Senior Software Engineer

Employer description

Leidos is seeking a Software Developer 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 Developer 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.Maintain and modernize legacy applicationsAbility to write/develop custom scripts to install and configure code in EC2 instancesLeverage Amazon Web ServicesDesign and utilize custom ETL MethodologyDevelop RESTful API (spring boot)Develop Java and Angular (Typescript) applications leveraging ElasticsearchConduct unit testing and peer code reviewsUtilize automated testing frameworks (Selenium)Possess strong communication, design, and documentation skillsPossess strong organization, time, and workflow management skillsCollaborate with internal/external teams to deliver technically sound solutionsAbility to methodically think through technical challenges in a collaborative team environment in order to provide technically sound solutionsWork within the parameters of Agile & Scrum methodologiesMentor junior developers on community best practices

Required Quals:

Active TS/SCI with PolygraphBS degree and 8+ years of prior relevant experience. Additional experience in lieu of degree.Full Stack DevelopmentExperience in multiple programming languages (Java, spring boot, Angular (Typescript), and the Cloud / Amazon Web Services)Experience in reading and developing solutions to satisfy customer requirements and specificationsExperience working in Command Line (RH Linux)Experience developing custom ETL methodologyKnowledge of Confluence, Jira, Git, and Jenkins

Desired Quals:

Experience with Identity and Accessibility development practicesExperience with containerization and modular developmentExperience with automation methodologies like seleniumExperience with automation services such as RundeckFamiliarity with UI/UX DesignCertification - Amazon Web Services (AWS)

#MSBA

FIP

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:September 17, 2026

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 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.