Junior Software Developer

Sorry, this job was removed at 04:34 a.m. (CST) on Friday, Jun 13, 2025
Lorton, VA
In-Office
55K-100K Annually
Information Technology • Software
The Role

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers’ mission to defend against evolving threats around the world.

Your greatest work is ahead!

The National Security Sector (NSS) has a new and exciting opportunity for a Junior Software Developer in our Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. You will support a cutting-edge Cyber Program, providing IT user support, IT security, IT services, and developer support for mobile device analysis, collection, and exploitation engineering services to the Federal Agency. This Key Personnel opportunity is in anticipation of an upcoming contract award!

What you’ll be doing:

  • Contribute to development efforts, gain hands-on experience with coding, and collaborate closely with Agile teams to deliver high-quality software increments. This role is suitable for individuals with foundational knowledge of software development principles and Agile methodologies, who are eager to learn and grow in a dynamic team environment.
  • Assist in the development of software solutions within an Agile environment. 
  • Assist in the development of software applications, features, and components under the guidance of senior developers, following coding standards and best practices. 
  • Participate in Agile ceremonies such as sprint planning, daily stand-ups, and sprint reviews, collaborating with Agile teams to understand project requirements, estimate effort, and provide updates on progress. 
  • Implement assigned tasks and user stories, writing clean, readable code and conducting basic unit testing to verify software functionality. 
  • Document software designs, implementation details, and technical specifications as directed by senior developers, ensuring documentation accuracy and completeness. 
  • Engage in self-study, training, and professional development activities to enhance coding skills, learn new technologies, and gain familiarity with Agile development practices. 
  • Stay updated on emerging technologies and development trends, conducting research and experimentation to explore new tools and techniques that can improve development practices. 
  • Collaborate with other team members, including UX/UI designers, QA engineers, and business analysts, to ensure alignment and integration of software components and features.  

What does Leidos need from me?

  • Active Top Secret security clearance with SCI eligibility, and able to pass a Polygraph.
  • Minimum of two years of professional experience in software development roles, with exposure to designing and building software solutions. Minimum of one year experience working in Agile environments through coursework, internships, or professional experience.
  • Experience with development in one or more scripting languages or methodologies (e.g., Go, Bash, JavaScript, etc.) 
  • Experience designing working environments and/or programs within Linux-based operating systems (Ubuntu, RedHat, Debian, etc.) 
  • Experience with User Interface / User Experience (UI/UX) development technologies, especially with JavaScript frameworks, such as React, Angular, or Vue Working knowledge of database query languages and mobile database design (e.g., SQLite). 
  • Familiarity with issue tracking software, such as Jira, as part of a software development team Experience with the git version control system Experience leading code review.

Favorable if you have:

  • Relevant certifications such as Agile Certified Practitioner (PMI-ACP), Certified Scrum Developer (CSD), or similar certifications demonstrating proficiency in Agile software development practices are beneficial but not required.
Original Posting:March 25, 2025

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 $55,250.00 - $99,875.00

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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The Company
Alexandria, VA
27,104 Employees

What We Do

We Are Leidos

For 50 years we have been tackling some of the biggest problems that face our nation and our world.

OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.

Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.

Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.

Your most important work is ahead.

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