AWS Application Full Stack Developer (TS/SCI clearance)

One of our premier clients is seeking an experienced AWS Application Developer (Full Stack) to join a highly skilled team delivering advanced cloud engineering capabilities for a mission-critical, security-sensitive initiative. This is a full-time role and requires an active Top Secret/SCI clearance. Create modern applications that turn powerful cloud platforms into useful, secure experiences. You will own meaningful features across the stack, from responsive user interfaces to cloud-native APIs and services. You will work with experienced technical partners in a collaborative environment where careful engineering and measurable results matter.

The program you will be supporting is a highly classified, mission-critical modernization initiative. Your roles will be to help build next-generation cloud infrastructure and integration platforms that connect fragmented intelligence, operational data, and mission systems through APIs, MCP servers, and cloud-native technologies.

Key Responsibilities:

• Build front-end applications using React and TypeScript.
• Develop back-end services and APIs using Python, Java, or Node.js.
• Deploy serverless and containerized workloads using AWS Lambda, API Gateway, ECS, or EKS.
• Implement secure authentication and authorization integrations using standard identity protocols.

Qualifications:

• 5+ years of full-stack development experience, including 2+ years on AWS.
• Hands-on React/TypeScript and back-end API development.
• Experience delivering applications using AWS managed services.
• Hands-on AWS cloud experience and ability to work effectively in highly controlled environments.

Preferred Qualifications:

• Experience with Keycloak, SAML, or OIDC integrations.
• Experience deploying cloud-native apps in restricted environments.
• Relevant AWS professional or specialty certifications; Security+ or CISSP where applicable 

• Active TS/SCI clearance; must be eligible for applicable SCI read-on/indoctrination and additional program-specific access approvals.
• Must reside within commuting distance of one of the following 4 approved secure work locations: Herndon, VA; Washington, DC; Seattle, WA; or Denver, CO.
• Regular on-site work in an approved secure facility and occasional work at authorized customer facilities may be required. This is not a remote position.
• Full-time position, on-site
• Please note that pursuant to a government contract, this specific position requires U.S. citizenship status