Senior Software Engineer

Leidos•Columbia, MD

About The Position

Leidos has a new and exciting opportunity for a Senior Software Engineer to play a dual role in User Interface Development and Full Stack Development within our Intelligence Sector, Cyber & Analytics Business Area (CABA) . 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 25k sign on bonus! Are you looking for a dynamic and challenging opportunity to support a complex program for the Warfighter? Look no further—this is an exciting time to contribute to a mission-critical initiative with lasting impact. Leidos is seeking a highly skilled Senior Software Engineer to play a dual role in User Interface (UI) Development and Full Stack Development . This position provides the opportunity to design, develop, and optimize software solutions in an agile environment, leveraging modern technologies to drive impactful results. The ideal candidate should have strong JavaScript expertise and experience working with modern application stacks , including microservices and cloud-native environments utilizing Kubernetes and Docker . At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.” If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.

Requirements

Education & Experience: Bachelor’s degree in Computer Science or related field, plus 14 years of software development experience (or 18 years without a degree).
Technical Expertise: Knowledge of Java, JavaScript, HTML, and CSS .
Front-End Development: Experience with React or similar UI frameworks ( Vue, Angular ), and advanced UI design skills.
Software Engineering: Proven ability to design, optimize, and develop solutions for advanced computing environments .
Cloud & Infrastructure: Hands-on experience with AWS and modern software engineering principles
Clearance Requirement : Active TS/SCI with Polygraph

Nice To Haves

Strong Java developer familiar with Selenium Java
Strong UI background/skills
React (preferably, but minimally, a similar framework like Vue or Angular)
JavaScript
TypeScript
CSS
Git
VSCode
WebSockets
Linux (RedHat)
Bonus: PrimeReact, Cesium, Leaflet, UX/Balsamiq, Docker, Kubernetes

Responsibilities

User Interface (UI) Development: Collaborate with Subject Matter Experts and Systems Engineers to refine system requirements and enhance user experience (UX).
Design and develop intuitive UI components that maximize usability and performance.
Implement React or similar UI frameworks ( Vue, Angular ) to build user-friendly interfaces.
Full Stack Development: Develop and maintain web services and interfaces that integrate seamlessly with UI components.
Build new product features and APIs, ensuring scalable and efficient solutions.
Contribute to front-end and back-end development processes, optimizing overall system performance.
Perform testing, troubleshoot software, and apply bug fixes to ensure reliability.