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Leidos

Software Engineer Expert

Leidos
Chantilly, VA $131k - $237k/yr Full time Posted 2d ago
Backend Developer APIs Automation Cloud Operations Data Analytics Data Integration Data Pipeline Data Platform Data Processing Databases Design Desktop Support DevOps Embedded System End User Support Engineering ETL Framework Front End Development Frontend Frontend Framework Informatica Information Technology (IT) Integration Java Java Language Programming Language Programming Languages Selenium Software Development Software Engineer Software Engineering Spring Boot Spring Framework Systems Technical Support Web Web Design Web Framework
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Job Description

Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs and IdAM/ICAM capabilities. This onsite role focuses on modernizing legacy applications and delivering secure, reliable IT systems through AWS-based solutions and Agile & Scrum execution.

Location

Chantilly, VA (onsite)

Compensation

USD 131,300 - 237,350 per yearly

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary.

Role Summary

The program supports Entitlement Programs and Identity and Access Management (IdAM/ICAM), including Authentication, Authorization, Attributes, and Digital Policy Management. The position will modernize legacy systems and implement secure, reliable IT solutions using AWS and related technologies while working within Agile & Scrum.

Responsibilities

  • Maintain and modernize legacy applications
  • Write and develop custom scripts to install and configure code in EC2 instances
  • Leverage Amazon Web Services to support application and infrastructure needs
  • Design and utilize a custom ETL methodology
  • Develop RESTful APIs using Spring Boot
  • Develop Java and Angular (TypeScript) applications using Elasticsearch
  • Perform unit testing and participate in peer code reviews
  • Use automated testing frameworks such as Selenium
  • Apply strong communication, design, and documentation practices
  • Use strong organization, time management, and workflow management skills
  • Collaborate with internal and external teams to deliver technically sound solutions
  • Methodically assess technical challenges within a collaborative team environment
  • Work within the parameters of Agile & Scrum methodologies
  • Mentor junior developers on community best practices

Requirements

  • Active TS/SCI with Polygraph
  • BS degree and 12+ years of prior relevant experience (additional experience in lieu of degree)
  • Full Stack Development
  • Experience with multiple programming languages, including Java, Spring Boot, and Angular (TypeScript), plus AWS
  • Experience reading and developing solutions to satisfy customer requirements and specifications
  • Experience working in Command Line (RH Linux)
  • Experience developing custom ETL methodology
  • Knowledge of Confluence, Jira, Git, and Jenkins

Technologies

  • Amazon Web Services (AWS)
  • EC2
  • RESTful API
  • Spring Boot
  • Java
  • Angular (TypeScript)
  • Elasticsearch
  • Selenium
  • Agile & Scrum
  • Confluence, Jira, Git, Jenkins
  • RH Linux, Command Line
  • ETL methodology

Desired Qualifications

  • Experience with Identity and Accessibility development practices
  • Experience with containerization and modular development
  • Experience with automation methodologies such as Selenium
  • Experience with automation services such as Rundeck
  • Familiarity with UI/UX Design
  • Amazon Web Services (AWS) certification

Benefits

  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement

Posting Date

September 17, 2026

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