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Open Source Software Developer Jobs in Denver, CO

General Atomics

Software Developer VI

Boulder, CO

... Open Source and Unit Testing Tools. * Must have a general understanding of software development concepts, principles, and theory and demonstrate the ability to follow and apply the use of programming ...

General Atomics

Staff Software Developer

Boulder, CO · On-site

... Open Source and Unit Testing Tools. * Must have a general understanding of software development concepts, principles, and theory and demonstrate the ability to follow and apply the use of programming ...

Nvidia

HPC Middleware Developer

Boulder, CO

We are now looking for a senior HPC software engineer. As a member of our the High Performance ... Open Source Software Contributor For two decades, we have pioneered visual computing, the art and ...

Nvidia

HPC Middleware Developer

Boulder, CO · On-site

We are now looking for a senior HPC software engineer. As a member of our the High Performance ... RDMA technology Open Source Software Contributor For two decades, we have pioneered visual ...

DigitalOcean

Senior Corporate Counsel, Product

Denver, CO · Remote

$143K - $195K/yr

... Engineering, and Operations teams. * A strong understanding of US and global privacy regulations, intellectual property, open-source software, artificial intelligence, and data security. * Experience ...

Collabera

Software Developer

Denver, CO

Software Developer Location: Denver, CO Duration: 6 month (may extend) Key Responsibilities ... Minimum Requirements Experience with C#, SQL Familiar with source control systems, like TFS.

Collabera

Software Developer

Denver, CO · On-site

Software Developer Location: Denver, CO Duration: 6 month (may extend) Key Responsibilities ... Experience with C#, SQL Familiar with source control systems, like TFS. Excellent analytical and ...

Gogo

Senior Airborne Platform Software Engineer

Broomfield, CO · On-site

$123K - $162K/yr

Experience as a Software Engineer developing software and utilizing open source packages in data communications and/or telecommunications systems * Understanding of Linux networking including routing ...

Cymertek

Software Developer

Aurora, CO · On-site

Software Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position ... Please note that our job openings are dynamic and can open or close quickly (much faster than we ...

Sovrn

Software Developer in Test

Boulder, CO

$51.75 - $67/hr

As a Software Developer in Test (SDET) your primary focus will be to aid in supporting the sovrn ... Experience with open source and/or licensed testing tool such as: FitNesse, SoapUI, Jmeter ...

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Showing results 41-60

All JobsOpen Source Software Developer JobsOpen Source Software Developer Jobs in Denver, CO

Open Source Software Developer information

See Denver, CO salary details

$49.4K

$115.1K

$170.9K

How much do open source software developer jobs pay per year?

As of Sep 14, 2026, the average yearly pay for open source software developer in Denver, CO is $115,120.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,600.00 and $133,800.00 per year, depending on experience, location, and employer.

What is an open source software developer?

Open Source Software Developers are programmers who create, maintain, or contribute to software projects whose source code is made freely available for anyone to use, modify, and distribute. They often collaborate with a global community of developers and may work on a voluntary basis or be employed by organizations that support open source initiatives. Their work involves writing code, fixing bugs, reviewing contributions, and helping manage project documentation. Open source developers play a key role in advancing technology by making software accessible and fostering innovation through community collaboration.

How do open source software developers typically collaborate with contributors from around the world?

Open Source Software Developers often work with a global community of contributors using online collaboration tools such as GitHub, mailing lists, and chat platforms like Slack or Discord. Communication is primarily asynchronous, requiring clear documentation and code review practices to ensure smooth project progress. Developers regularly participate in discussions, review pull requests, and help onboard new contributors, making strong written communication skills essential. This collaborative environment fosters learning and innovation, but also requires flexibility and patience to manage different time zones and cultural perspectives.

What are the key skills and qualifications needed to thrive as an open source software developer, and why are they important?

To thrive as an Open Source Software Developer, you need strong programming skills, knowledge of version control systems like Git, and familiarity with open source licensing, typically supported by a relevant degree or coding experience. Proficiency with collaborative development platforms such as GitHub or GitLab and understanding of continuous integration tools are commonly required. Excellent communication, self-motivation, and the ability to work effectively in distributed teams set outstanding contributors apart. These skills are crucial for efficiently building, maintaining, and contributing to widely used open source projects in a collaborative, global environment.

What is the difference between Open Source Software Developer vs Software Engineer?

AspectOpen Source Software DeveloperSoftware Engineer
CredentialsTypically requires programming skills, familiarity with open source licenses, and sometimes certifications like Linux Foundation certificationsRequires a degree in computer science or related field; certifications like Microsoft Certified or AWS certifications are common
Work EnvironmentOften collaborates in open source communities, contributes to public repositories, and works remotelyWorks in corporate or enterprise settings, often in teams within organizations
Industry UsageUsed across tech, non-profit, and open source communities; focuses on public projectsEmployed in various industries including tech, finance, healthcare, and more for product development

While both roles involve software development, Open Source Software Developers focus on collaborative, community-driven projects often in open environments, whereas Software Engineers typically work within organizations on proprietary or internal systems. The roles overlap in skills but differ in scope and work setting.

Open Source Software Developer jobs near you

Staff Embedded Software Engineer

Westminster, CO • On-site

CesiumAstro
Guided Missile and Space Vehicle Manufacturing • 11 - 50 employees
Learn more about CesiumAstroexternal

$133K - $161K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 14 days ago

Job description

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.
At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.
We are seeking a highly skilled and experienced Staff Embedded Software Engineer to join our software team.
In this position, you will be the organization's technical authority for embedded software engineering, responsible for defining embedded software architectures, advancing engineering methodologies, and solving the organization's most complex software and hardware integration challenges. This role shapes the technical direction of multiple products and programs while driving the development of next-generation embedded software technologies.
Working cross-functionally with software, electrical, systems, hardware, quality, and test engineering teams, this role advises leadership, customers, and engineering organizations while advancing technical excellence and organizational capability.
JOB DUTIES AND RESPONSIBILITIES
  • Design and implement software for embedded devices and systems, from requirements to production and commercial deployment.
  • Design, develop, code, test, debug and document system software.
  • Review code and system designs.
  • Analyze code for efficiency, stability and scalability.
  • Integrate and validate new product designs.
  • Support software quality assurance and optimize I/O performance.
  • Provide post-production/in-orbit customer support.
  • Interface with hardware design and development engineers.
  • Assess third party and open source software.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
  • Bachelor of Science (BS) or Master of Science (MS) degree in Computer Science, Electrical Engineering, or Computer Engineering.
  • Minimum of 8 years of industry experience in software development.
  • Experience in hands-on development and troubleshooting of embedded hardware. API design for interfacing with FPGAs.
  • Extensive programming experience in C and an object oriented programming language, preferably C++.
  • Experience in embedded systems design with preemptive, multitasking real-time operating systems (experience with real-time Linux is desirable).
  • Familiarity with software configuration management tools, defect tracking tools, and peer review.
  • Excellent knowledge of real-time system coding techniques, IP protocols, interfaces, and hardware subsystems.
  • Excellent understanding of multi-threaded applications and resource management.
  • Excellent written and verbal communication skills.

PREFERRED EXPERIENCE
  • Experience with products for aerospace applications.
  • Adequate knowledge of reading electronics schematics and component data sheets.
  • Experience with ARM processors and fully-featured microcontrollers.
  • Experience in design and development of a Software Development Kit (SDK).

$133,000 - $161,000 a year
CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.
CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.
Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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