Senior Application Developer (.NET)

TECHEAD is celebrating over thirty-five years of incredible heritage, talent, and accomplishments! To learn more about TECHEAD, visit us at TECHEAD.com or on Glassdoor.

We are seeking a highly skilled and experienced Application Developer to design, develop, manage, and maintain custom web applications and business intelligence solutions. This role requires expertise in modern web stacks, robust security implementation, and cloud-based development practices, ensuring high availability and performance for critical enterprise applications.

The successful contractor will be responsible for:

Application Development & Deployment

• Design, develop, manage, and maintain complex enterprise applications (e.g., Configuration Change Plan tool) using ASP.NET, C#, T-SQL, HTML, CSS, and JavaScript.
• Develop custom solutions, website designs, and integration layers that utilize both external and internal data sources.
• Utilize development platforms including SharePoint SPFx, Power Platform, Microsoft SQL, Visual Studio, Azure Cloud, Azure DevOps, and scripting (e.g., PowerShell).
• Perform thorough code testing and error validation prior to all production deployments.
• Translate high-level business requirements into specific designs through effective prototyping and storyboarding (using data modeling tools, mockups, and flow charts).

Business Intelligence & Automation

• Build robust reports and dashboards using SQL Reporting Services, Power BI, and other Business Intelligence technologies.
• Integrate automation and Artificial Intelligence (AI) cloud services (e.g., Azure AI) into solutions to enhance decision-making capabilities.

Security and Infrastructure

• Implement and adhere to rigorous Information Assurance (IA) security controls such as IAVA, STIG, and Zero Trust architectural requirements.
• Ensure applications meet Section 508 accessibility compliance.
• Install and configure Windows servers with related services and features (e.g., IIS, SQL).
• Support administration of cloud environments, including Azure App Services, SQL Managed Instances, Key Vault, Virtual Machines, and Storage Accounts.

Support & Documentation

Write comprehensive application user guides and technical documentation.

• Provide direct technical support and training to end-users.
• Participate in project planning, design meetings, and provide technical advice on current and trending technologies.

Required Qualifications

Experience

• Minimum Six (6) years of experience in web application development and custom solutions using technologies such as C#, SPFx, JavaScript, Angular, React, HTML, T-SQL, .NET, JSON, and PowerShell.
• Minimum Six (6) years of experience in the installation, configuration, and management of Microsoft Servers, Microsoft IIS, Microsoft SQL, and Visual Studio.
• Proficiency and in-depth experience in data modeling, User Interface/User Experience (UI/UX) design, and implementation.
• Expertise in the installation, configuration, and management of virtualization technology (Hyper-V and VMware).
• In-depth experience using AGILE concepts and best practices.
• Demonstrated experience in implementing STIG and IA policies.

Education

• A Bachelor's Degree in Computer Science/Engineering OR an Associate's Degree in Computer Science with an additional two (2) years of directly relevant experience.

Certification

• Security CE

Security Clearance

• Must possess an active Secret clearance.

TECHEAD's mission is to make our associates successful by placing them in the right environment so they can grow and prosper. How we treat and respond to our clients and employees is a reflection of who we are and makes us stand out from the rest. Keeping our business focused on building and maintaining relationships with our employees and clients is the key to our success. We won't strive for anything less.

TECHEAD provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

For more information on TECHEAD please visit www.techead.com.

No second parties will be accepted.