Full-Stack Developer (SWE-3)

Leidos

$107K — $195K *
Technical Services
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or a related field
  • Minimum of 8 years of relevant experience or equivalent
  • Proficiency in object-oriented programming languages like Python and Java
  • Experience with Jupyter Notebooks, GHOSTMACHINE, and Query Time Analytics
  • Active TS/SCI with Polygraph security clearance required
  • Desirable knowledge of Tableau and Atlassian tools

Responsibilities

  • Collaborate with customers to develop software that captures key analytic information
  • Create innovative solutions for automating data and metadata analysis
  • Leverage disparate data sources to fill knowledge gaps and enhance user activities
  • Develop APIs and business intelligence analytics for better data insights
  • Engage in rapid prototyping and advanced technology research to meet mission needs

Benefits

  • Paid Time Off and 11 paid holidays
  • 401K with a 6% company match and immediate vesting
  • Flexible work schedules
  • Discounted stock purchase plans
  • Technical upskilling and education support
  • Paid parental leave
Full Job Description
Job Summary:

Our LOE program provides our customer's Operations organization with the best possible solutions for their mission needs. We achieve this through rapid prototyping, new development, and advanced technology research. From leading-edge visualizations to analytic development, we're always pushing the boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our prototype development program is the ideal place to grow your skills and make a real impact. Click here to learn more about how this program "Delivers Mission Success!"

Seeking a motivated Senior Full-Stack Developer to support the exciting Corporate Discovery Services mission. Developers will work closely with mission stakeholders to capture requirements and create innovative analytics and deploy solutions to customer supported tools to automate and enable data and metadata analysis.

Job Responsibilities/Qualifications:
  • Mission Focus: Collaborate closely with customers to deliver a software solution to capture holistic information about analytic dependencies, performance and governance status; and develop a software solution that will provide means to federate, join, and aggregate information across disparate data sources in a policy compliant manner.
  • Technical Proficiency: Creatively leverage disparate data to fill knowledge gaps in user activities, collection efforts, and technology discovery to include creating API's and business intelligence analytics.
  • Qualifications: Bachelor's degree in computer science or related technical field plus a minimum of eight (8) plus years of relevant experience or equivalent. Proficiency with object-oriented language (Python and Java) and experience with Jupyter Notebooks, GHOSTMACHINE, and Query Time Analytics.
  • Security Clearance Requirement: Candidates must possess an active TS/SCI with Polygraph to be considered for this role.
  • Desirable Skills: Knowledge of Tableau, Atlassian, and customer corporate tools and data repositories.


Original Posting:
February 11, 2026

Pay Range:
Pay Range $107,900.00 - $195,050.00

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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