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  • Software Engineer Intern

     ...seeking a software development intern to join our team during the summer of 2026. This position offers a valuable opportunity for a student to gain hands-on experience in a dynamic and real-world software development setting. The ideal candidate will possess strong... 
    For students
    Permanent employment
    Summer work
    Internship
    Work at office
    Worldwide
    Flexible hours

    Ricoh Americas Corporation

    Boulder, CO
    4 days ago

  • Space Weather Testbed Scientific Programmer

     ...Overview Lynker is seeking an experienced and sharp Space Weather Testbed Scientific Programmer for a long term contract supporting the National Centers for Environmental Prediction (NCEP) at the Space Weather Prediction Center (SWPC). SWPC operates 24/7 to monitor... 
    Suggested
    Long term contract
    Temporary work
    Local area
    Remote work
    Flexible hours

    Lynker Corporation

    Boulder, CO
    6 hours ago

  • Software Engineer III

    Job Description: Day to Day Responsibilities of this Position and Description of Project: Designs, develops, tests, and evaluates software and systems that enable computers to perform their applications, applying principles and techniques of computer science, engineering...
    Suggested

    ACL Digital

    Longmont, CO
    2 days ago

  • Secret Cleared Software Engineer

    Our client, a large government integrator located in Longmont, CO, is looking to hire 2 Top secret cleared Software Engineers for a 12-month contract. The consultants will work on a hybrid schedule which is 2 days onsite, 2 days remote. (4 x 10 Monday - Thursday schedule...
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    Contract work
    Remote work

    ClearBridge Technology Group

    Longmont, CO
    2 days ago

  • Software Engineer with Security Clearance

    Top Requirements: Software engineer will work with: DevSecOps/CI/CD pipeline C++/Java Qt framework (GUI) PostgreSQL Linux environments Ansible Scripting GIT/Jenkins (preferable) Agile Methodologies and the full software development cycle. Demonstrate...
    Suggested

    Beacon Hill

    Longmont, CO
    2 days ago

  • Lead Optical Engineer

    Job Description Primary Duties & Responsibilities Manage the optical requirements of the program and evaluate technical risk Responsible for conceptual development and detailed analysis of various optical systems that include telescopes, beam directors,...
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    Permanent employment
    Contract work
    Work at office

    Coherent

    Longmont, CO
    4 days ago

  • AI&T Engineer

    $82 - $102 per hour

    Job Title: Test Engineer Job Description We are seeking a Test Engineer to support spacecraft test campaigns by developing test plans, writing test architecture, and documenting test outcomes. You will play a critical role in developing assembly and test processes...
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    Contract work
    Temporary work
    Remote work

    Actalent

    Longmont, CO
    6 hours ago

  • Embedded Firmware Engineer

    Job Description Job Description Who We Are Stored Energy Systems (SENS) is an award-winning manufacturer of premium quality power conversion products located in Longmont, CO. In business for over 50 years, SENS is the market leader with a proven track record of ...
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    Temporary work
    Flexible hours

    Stored Energy Systems

    Longmont, CO
    9 days ago

  • Software Engineer

    The future of aerospace and defense starts here. Ursa Major was founded to revolutionize how America and its allies access and apply high-performance propulsion, from hypersonics to solid rocket motors, satellite maneuvering and launch. We design and deliver propulsion...
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    Permanent employment
    Full time
    Temporary work

    Ursa Major

    Berthoud, CO
    4 days ago

  • Embedded Hardware Engineer

    $75k - $90k

    Job Description Job Description About SparkFun Since 2003, SparkFun has been helping turn ideas into reality – whether you’re creating a smart weather station, exploring the frontier of machine learning, building a robot for school or prototyping your first (or tenth...
    Suggested
    Casual work
    Flexible hours

    SparkFun Electronics

    Longmont, CO
    6 days ago

  • Algorithms Software Engineer - Level 2/3

    $89.4k - $134.2k

    Algorithms Software Engineer At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at...
    Suggested
    Worldwide
    Shift work

    Northrop Grumman

    Boulder, CO
    4 days ago

  • Python/R Developer

     ...google, Paypal, Western Union, Client, visa, Walmart lab s etc to name a few. Currently, We are looking for entry-level software programmers, Java full-stack developers, Python/Java developers, Data analysts/ Data Scientists, and Machine Learning engineers for full-... 
    Suggested
    Full time
    H1b

    SynergisticIT

    Boulder, CO
    2 days ago

  • Senior Engineer - Ground Software Integration

    $95.11k - $161.68k

    Job Description US CITIZENSHIP REQUIRED We are looking to expand our team with a talented and energetic ground software integration engineer in support of satellite ground system development for DoD, NASA and other customers. This position consists of working on a ...
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    Full time
    Work at office
    Local area
    Remote work

    BAE Systems USA

    Boulder, CO
    4 days ago

  • Software Engineer II, Flight Software

    Sierra Space Careers: Dare to Dream We honor those that are not afraid to dream big dreams, those that tenaciously chase their dreams even when others say it cannot be done, those that achieve big dreams and change everything. Those are Dreams Worth Chasing. At Sierra...
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    Contract work
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    Sierra Space

    Louisville, CO
    2 days ago

  • Software Engineer, Secret Clearance

    $165k - $185k

    Position Overview We are seeking an experienced Software Engineer to design, develop, and maintain complex software systems in a secure environment. This role requires a skilled developer who can work independently, lead technical initiatives, and contribute to the...
    Suggested

    Blue Sky Innovators Inc

    Boulder, CO
    6 hours ago

  • Sr Software Engineer

    $106k - $141k

     ...Flexible Healthcare Savings Account ~ Paid FMLA Leave ~ Paid Maternity/Paternity Leave ~ Employer Assistance Program ~ Student Loan Repayment Equal Opportunity Here you have freedom to embrace your whole self: who you love, your gender identity and... 
    Temporary work
    Work experience placement
    Flexible hours

    Infleqtion

    Boulder, CO
    1 day ago

  • Senior Software Engineer (SpaceOps Team)

    At Spire, the Space Operations Software team is responsible for preparing for this growth using software to automate mission management, improve telemetry monitoring, monitor ground station activity, and provide the tools needed to analyze constellation performance. ...
    Work at office
    3 days per week

    Spire

    Boulder, CO
    11 hours ago

  • Senior Software Engineer (SatOS-Rust Team)

    We are seeking an experienced Software Engineer (Rust) to join our Sat OS team (which develops the high-level operating system for the spacecraft). The successful candidate will play a crucial role in developing software for our satellite systems, contributing to the expansion...
    Work at office
    3 days per week

    Spire

    Boulder, CO
    4 days ago

  • Software Engineer

    $73.4k - $129.26k

    Description: The Advanced Programs and Exploitation (APEX) team within Lockheed Martin Space is seeking a skilled software engineer to support ongoing programs and internal research and development efforts focused on remote sensing data processing, exploitation applications...
    Full time
    Temporary work
    Part time
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours
    Shift work
    3 days per week

    Lockheed Martin Corporation

    Boulder, CO
    4 days ago

  • Visualization and Prototyping Software Engineer

    Visualization and Prototyping Software Engineer Boulder, Colorado, United States Software and Services Summary Posted: Aug 14, 2025 Role Number: 200616016-0365 Are you seeking a software engineering role where you can create apps and prototypes for computer...
    Relocation

    Apple

    Boulder, CO
    1 day ago

  • Senior Software Engineer II

    $130k - $150k

    WHO WE ARE: Zinnia is the leading technology platform for accelerating life and annuities growth. With innovative enterprise solutions and data insights, Zinnia simplifies the experience of buying, selling, and administering insurance products. All of which enables...

    ZINNIA

    Boulder, CO
    2 days ago

  • Software Engineer, Senior

    Job DescriptionJob Description Overview BI is one of the leading technology companies in Boulder, Colorado and the largest provider of innovative electronic monitoring solutions in the United States. We excel at proving technological solutions to over 1,000 agencies...
    Contract work
    Live in
    Work at office

    ZipRecruiter

    Boulder, CO
    1 day ago

  • Sr Software Engineer

    Location: Hybrid 1x a week in Louisville, CO GHX is seeking a Staff Software Engineer with deep technical expertise and a proven track record in designing, developing, and delivering high-quality, scalable software solutions. The Staff Software Engineer reports to the...
    Worldwide
    Flexible hours
    Shift work

    GHX

    Louisville, CO
    1 day ago

  • Senior Software Engineer

    $115k - $150k

    WHO WE ARE TIFIN builds AI-powered financial technology that personalizes and improves financial advice across consumers, advisors, workplaces, and institutions. Our modular platform embeds finance-tuned AI to deliver dynamic, tailored guidance at scale—without added...
    Flexible hours

    TIFIN

    Boulder, CO
    2 days ago

  • Senior Software Engineer

    Job Description Job Description Suite's Story: We’re a small, fast moving team building tools that power the world’s most jaw-dropping creative work—from Kendrick Lamar’s #1 global hits, to Super Bowl halftime shows, to immersive experiences at the Sphere. ...
    Internship
    Work at office
    Remote work
    Work from home

    Suite Studios

    Boulder, CO
    25 days ago

  • Software Engineer with Security Clearance

    Job Title: L3 Software Engineer Contract Duration: 6-month Contract to Hire Workplace Type: On-site Worksite Location: Boulder, Colorado, 80301, United States Division: Launch and Missile Defense Systems, Space Systems Position Overview: The Launch and Missile...
    Contract work
    Temporary work
    Interim role

    TEKsystems c/o Allegis Group

    Boulder, CO
    2 days ago

  • Entry Level Java/DevOps Developer - Remote

     ...and industry experience, please apply For preparing for interviews please visit REQUIRED SKILLS For Java /Software Programmers Bachelors degree or Masters degree in Computer Science, Computer Engineering, Electrical Engineering, Information Systems, IT... 
    Immediate start
    Remote work

    SynergisticIT

    Boulder, CO
    2 days ago

  • Sr Embedded Software Engineer

    $135k - $150k

    Job Description We’re ALTEN Technology USA, an engineering company that provides solutions for engineering, technology, and product development projects. For decades, we’ve been helping our clients develop products that are changing the world, whether that’s by shaping...
    Full time

    ALTEN Technology USA

    Lafayette, CO
    5 days ago

  • 2026 North America Software Engineering Internship (Boulder)

    $46 - $62 per hour

    **Please apply a single time, for only one location in North America for the Software Engineer Intern position. We will consider you for ALL locations with a single application. ** The Trade Desk is a global technology company with a mission to create a better, more...
    Full time
    Temporary work
    Part time
    Summer work
    Internship
    Work at office
    Local area

    The Trade Desk

    Boulder, CO
    1 day ago

  • DevOps Engineer

    $105k - $170k

    Job Description Job Description Position: DevOps Engineer Location:  Boulder, Colorado Clearance: Secret   Grey Matters Defense Solutions stands at the forefront of developing advanced software solutions tailored to support the mission of the U.S. warfighter...
    Temporary work
    Flexible hours

    Grey Matters Defense Solutions

    Boulder, CO
    12 days ago