Senior Full Stack Application Developer

Were looking for an experienced Senior Full Stack Applicatoin Developer to support a Contract Management Tool a mission-critical platform designed to modernize financial planning execution tracking and audit readiness for the Department of Defense (DoD). This developer will be responsible for designing building and maintaining secure full-stack solutions that support program transparency fiscal responsibility and operational agility.

Key Responsibilities

• Develop and maintain scalable secure full stack applications using modern frameworks and cloud technologies
• Collaborate with UI / UX designers QA teams and mission stakeholders to define develop and implement financial tool capabilities
• Integrate with DoD financial management systems and ensure data compliance with government regulations
• Build RESTful APIs and microservices that ensure clean secure data pipelines
• Apply secure coding practices in accordance with DoD STIGs and RMF guidelines
• Implement role-based access controls and maintain system integrity through audit-compliant design
• Participate in Agile sprint cycles code reviews testing and release processes
• Support DevSecOps pipeline integration and CI / CD automation

Required Skills & Experience

Top Secret Clearance (TS / SCI Preferred or Eligible )

8 years of full stack development experience supporting web-based applications

Nice to Have

At Leidos we dont want someone who fits the moldwe want someone who melts it down and builds something better. This is a role for the restless the over-caffeinated the ones who ask whats next before the dust settles on whats now.

If youre already scheming step 20 while everyone else is still debating step 2 good. Youll fit right in.

Original Posting : January 8 2026

For U.S. Positions : While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range :

Pay Range $92300.00 - $166850.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.

Required Experience :

Senior IC

Key Skills

REST,MVC,.NET,ASP.NET,Microsoft SQL Server,C#,Visual Studio,TFS,Application Development,JavaScript,XML,JSON

Employment Type : Full-Time

Experience : years

Vacancy : 1

Monthly Salary Salary : 92300 - 166850