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Senior Software Engineer TS/SCI Polygraph $25k Sign On

Leidos

Today
Top Secret/SCI
Unspecified
Polygraph
IT - Software
Columbia, MD (On-Site/Office)

R-00163185

Description

Leidos is seeking a driven and experienced Full Stack Software Engineer to support a high-stakes, mission-critical program. In this role, you'll help architect, develop, and integrate software solutions that shape national security and drive meaningful innovation. Join an Agile team where your expertise won’t just be valued—it will be vital.

💰 Sign-on Bonus: $25,000

Primary Responsibilities
  • Design, develop, and enhance secure software applications and systems
  • Integrate new software into evolving operational environments
  • Analyze user needs to craft efficient and scalable solutions
  • Debug and optimize existing software for performance and reliability
  • Implement complex algorithms that meet rigorous technical standards
  • Create and maintain system documentation and technical reports
  • Collaborate in Agile Scrum teams to deliver rapid, high-quality releases

Basic Qualifications
  • 14+ years of software engineering experience on comparable programs
  • Bachelor's degree in Computer Science or related discipline
  • TS/SCI clearance with Polygraph
  • Familiarity with front-end frameworks (React, Angular, or Vue)
  • Proven ability to lead technical efforts and ensure code quality


Preferred
  • Proficient in Java for backend development
  • Strong knowledge of Git, Linux, Jira, Eclipse, and Confluence


CONMD
CSSRC
Original Posting: July 23, 2025
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 $126,100.00 - $227,950.00

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.
group id: SCNCAPI2

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About Us
Leidos is a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $13.7 billion for the fiscal year ended December 31, 2021. For more information, visit www.Leidos.com.
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Leidos Jobs


Job Category
IT - Software
Clearance Level
Top Secret/SCI
Employer
Leidos