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38 intern software jobs at 20 companies in Longmont, CO

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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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1w
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Software Engineering Intern (Fall 2026)
Golden, Colorado, United States
OnsiteFull Time
Rendezvous Robotics
Rendezvous Robotics: Develops self-assembling modular tiles for in-space infrastructure.
Pursuing degree in CS/CE or related; comfortable in C/C++ and Python; understanding of networking/distributed systems; experience with embedded Linux or bare-metal firmware; ITAR-eligible.
C, C++, Python, Embedded Linux
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2mo
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Software Engineer, Infrastructure/Developer Tooling (Hybrid)
Toronto or Denver
$109k-$128k/yr HybridFull Time
Homebase
Homebase: Provides scheduling, payroll, and HR software for hourly teams.
3+ YOE3+ years of software or infrastructure engineering; experience with internal tooling, cloud (AWS) and CI/CD; frontend/backend versatility; strong developer experience focus.
Ruby, Golang, Terraform, AWS, CI/CD, Observability, Infrastructure as Code, Containerization
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1w
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Summer 2027 - Software Engineering Internship
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$35-$46/hr OnsiteInternship
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
Currently pursuing a Bachelor's or Master's in a technical field, experience with one or more programming languages (C,C++,Python,Java,Go,SQL,JavaScript), strong problem-solving and communication skills.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
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3w
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Undergraduate/graduate intern - software and data infrastructure for autonomous thin film experimentation (Year-Round)
Golden, Colorado, United States
$35k-$56k/yr OnsitePart Time
National Laboratory of the Rockies
National Laboratory of the Rockies: Conducts applied research in energy systems and technology innovation.
Enrollment in an accredited bachelor’s or master’s program (or recent graduate), 3.0+ GPA, programming experience in Python, familiarity with version control (Git), strong analytical and communication skills.
Python, Git, OPC UA, Modbus, MQTT, TCP/IP, SCPI
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2w
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2027 North America Software Engineering Internship
Bellevue or Boulder or Denver or Irvine or New York or Seattle
$46-$62/yr HybridInternship
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
Enrolled in a Bachelor's or Master's program, expected to graduate 2027–2028; fluent in one or more object-oriented languages; strong data structures and algorithms; available to work 3 days in office (Tue–Thu).
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1mo
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Advisory Linux Systems Software Engineer
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
Ricoh
RicohTokyo Stock Exchange: 7752: Provides digital workplace services, imaging equipment, and IT solutions.
5+ YOE5+ years developing low-level Linux systems software; strong C/C++; Python/Bash scripting; deep Linux internals, system bring-up, debugging, and hardware/software integration; bachelor's degree in CS/CE/EE or related.
Linux, C, C++, Python, Bash, GitLab, JIRA, Claude Code
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1mo
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Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOERequires TS/SCI w/ polygraph, 20+ years technical experience (BS +20 or HS +24), expertise in Python and C/C++, low-level system internals, TCP/IP, debugging, and developing CNO capabilities.
Python, C/C++, assembly, JIRA, Confluence, Crucible, TCP/IP
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1w
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Transportation Intern (Summer 2027)
Denver, Colorado, United States
$23-$28/hr OnsiteFull Time, Temporary
HDR
HDR: Global firm providing architecture, engineering, and environmental services.
Currently enrolled in an undergraduate or graduate engineering program; attention to detail, problem-solving and communication skills; basic Microsoft Office; preferred 2 years toward degree and 3.0+ GPA; knowledge of industry software.
Microsoft Office
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2mo
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Mission Operation Intern Fall 2026
Littleton or Long Beach
$25/hr OnsiteInternship
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
0.25+ YOEEnrolled in bachelor’s, master’s, or doctoral program in aerospace/aeronautical/mechanical/software engineering; 3+ months engineering experience; GPA 3.0+; proficient in Python, Linux, Git.
Python, Linux, Git
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2mo
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Senior Product Architect
San Francisco or Denver
$185k-$251k/yr OnsiteFull Time
Contentful
Contentful: SaaS platform for headless content management and delivery.
7+ YOE7-10 years building and operating production web apps; strong TypeScript, React/Next.js, Node.js; API design; architecture and leadership; internal tools focus.
TypeScript, React, Next.js, Node.js, API design, serverless, containers, observability, design system
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2w
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Senior, Compliance & Internal Auditor
Denver, Colorado, United States
$75k-$90k/yr OnsiteFull Time
Spectrum Retirement Communities
Spectrum Retirement Communities: Operates senior living, assisted living, and memory care communities.
5+ YOEBachelor's in accounting/finance required, 5+ years in internal audit/compliance/public accounting, CIA or CPA preferred, experience with system implementations, IT audit, Yardi Voyager, and auditing software.
Yardi Voyager, auditing software
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1w
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Director, Internal Audit, Global
United States or Denver or Phoenix or Quincy or Santa Clara or Ashburn or Shackelford County or Port Washington
$180k-$210k/yr RemoteFull Time
Vantage Data Centers
Vantage Data Centers: Provides hyperscale data center campuses for cloud and AI providers.
12+ YOEBachelor's in accounting/finance/construction management, 12+ years internal audit experience, CPA/CIA/CCA preferred, strong analytical and communication skills, proficiency with audit software and Microsoft Office.
Microsoft Office Suite
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2mo
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IT Help Desk Tier 1
Dallas or Orlando or Doral or Denver or Chicago or Owings Mills or Arlington or Richmond or Charlotte or North Charleston or Jacksonville or Nashville or Cleveland
OnsiteFull Time
DEX Imaging
DEX Imaging: Sells and services office printers and document management software.
2+ YOEProvide first-line IT support to internal users; troubleshoot hardware/software issues; remote assistance; onboarding hardware setup.
Windows, Mac OS X, Google Workspace, Office 365, VPN, TCP/IP
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1mo
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Senior Product Manager, Internal Tools
Denver or Costa Mesa
$141k-$191k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
6+ YOE6+ years in software/product management or internal tools/platform roles, strong technical fluency, builder orientation with AI tooling, roadmap and stakeholder ownership, degree or equivalent, U.S. Person required, eligible for Secret clearance.
Lattice OS
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1mo
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Application Support Analyst - 26256
Austin or Denver or United States
HybridFull Time
Enverus
Enverus: Energy-dedicated SaaS platform for data, analytics, and intelligence.
Provide front-line application support, troubleshoot and resolve software issues, document customer requests, communicate clearly in English, and collaborate with internal teams to escalate product issues.
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1mo
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Marketing Manager - Digital Services and Organ Recovery
Golden, Colorado, United States
$100k-$130k/yr OnsiteFull Time
XVIVO
XVIVONasdaq Stockholm: XVIVO: Develops medical technology for organ preservation and transplantation.
3+ YOE3+ years strategic/brand marketing in healthcare software, experience with medical devices/IoT/SaaS, strong presentation and relationship skills, ability to meet targets, travel 25–35% including international.
LinkedIn, FlowHawk
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1w
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IP Admin Senior Analyst (Patent Docketing)
Ann Arbor or Philadelphia or Alexandria or Kansas City or Denver or Tempe
$50k-$70k/yr RemoteFull Time
Clarivate
ClarivateNYSE: CLVT: Provides data, analytics, and workflow solutions for global innovation.
2+ YOEAssociates degree or equivalent experience,2+ years patent docketing,experience with TIPMS and IP management software,Basic Microsoft Outlook/Word/Excel skills,knowledge of domestic and international patent rules.
TIPMS, Memotech, Foundation IP, The IP Management System, Inprotech, IPFolio, Microsoft Outlook, Microsoft Word, Microsoft Excel
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5d
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Senior Government Internal Auditor - AO
Denver, Colorado, United States
$80k-$132k/yr HybridFull Time
City and County of Denver
City and County of Denver: Provides municipal services and infrastructure for the Denver community.
2+ YOEBachelor's in related field, 2 years professional auditing experience, familiarity with GAGAS, data analytics, audit/risk software, and applicable professional certification preferred.
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1mo
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Full Stack Product Manager - Investor & Internal Platforms
San Francisco or Denver or Miami or Atlanta or Chicago or Augusta or Boston or Las Vegas or Trenton or New York or Raleigh or Portland or Philadelphia or North Charleston or Austin or Richmond or Seattle or California or Colorado or Illinois or Florida or Georgia or Massachusetts or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or South Carolina or Texas or Virginia or Washington or Maine
$138k-$162k/yr RemoteFull Time
Crunchbase
Crunchbase: A platform providing comprehensive data and intelligence on companies.
3+ YOE3+ years in product/technical builder roles; hands-on coding and shipping software; experience with AI-assisted development, APIs, automation, and data workflows; product ownership from discovery through launch; bachelor's preferred.
AI, vibe coding, spec-to-code workflows, APIs, automation platforms
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