Full Stack Developer

Leidos • United States, United States • 4d ago

Description

Leidos is looking for a Full Stack Software Developer with a current TS-SCI Clearance in Key West, FL or remote worker. The program provides sustainment support for Mission-Critical applications and capabilities. Each system has its own specific requirements and infrastructure. Our effort encompasses system development, update and integration relying on sound data science to aggregate and correlate multiple datasets federated from multiple computing platforms and frameworks to update a family of systems that are unique to the environment. This work requires extensive knowledge in common high-level programming language, Web markup and programming languages and an understanding of low-level languages. Examples of the @types of languages and tools requiring proficiency as part of these programming activities are below, this list may not be all inclusive: Leadership skills are highly desired.

We are seeking technical, self-motivated Application developer , to be versatile and flexible to changing priorities from multiple customers. Candidates must work well in an Agile Scrum environment.

Primary Responsibilities

Design, Build, Test software upgrades and modifications

Troubleshoot software and system issues in a Agile scrum team

Use technical expertise to suggest environment and process upgrades

Implement COTS, and other third party, product updates

Basic Qualifications:

BS Degree and 8+ years experience (or relevant experience in lieu of degree).

Must currently possess an active Secret clearance for remote support OR TS/SCI for on-site support.

Software engineering and development experience with Java, JavaScript, Angular, Node.js, ReactJS, C# and CSS, HTML/XHTML, Loopback

Experience with Rest APIs,JSON, SOAP

Experience with Docker and Kubernetes

Experience with Code repositories, (i.e. GIT/SVN)

Experience with Postgre SQL

Experience with JIRA and Confluence

Experience setting up and working with virtual environments, (VBOX, VM, Oracle)

Experience with Windows, Solaris/Linux OS (scripting, command line)

Troubleshooting and problem solving skills, with the use of debuggers

Preferred Qualifications:

TS/SCI on-site worker in Key West, FL

Experience working with and troubleshooting Mission Critical applications in an Operations environment

Experience with AI/ML development

Experience with SAFe Agile of other Agile SW development methodologies

Experience with Subversion/JIRA

Experience working in Cloud architecture and/or application transitions to the Cloud

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for "how it's always been done."

Original Posting:

December 24, 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 $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline onlyand 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 www.Leidos.com .

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 www.leidos.com/careers/pay-benefits .

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission (https://reportfraud.ftc.gov/#/) .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Remote

REQNUMBER: R-00172724

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

Leidos

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