Sr .NET Developer with Security Clearance

Overview Job Title: Sr AS400 Developer Location: Hybrid - King of Prussia, PA (4 days onsite/1 day remote) Job Type: Independent Contract (Contractor / Non-Employee) Start Date: ASAP Pay Rate: $68-70/hr 1099 / C2C Contract Length: 12+ Months Role Summary We are seeking an experienced Senior .NET Developer with strong technical expertise and demonstrated leadership capabilities to lead a team of developers while remaining actively involved in software design, development, and delivery. The ideal candidate will be a hands-on technical leader who can drive architectural decisions, mentor team members, and collaborate with business stakeholders to deliver high-quality enterprise applications. Responsibilities Key Responsibilities Technical Leadership * Lead the design, development, and deployment of scalable .NET applications and services. * Define and enforce software development standards, best practices, and coding guidelines. * Conduct code reviews and provide constructive feedback to development team members. * Evaluate and recommend technologies, frameworks, and tools that support business objectives. * Drive application architecture, performance optimization, and security initiatives. Team Management * Manage, mentor, and develop a team of software developers. * Assign and prioritize workload to ensure project milestones are achieved. * Support hiring efforts, including interviewing, onboarding, and performance evaluations. * Foster a collaborative, high-performing, and accountable team culture. * Provide technical coaching and career development guidance. Software Development * Design, build, test, and maintain enterprise-grade applications using Microsoft technologies. * Develop RESTful APIs, web applications, and backend services. * Troubleshoot and resolve complex technical issues. * Participate in Agile ceremonies, sprint planning, and release management activities. * Collaborate with QA, DevOps, Product Owners, and business stakeholders throughout the software development lifecycle. Qualifications Required Qualifications * Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience). * 8+ years of professional software development experience using Microsoft technologies. * 3+ years of experience leading, mentoring, or managing development teams. * Strong experience with: * C# * .NET Framework and .NET Core/.NET 8+ * ASP.NET MVC and ASP.NET Core * REST API development * SQL Server and database design * Entity Framework * Azure cloud services * Git source control * Experience with Agile/Scrum software development methodologies. * Strong understanding of software architecture, design patterns, and best practices. Preferred Qualifications * Experience with Azure DevOps and CI/CD pipelines. * Experience with containerization technologies such as Docker and Kubernetes. * Knowledge of microservices architecture. * Experience with front-end frameworks such as Angular, React, or Vue.js. * Experience in cloud-native development and modern application modernization initiatives. * Microsoft Azure certifications are a plus. Key Competencies * Leadership and team development * Strategic and analytical thinking * Problem-solving and decision-making * Excellent communication and stakeholder management * Project planning and execution * Collaboration and relationship building Pay Range USD $68.00 - USD $70.00 /Hr.