Sr. Software Developer / Sr. Application Developer

Leidos

4.1

(20)

Key West, FL (Remote)

Why you should apply for a job to Leidos:

4.1/5 in overall job satisfaction

4.3/5 in supportive management

70% say women are treated fairly and equally to men

85% would recommend this company to other women

85% say the CEO supports gender diversity

Ratings are based on anonymous reviews by Fairygodboss members.

Our Women’s Network is one of nine employee resources groups that provides support for onboarding, networking & professional development.

Leidos offers programs to help employees prepare for over 95 industry-standard professional and technical certifications.

Leidos offers a voluntary well–being benefit program to help support employees on their personal wellness journey and earn rewards.

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Position summary

s 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

List daily duties and/or specific job 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 12 years of experience in lieu of degree
Must currently possess an active Secret clearance for remote OR TS/SCI for onsite.
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
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

Original Posting:
July 9, 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 $104,650.00 - $189,175.00

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.

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