Full Stack Developer with AI
At a glance
Mid-level Full-stack Engineering role at Leidos. Ashburn · full-time · $131,300–$237,350 base.
techroles summary, based on the employer's posting.
What you'll do
- Shape, build and improve real-time systems designed to stay available and scale
- Choose and recommend system designs around customer goals, delivery timelines and available resources
- Carry software projects from estimates and architecture through coding and unit tests
- Use AI and machine learning in software development or build solutions that apply them to the mission
What you bring
- Meet the experience threshold through a relevant degree and related work, or through four years of related experience without a degree
- Be a U.S. citizen and able to obtain and retain a CBP background investigation before starting
- Bring AI/ML, Agile Scrum and SecDevOps experience, plus cloud application development or migration work
- Have Java or JavaScript experience and at least two years with two listed front-end technologies
- Know React and Angular, and have at least two years building microservices or REST APIs
Who this fits
This hands-on role suits a mid-level developer with broad full-stack experience who can contribute across the software lifecycle. You must work in Ashburn, Virginia, twice a week and be a U.S. citizen.
From the employer
The Homeland Sector within Leidos is seeking a Full Stack Developer with strong systems, software, cloud, and Agile experience to support a complex program to provide Agile development and operations and maintenance for critical systems on a mission-critical program supporting the Passenger Systems Program Directorate (PSPD) within Customs and Border Protection (CBP). PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into the United States.
In this hands-on position, you will work collaboratively to architect, design, build, deliver, and enhance highly available, scalable, real-time systems. You will exercise your judgment in determining and recommending the best designs based on customer business objectives, timelines, and other resource constraints. You will participate in and/or direct major deliverable of projects through all aspects of the software development life cycle including scope and work estimation, architecture and design, coding, and unit testing.
**This position REQUIRES the candidate to be in Ashburn, VA, twice a week**
Basic Qualifications:
BS/BA degree and 12 years of related experience or Master’s with 10 years of related experience; OR 4 years of related experience in lieu of degree
Must be able to maintain and obtain a CBP Background Investigation prior to start
Must be a US citizen
Experience working with AI/ML as an integral part of executing the software lifecycle and/or implementing AI/ML solutions to support mission
Experience with Agile Scrum methodology and working in a SecDevOps environment
Experience working with containerized applications preferably utilizing Konvoy
3+ years’ experience developing cloud ready applications and/or experience migrating applications to the cloud.
2+ years of experience in one of the following: JAVA, JSF, JavaScript, Spring, Automated test tools such as Selenium.
Minimum 2 years of experience in at least 2 of the following: React, Angular, Redux, HTML, CSS, JSX, bootstrap, ES6, Redux, JWT, JSON, Babel, Webpack, Axios, NPM, Node.
Proficient in JAVA, JavaScript, including DOM manipulation and the JavaScript object model
Thorough understanding of React and Angular and its core principles
2+ years experience with Microservices/RESTful APIs
Expertise with Axios framework to work with rest services.
Hands on experience with HTML/CSS/Bootstrap
Hands on experience of modern authorization mechanisms, such as JSON Web Token (JWT)
Preferred Qualifications:
Hands on experience with Gemini Enterprise AI Platform
Hands on working experience with Redux Store for session management.
Hands on experience with more current specifications of EcmaScript (ES6)
Experience with common front-end development tools such as Babel, Webpack, NPM, Node etc.
A knack for benchmarking and optimization is plus.
AWS Developer or Solutions Architect certifications
Active Full CBP BI
Experience with Google Cloud
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:
September 15, 2026For 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 $131,300.00 - $237,350.00The 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.
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