Remote .NET Application Developer — Secret Clearance

Altus, LLC; Arlington (VA); On-site; USD 90,000 - 160,000; Full time

Benefits offered by this job

401(k)

401(k) Matching

Dental Insurance

Health Insurance

HSA

Life Insurance

Paid Time Off

Vision Insurance

Job summary

Altus Engineering is seeking an experienced Application Developer to support a federal contract initiative. The role focuses on building and sustaining enterprise applications using C#, .NET, JavaScript/TypeScript, and REST APIs in a remote, U.S.-based team.

You’ll collaborate with government users, cybersecurity personnel, and developers in an Agile environment, perform testing, and ensure RMF and accessibility compliance.

Qualifications

• U.S. Citizenship required.
• Active SECRET clearance.
• Bachelor's degree in CS/Engineering/IT or related field.
• 3+ years of relevant experience in enterprise apps.
• Experience with C#, Python, and JavaScript/TypeScript for web apps.
• RESTful APIs and relational database experience.
• Git, automated testing, and Agile software development practices.
• DoD 8140/8570 IAT II certification such as Security+ CE.
• Strong analytical, problem-solving, and teamwork skills.
• Experience with Oracle/SQL and performance optimization.

Responsibilities

• Develop, enhance, test, deploy, and sustain enterprise applications using C#, ASP.NET, .NET Framework, and .NET Core.
• Develop and maintain front-end and back-end functionality using JavaScript/TypeScript, HTML/CSS, and modern web frameworks.
• Develop application features, REST APIs, database-driven workflows, reports, and external system interfaces.
• Investigate and resolve production defects, user tickets, data anomalies, and performance issues.
• Provide Tier 2/3 application support, including workarounds and durable corrective actions.
• Participate in Agile ceremonies, sprint activities, testing, and release activities.
• Develop and execute unit and integration tests and support user acceptance testing.
• Conduct peer reviews and apply secure coding practices.
• Support vulnerability remediation, Section 508 compliance, and RMF requirements.
• Develop and maintain documentation for applications, interfaces, architecture, releases, and configuration.
• Collaborate with Government users, developers, cybersecurity personnel, and other stakeholders.

Skills

C#

Python

JavaScript/TypeScript

RESTful APIs

Git

Agile methodologies

Problem solving

Analytical thinking

Communication

Teamwork

Education

Bachelor's degree in Computer Science, Engineering, Information Technology, or a related field

Tools

SQL

PL/SQL

Oracle

Job description

Altus Engineering is seeking an experienced Application Developer to support a federal contract initiative. The role focuses on building and sustaining enterprise applications using C#, .NET, JavaScript/TypeScript, and REST APIs in a remote, U.S.-based team.

You’ll collaborate with government users, cybersecurity personnel, and developers in an Agile environment, perform testing, and ensure RMF and accessibility compliance.