standards.<br>• Collaborate with the Data Team to optimize query performance, stored procedures, and data integrations for maximum system efficiency.<br>• Work closely with business users to translate technical requirements into functional solutions that align with operational goals.<br>• Identify and manage technical debt, developing plans that balance business priorities and system risks.<br>• Contribute to the improvement of documentation standards, deployment procedures, and system monitoring processes to ensure sustainable application management.

• At least 10 years of experience in .NET development, with a focus on attention to detail.<br>• Bachelor’s degree in a relevant field.<br>• Proficiency in software development technologies including C#, .NET, ASP.NET, JavaScript, and React.js.<br>• Strong problem-solving and analytical skills with the ability to address complex technical challenges.<br>• Excellent written and verbal communication skills, with a keen attention to detail.<br>• Ability to learn and apply new technologies effectively.<br>• Experience with Agile methodologies, DevOps practices, and version control tools like Git.<br>• Demonstrated capability to adapt to changing conditions and drive results through influence and collaboration.

<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>