Senior Software Engineer

Description We are looking for a Senior Software Engineer to join a team delivering scalable, high-quality software solutions in Fort Washington, Pennsylvania. This is a Long-term Contract position with the potential to transition into a permanent role, offering the opportunity to contribute to complex development initiatives and help shape technical direction. The ideal candidate brings strong experience across modern Microsoft technologies, collaborates effectively with cross-functional partners, and is comfortable solving challenging engineering problems with limited supervision. Responsibilities: Design, build, test, and release software components and applications that align with technical specifications, quality expectations, and project timelines. Partner with business stakeholders, technical teams, vendors, and project contributors to gather needs, evaluate options, and implement effective technology solutions. Produce clean, reliable code while maintaining technical documentation and following established practices for source control, testing, and quality management. Troubleshoot complex application and system issues, perform root-cause analysis, and drive timely resolution of defects and performance concerns. Support project delivery by providing effort estimates, technical input, and coordination that improves team efficiency and on-time execution. Mentor entry-level team members by sharing development knowledge, offering technical guidance, and promoting sound engineering practices. Take ownership of specialized assignments or high-impact initiatives, including serving as a technical lead or subject matter expert when needed. Contribute to Agile team activities and help advance development processes, testing practices, and deployment standards across the software lifecycle. Requirements 5+ years of experience in structured software development environments covering application design, coding, testing, implementation, and deployment. Strong hands-on expertise with C#, .NET Framework 4.5 or higher, and T-SQL in enterprise application development. At least 2 years of experience working with .NET Core, JavaScript, and Entity Framework. Familiarity with front-end development using technologies such as Angular, React, Vue, TypeScript, HTML, and CSS is preferred. Working knowledge of software development lifecycle methodologies and Agile delivery practices; experience leading Scrum ceremonies is a plus. Exposure to cloud-based development, with Azure experience preferred. Proficiency with development tools supporting version control, unit testing, integration testing, code management, and deployment workflows. Ability to work independently, communicate effectively with varied stakeholders, and handle sensitive information with professionalism. 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 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 and Privacy Notice.