Leidos
Leidos
has a new and exciting opportunity for a Senior Software Engineer in our
National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At
Leidos , we offer
competitive benefits , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.
Join us and make a difference in National Security!
This position is eligible for a sign on bonus of $25,000.
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.
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
Bachelor's degree in Computer Science or related discipline. In lieu of degree an additional 4 years of software engineering may be considered
14+ years of software engineering experience supporting programs of similar type and scope
Familiarity with front-end frameworks (React, Angular, or Vue)
Proven ability to lead technical efforts and ensure code quality
Experience with modern programming languages such as Java
Clearance Requirement:
Must have an active TS/SCI clearance with Polygraph
Preferred
Proficient in Java for backend development
Strong knowledge of Git, Linux, Jira, Eclipse, and Confluence
CONMD CSSRC
We’re not looking for perfectly polished resumes or perfect fits. We’re looking for people who break limits, ask hard questions, and don’t wait to be told what’s next. At Leidos, we’re not following the roadmap — we’re redrawing it.
Original Posting:
November 6, 2025
Pay Range:
$126,100.00 - $227,950.00
#J-18808-Ljbffr
has a new and exciting opportunity for a Senior Software Engineer in our
National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At
Leidos , we offer
competitive benefits , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.
Join us and make a difference in National Security!
This position is eligible for a sign on bonus of $25,000.
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.
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
Bachelor's degree in Computer Science or related discipline. In lieu of degree an additional 4 years of software engineering may be considered
14+ years of software engineering experience supporting programs of similar type and scope
Familiarity with front-end frameworks (React, Angular, or Vue)
Proven ability to lead technical efforts and ensure code quality
Experience with modern programming languages such as Java
Clearance Requirement:
Must have an active TS/SCI clearance with Polygraph
Preferred
Proficient in Java for backend development
Strong knowledge of Git, Linux, Jira, Eclipse, and Confluence
CONMD CSSRC
We’re not looking for perfectly polished resumes or perfect fits. We’re looking for people who break limits, ask hard questions, and don’t wait to be told what’s next. At Leidos, we’re not following the roadmap — we’re redrawing it.
Original Posting:
November 6, 2025
Pay Range:
$126,100.00 - $227,950.00
#J-18808-Ljbffr