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Leidos
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September 23, 2026
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Software Developer Intern

Annapolis Junction, MD
Internship
Onsite
Intern
Leidos is seeking a Software Developer Intern to support its Intel Sector's Cyber & Analytics Business Area, which works in security engineering, computer network operations, mission software, analytics, signals intelligence, and cryptographic key management. The intern will perform software development tasks across the software development lifecycle on a large, complex agile program, including application development, debugging, testing, prototyping, research, and data analysis.

Responsibilities

  • Participating in peer code reviews to improve the quality of code written by other team members
  • Creating new applications or updating existing applications based on user requirements
  • Communicating with team members about project status and issues that arise
  • Creating prototypes of new technologies and features for potential incorporation into future products
  • Debugging computer code to fix errors and improve performance
  • Testing software for bugs or other issues that may affect functionality or the user experience
  • Reviewing documentation about new technology releases or product updates to ensure understanding of how the new system works
  • Conducting research on new technologies and techniques to identify opportunities for improvement
  • Analyzing data to identify trends and formulate solutions

Qualification

Required

  • Currently enrolled in a Bachelor's degree program in Computer Science, Engineering, or related field, going into the Junior or Senior level
  • Experience with at least one major programming language (e.g., Java, C++, Python)
  • Excellent problem solving and debugging skills
  • Ability to work independently and as part of a team
  • Strong written and verbal communication skills
  • US Citizenship required
  • Ability to obtain a TS/SCI with Polygraph clearance before start date. investigation requires, but is not limited to, an in-person interview in Maryland at intern's own expense
  • Ability to maintain a TS/SCI with Polygraph clearance after start date

Preferred

  • Java coding experience
  • Strong understanding of object-oriented programming concepts
  • Experience with multiple programming languages
  • Experience with software development tools (e.g., Eclipse, Visual Studio, Git)
  • Experience with databases (e.g., MySQL, Oracle, MongoDB)
  • Experience with web development technologies (e.g., HTML, CSS, JavaScript, PHP)

Benefits

Leidos is an industry and technology leader serving government & 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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