Leidos

Software Developer SME

Chantilly, VA Full time

Leidos is seeking a Software Engineer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, software engineers and data engineers. The successful candidate will support continuity of our customer’s mission by helping to modernize and implement industry standards while ensuring secure, reliable, and uninterrupted availability of IT systems.

Primary Responsibilities:

  • List daily duties and/or specific job responsibilities.
    • Comfort and familiarity in maintaining legacy applications
    • Experience in modernization of legacy applications
    • Ability to write custom scripts to install and configure code in EC2 instances
    • Experience leveraging Amazon Web Services
    • Experience creating RESTful API
    • Experience with spring boot
    • Develop Java and Angular (Typescript) that leverage Elasticsearch
    • Comfort and familiarity designing and utilizing custom ETL methodology
    • Strong communication, design, and documentation skills
    • Strong time and workflow management skills
    • Comfort and familiarity in unit testing, peer code review, and automated testing techniques like Selenium (create, edit, maintain, execute)
    • Work within the parameters of Agile & Scrum methodologies
    • Willingness to mentor and teach junior developers’ community best practices in a constructive fashion
    • Ability to methodically think through new and exciting challenges in a collaborative team environment in order to provide technically sound solutions

Required Quals:

  • Active TS/SCI with Polygraph
  • Master's degree and 15+ years of experience. Additional experience in lieu of degree.
  • Must have experience with Java, spring boot, Angular (Typescript), and the Cloud / Amazon Web Services
  • Prior experience reading and developing solutions to customer requirements and specifications
  • Prior experience developing custom ETL
  • Knowledge of Git, Jenkins, selenium, and Rundeck
  • Experiencing working in Command Line (RH Linux)

Desired Quals:

  • Understanding and knowledge with Identity and Accessibility development practices
  • Experience with automation methodologies like selenium
  • Experience with containerization and modular development
  • Familiarity with UI/UX Design
  • Full Stack Development
  • Certification - Amazon Web Services (AWS)

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.

Original Posting:

October 31, 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 $148,850.00 - $269,075.00

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.