Web Application Developer III

Responsibilities

Noblis is seeking an experienced Web Application Developer III to design, build, and maintain high-quality web-based applications that support the forensic and investigative mission space.

In this role, you will develop scalable, secure, and user-focused solutions across multiple enterprise systems operating in a multi-enclave environment. You will collaborate with cross-functional teams to deliver efficient, testable code aligned with modern development standards and user requirements.

• Design, develop, test, and deploy robust web-based applications using industry best practices.
• Translate UI/UX wireframes into responsive, functional, and maintainable code.
• Perform ongoing maintenance, testing, and troubleshooting to ensure optimal system performance.
• Document applications, services, and environments to support long‑term sustainability and knowledge sharing.
• Configure, administer, and manage web application tools and platforms.
• Develop and maintain content for enterprise web applications that support critical decision‑making.
• Create and enhance search capabilities, reports, and dashboards.
• Recommend and implement software enhancements and upgrades.
• Ensure compliance with Section 508 accessibility standards.
• Apply security best practices to safeguard applications against vulnerabilities.
• Optimize applications for performance, scalability, and reliability.
• Participate in Agile ceremonies, including Program Increments (PIs) and Agile Release Train (ART) events.
• Provide mentorship and technical guidance to junior developers.

• Active Top Secret (TS) clearance with SCI eligibility and ability to obtain a CI Polygraph.
• Bachelor's degree or master's degree with 8 years of experience or associate degree with 11 years of experience or High School/Diploma with 14 years of experience.
• Experience working within the SAFe Agile framework.
• Strong knowledge of web application security principles.
• Proven experience developing complex web applications in government or similarly regulated environments.
• Proficiency with modern frontend frameworks such as Angular or React.
• Strong experience with JavaScript/Type Script and HTML5/CSS
  3.
• Experience designing and implementing RESTful APIs.
• Familiarity with Bootstrap and other CSS frameworks.
• Experience with frontend build tools and package managers.
• Backend development experience with technologies such as .NET (C#), Python, or Node.js.
• Database integration experience (MySQL, Postgre
  
  SQL, Microsoft SQL Server).
• Experience implementing Section 508 accessibility requirements.
• Knowledge of web application security best practices and performance optimization techniques.
• US Citizenship is required.
• Willing and able to work onsite one day per week, plus two days per quarter in Reston.

• Graph
  
  QL for API development.
• Elasticsearch for search and analytics integration.
• Messaging technologies such as Rabbit
  
  MQ, Redis, or similar brokers.
• Containerization and orchestration tools (e.g., Docker, Kubernetes).
• Building and maintaining CI/CD pipelines for web applications.
• Cloud environments, including AWS Gov Cloud, SC2S, or C2S.
• Dev Sec Ops  tools and best practices.
• Operating within classified or secure environments.
• Active TS/SCI clearance with a CI Polygraph.

Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation’s toughest challenges, delivering advanced solutions to our customers’ most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions.

We work with a broad range of government agencies in the defense, intelligence, and federal civilian sectors. Learn more and find opportunities lis.org ((Use the "Apply for this Job" box below).).

At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people…