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Leidos
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April 17, 2026
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Jr. Software Engineer Intern

Tucson, AZ
Internship
Onsite
$48K/yr - $87K/yr
Intern, Entry Level
Leidos is looking for a Junior Software Engineer Intern to join a high performing agile team to support nationally significant management programs. The role involves full stack development, including user interfaces, restful services, APIs, and AWS Cloud infrastructure, while being mentored by senior staff.

Responsibilities

  • Be mentored by Senior Staff through program increment planning, industry standards, and related development activities
  • Analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques with the help of other team members
  • Be mentored through software engineering principles and standards to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, modular and reusable
  • Complete assigned various tasks across the program’s full stack to help gain experience, knowledge and application of object orientating programming languages

Qualification

Required

  • Working towards a Bachelors' degree in Computer Science, Mathematics, or similar discipline
  • Knowledge of, exposure and/or experience working with software design patterns and Web Application Development
  • Knowledge of, exposure and/or experience using some of the following Programming Languages and tools: Java, JavaScript, Typescript, Python, C++, SQL
  • Familiarity with one or more of the following Development Frameworks: React, Svelte, Vue, Django, SpringBoot, Flask, FastAPI, NodeJS
  • Self-motivated to learn and apply themselves to problem solving
  • Familiarity with GIT standards
  • Must be able to obtain and maintain a TS/SCI with Polygraph
  • US Citizenship is required
  • Must be able to commute to or is located in the Tucson area

Preferred

  • Some experience developing front end user interface frameworks either through side projects or relevant work experience
  • Familiarity with working in an agile environment
  • Familiarity with working on Full Stack Development

Benefits

  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.
Glassdoor
3.9
Founded in 1969
Reston, Virginia, USA
10001+ employees
https://www.leidos.com

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