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Senior Software Engineer

Leidos

Chantilly, VA, US$108k – $195konsite

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About this role

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. Collaborate with internal and external teams for integrations and tasking delivery 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) Comfort and familiarity designing and utilizing custom ETL methodology Strong communication, design, and documentation skills Strong workflow and time 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 Ability to methodically think through technical challenges in a collaborative team environment in order to provide technically sound solutions

Required Qualifications • Active TS/SCI with Polygraph • BS degree and 8+ years of prior relevant experience. Additional experience in lieu of degree • Must have experience in multiple programming languages (Java, spring boot, Angular (Typescript), and the Cloud / Amazon Web Services) • Full Stack Development • Experience developing solutions to satisfy customer requirements and specifications • Knowledge of Git, Jenkins, selenium, and Rundeck • Experience working in Command Line (RH Linux)

Desired Qualifications • Experience with Identity and Accessibility development practices • Experience developing custom ETL • Experience utilizing ETL frameworks (NiFi, Camel, Airflow, etc) • Experience with automation methodologies like selenium • Experience with containerization and modular development • Familiarity with UI/UX Design • Certification - Amazon Web Services (AWS)

FIP #MSBA 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 2, 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.

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