Software Developer
At a glance
Mid-level Software Engineering role at Leidos. Colorado Springs · full-time · $73,450–$132,775 base.
techroles summary, based on the employer's posting.
What you'll do
- Build container-based setups for applications written in Java and C++
- Create software for missile defense systems, then test and deploy it
- Explain and record technical approaches for teams working across engineering disciplines
- Review software designs and code, and work with systems engineers to demonstrate capabilities to customers
- Coordinate with contractors and stakeholders when regression work or deployments are delayed
What you bring
- A software development degree or related education, plus at least four years of relevant experience; related training or certifications may substitute
- You are a U.S. citizen and hold an active Department of Defense Secret clearance
- Strong C++ and Java skills, with experience building microservices and containerized environments
- You can work independently and with engineering teams, and know Agile development practices
Who this fits
This mid-level role suits a developer who can contribute independently while coordinating with engineering teams, contractors and stakeholders. You must be a U.S. citizen with an active DoD Secret clearance, and the role is based in Colorado Springs.
From the employer
POSITION: Software Developer
Location: Colorado Springs, CO
Make an Impact with Leidos!
Leidos Defense Sector has an opportunity in the Integrated Tactical Warning/Attack Assessment (ITW/AA) and Missile Defense mission areas.
Your Greatest Work is Ahead!
This Software Developer role includes trade studies, system engineering, model-based system engineering, portfolio analysis, software development demonstration and product testing and deployment to Cheyenne Mountain. Leidos is focused on finding the best people, processes, and tools that will provide solutions in data integration and fusion, data analytics, data mining, predictive analytics, data visualization, and decision support tools. This position will report directly to the Program Manager.
Primary Responsibilities:
Design and implement containerized environments for Java and C++ applications.
Develop mission-critical software supporting missile defense systems.
Communicate and document technical solutions for integrated engineering teams in a fast-paced environment.
Stay updated on state-of-the-art programming techniques and technologies.
Conduct software design and code reviews to ensure product quality.
Collaborate with System Engineering teams to synchronize, schedule, and demonstrate capabilities to customers.
Manage regression coding and deployment delays with third-party contractors and stakeholders.
Required Qualifications:
Bachelor’s degree in Software development or related discipline with 4+ years of relevant experience. (Additional related experience, training, and/or certifications may substitute degree requirements)
US Citizen; Currently possess an active DoD Secret security clearance.
Expertise in C++ and Java programming.
Experience in developing micro-services and containerized environments.
Strong ability to work independently and collaboratively within engineering teams.
Familiarity with Agile software development processes.
Preferred Qualifications:
Master's degree in associated field
Effective communication skills and experience managing multiple tasks.
Experience in FORTRAN
Experience with missile warning and missile defense
Understanding of missile warning message types
AMSOPP1
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:
August 11, 2026For 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 $73,450.00 - $132,775.00The 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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