Senior Full Stack Application Developer Security Clearance

Position: Senior Full Stack Application Developer with Security Clearance
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- Description We’re 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 Dev Sec Ops  pipeline integration and CI/CD automation

* Must be able to Required Skills & Experience
* Top Secret Clearance (TS/SCI Preferred or Eligible )
* This is a hybrid on-site and remote position.
* 8+ years of full stack development experience supporting web-based applications
* Strong experience with front-end frameworks (React, Angular, or Vue.js)

* Back-end expertise with C#, Node.js, .NET Core, Java, or Python

* Experience with SQL/Postgre

SQL and No

SQL databases

* Knowledge of Dev Sec Ops , Git version control, and CI/CD tools (Git Lab, Jenkins, etc.)

* Working knowledge of cloud platforms (AWS, Azure, or Gov Cloud)

* Strong understanding of application security, RBAC, and API development

* Experience working within DoD or federal IT environments Nice to Have
* Bachelor’s or Master’s degree in Computer Science, Information Systems, or related field

* Familiarity with DoD budgeting processes (e.g., POM, O&M, RDT&E)

* Experience developing financial or audit-traceable platforms

* Understanding of STIGs, ACAS scanning, RMF documentation, and system hardening

* Prior work on software tools used for budget forecasting, contract execution, or manpower allocation
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting:
February 17, 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 $ - $ The Leidos pay range for this job level is a general guideline only and 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.

About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit  . Pay and Benefits Pay and benefits are fundamental to any career decision.

That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at  . Securing Your Data Beware of fake…