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From the employer's careers site First seen 25 Oct 2026

Junior Software Developer

Leidos entry temporary

Salary

$69,550.00 - $125,725.00 per year

Apply on Leidos

Description

The Leidos FS2 Aero team is seeking a junior software developer to work on software solutions for the Aeronautical Navigation Office. This is a 6-month temporary to permanent hire position.

The ideal candidate has a basic understanding of software development concepts and coding skills using various tools.

Primary Responsibilities

  • Build software coding knowledge and provide system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application.
  • Work with programming languages including C#/Java, JavaScript/TypeScript, Python, and Shell scripting.
  • Create and document new and existing functionality within software version control repositories using GitLab and utilize DevOps principles and tools to deliver new features within an Agile construct.
  • Participate in Agile software development initiatives, including stand-up meetings, planning, and increment planning, to support applications through iteration and functionality using Atlassian (Jira/Confluence).
  • Collaborate with team members to assess tickets and ensure proper testing and delivery of functionality per User Story Acceptance Criteria.

Basic Qualifications

  • Active Top Secret clearance required.
  • Ability to obtain a TS/SCI prior to starting and maintain it post-hire.
  • Bachelor's degree or certification and 2-4 years of prior relevant experience.
  • Minimum 2 years of experience with JavaScript, Python, or C# development framework.
  • Minimum 2 years of experience working with web-enabled applications.
  • Proactive self-starter with excellent oral and written communication skills.
  • Experience in software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
  • Demonstrated ability to prioritize competing responsibilities, manage workload efficiently, and deliver high-quality work with strong attention to detail.
  • Strong verbal and written communication skills.

Preferred Qualifications

  • At least 1 year of experience with DOD software requirements.
  • At least 2 years of experience working in a government cloud environment.
  • AWS Solutions or DevOps certification.
  • Team Collaboration tools (Jira, Confluence).
  • Active TS/SCI with Polygraph.
  • DOD 8570 Compliant Certification (Sec+).

Pay Range: $69,550.00 - $125,725.00

Skills

Required

Nice to have

  • DOD software requirements
  • government cloud environment
  • AWS Solutions or DevOps certification
  • Team Collaboration tools (Jira, Confluence)
  • Active TS/SCI with Polygraph
  • DOD 8570 Compliant Certification (Sec+)

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/St-Louis-MO/Junior-Software-Developer_R-00195126

Apply on Leidos