Software Engineer Intern Jobs in Colorado
Software Engineer Intern jobs in Colorado are concentrated in Denver, Boulder, and Colorado Springs, where companies like Lockheed Martin, Palantir, and Ball Corporation actively recruit intern-level developers across cloud infrastructure, data engineering, and embedded systems. The state's deep aerospace and defense presence, combined with Boulder's thriving startup ecosystem, means openings exist for interns comfortable with both enterprise-scale codebases and fast-moving product teams. Demand holds strong from fall recruiting through summer cohorts at every experience level. Find a role that fits below and apply directly.
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The Opportunity:
CACI - Advanced Communications is seeking Software Test Engineering Interns for Summer 2027 who are passionate about working closely with our team to solve difficult mission-critical challenges. In this important role, you will be working on TestExec®—our Automated Testing Framework to automate data collection, analysis, and test procedures. This position is fully on‑site.
Responsibilities:
- Design tests for ground and/or space communication systems both individually and within a group environment
- Work with test and measurement equipment such as oscilloscopes, spectrum analyzers, network analyzers, signal generators, etc.
- Conduct automated and manual testing of applications controlling integrated hardware and peripheral equipment while supporting/enhancing existing software products as necessary
- Automate test procedures using python scripting
- Collaborate with other engineering disciplines to implement tests and validate test results
- Support Test Planning by mapping requirements to Test Procedures for Factory Acceptance Tests
- Use your engineering skills to analyze, design, and implement automated scripts within complex systems
Qualifications:
Required:
- Currently pursuing a STEM degree
- 1+ semester of experience with Object Oriented development
- Ability to successfully complete a pre-employment drug screening
- 0-1+ years of experience in a lab environment
- Experience with the Linux Operating System
- Experience with version control tools, such as GitLab
- Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
Desired:
- 1+ years of experience Python Development
- Experience with the use of lab equipment, such as oscilloscopes, spectrum analyzers, signal generators, power supplies, and digital multi-meters is a plus
- Experience with python numpy and matplotlib libraries for data analysis
What You Can Expect:
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
Pay Range :
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
The proposed salary range for this position is:
$39,900-$79,900
The Opportunity:
CACI - Advanced Communications is seeking Software Test Engineering Interns for Summer 2027 who are passionate about working closely with our team to solve difficult mission-critical challenges. In this important role, you will be working on TestExec®—our Automated Testing Framework to automate data collection, analysis, and test procedures. This position is fully on‑site.
Responsibilities:
- Design tests for ground and/or space communication systems both individually and within a group environment
- Work with test and measurement equipment such as oscilloscopes, spectrum analyzers, network analyzers, signal generators, etc.
- Conduct automated and manual testing of applications controlling integrated hardware and peripheral equipment while supporting/enhancing existing software products as necessary
- Automate test procedures using python scripting
- Collaborate with other engineering disciplines to implement tests and validate test results
- Support Test Planning by mapping requirements to Test Procedures for Factory Acceptance Tests
- Use your engineering skills to analyze, design, and implement automated scripts within complex systems
Qualifications:
Required:
- Currently pursuing a STEM degree
- 1+ semester of experience with Object Oriented development
- Ability to successfully complete a pre-employment drug screening
- 0-1+ years of experience in a lab environment
- Experience with the Linux Operating System
- Experience with version control tools, such as GitLab
- Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
Desired:
- 1+ years of experience Python Development
- Experience with the use of lab equipment, such as oscilloscopes, spectrum analyzers, signal generators, power supplies, and digital multi-meters is a plus
- Experience with python numpy and matplotlib libraries for data analysis
What You Can Expect:
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.
Pay Range :
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
The proposed salary range for this position is:
$39,900-$79,900See All 10 Software Engineer Intern Jobs in Colorado
Find roles in Colorado that match your experience and apply in just a few clicks.
Find Software Engineer Intern JobsSoftware Engineer Intern Jobs by City in Colorado
Where Colorado roles are concentrated, by current openings.
Software Engineer Intern Job Market in Colorado
A snapshot from current Colorado openings, updated as new roles post.
Who's Hiring
Top Industries Hiring
- Technology & Software
- Consulting & Professional Services
What Colorado Employers Look For
The qualifications that appear most often in software engineer intern jobs across Colorado.
- Currently enrolled in a computer science, software engineering, or related degree program
- Proficiency in at least one language such as Python, Java, C++, or JavaScript
- Familiarity with version control systems, particularly Git
- Experience with or coursework covering data structures and algorithms
- Ability to work on-site or hybrid in a Colorado Front Range location
- Strong written and verbal communication skills for cross-functional team collaboration
Software Engineer Intern Jobs in Colorado: Frequently Asked Questions
How do you become a software engineer intern in Colorado?
The concrete path is enrollment in an accredited computer science, software engineering, or closely related degree program at a Colorado university, such as CU Boulder, Colorado State University, or the Colorado School of Mines. No state-issued license is required for software engineering. Employers expect coursework in data structures, algorithms, and at least one programming language, plus a portfolio of projects or contributions to open-source repositories that demonstrates applied skills.
Which companies hire software engineer interns in Colorado?
Companies currently hiring software engineer interns in Colorado include Spectrum, McKesson, and CACI International, per current listings on Migrate Mate as of September 2026. Colorado's mix of large defense contractors, aerospace firms, and Boulder-area tech companies means intern cohorts run across both enterprise software teams and early-stage product organizations.
Which Colorado cities have the most software engineer intern jobs?
Denver, Longmont, and Colorado Springs account for the largest share of software engineer intern openings in Colorado. Denver anchors the market as the state's corporate and startup hub, Boulder draws heavily from the university ecosystem and tech-focused venture-backed companies, and Colorado Springs reflects the significant defense and aerospace presence at installations like Peterson Space Force Base and the companies that support it.
Are there remote software engineer intern jobs in Colorado?
Yes, and more than most fields. About 40% of software engineer intern openings tied to Colorado are remote or hybrid as of September 2026, reflecting the inherently desk-based nature of the work. Front-end, data engineering, and cloud infrastructure intern roles tend to offer the most remote flexibility, while hardware-adjacent or embedded systems positions more often require on-site access to lab equipment.
How can I get hired as a software engineer intern in Colorado with little or no experience?
The most realistic entry path is a structured university recruiting program: companies like Lockheed Martin and Ball Corporation run formal intern cohorts specifically for students with no prior industry experience, where a strong academic record and a GitHub portfolio carry more weight than a resume. Colorado's university career fairs at CU Boulder and Colorado State University are direct pipelines to these programs. Students from adjacent roles such as IT helpdesk or QA testing also move laterally into intern positions, and completing a recognizable side project or open-source contribution gives a clear edge.
Where can I find and apply to software engineer intern jobs in Colorado?
You can find and apply to software engineer intern jobs in Colorado on Migrate Mate, which lists current Colorado openings. Find roles that fit your background and apply directly to the ones that match.
See All 10 Software Engineer Intern Jobs in Colorado
Find roles in Colorado that match your experience and apply in just a few clicks.
Find Software Engineer Intern Jobs