Senior Software Engineer

Description We are looking for a Senior Software Engineer to join a team delivering scalable full stack solutions in Fort Washington, Pennsylvania. This Long-term Contract opportunity is ideal for an experienced developer who enjoys building, enhancing, and supporting business-critical applications across both backend and frontend technologies. The role calls for strong technical judgment, close collaboration with cross-functional partners, and a disciplined approach to software quality, documentation, and delivery.

Responsibilities:

• Build, refine, and release full stack applications by translating business and technical needs into reliable software solutions.

• Partner with stakeholders, technical teams, and external contributors to evaluate requirements, recommend approaches, and deliver effective application enhancements.

• Analyze system behavior and technical specifications to shape sound design decisions aligned with established architecture principles.

• Conduct thorough code reviews and uphold development standards to improve maintainability, performance, and compliance with quality expectations.

• Follow approved source control, build, testing, and deployment practices to support stable and efficient software delivery.

• Troubleshoot complex application and system issues, identify root causes, and implement durable resolutions with minimal oversight.

• Prepare clear technical documentation and ensure code accuracy through consistent use of configuration management and quality assurance processes.

• Coordinate with project team members to keep work on schedule, support productivity, and help ensure successful completion of deliverables.

• Handle sensitive information appropriately while contributing to additional technical initiatives and assigned special projects as needed. Requirements • At least 6 years of experience in software development within a structured environment, including design, coding, testing, implementation, and deployment.

• Minimum 6 years of hands-on experience with C#, .NET Framework 4.5 or higher, .NET 5 or higher, T-SQL, REST APIs, and Entity Framework.

• At least 3 years of experience developing modern user interfaces using Angular 10 or higher, Bootstrap, HTML5, CSS3, JavaScript, and TypeScript.

• Experience creating accessible, standards-compliant HTML5 interfaces in alignment with W3C guidelines.

• Familiarity with modern front-end development tooling, including command-line package management tools such as npm.

• Working knowledge of the software development lifecycle and structured delivery processes, including documentation, QA, and change management.

• Strong analytical and problem-solving skills with the ability to work independently and make sound technical decisions.

• Ability to communicate effectively with cross-functional stakeholders, including business partners, vendors, and project teams. 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) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .