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Volunteer Software Engineers Jobs in Colorado (NOW HIRING)

Sentar

Software Engineer

Colorado Springs, CO · On-site

$80K - $135K/yr

Sentar is looking for a Software Engineer to support U.S. Air Force's Ground Based Strategic ... Voluntary Medical, Dental, Vision, with Flexible Spending Plan options * Voluntary Life, Critical ...

Sentar

Software Engineer

Colorado Springs, CO · On-site

$80K - $135K/yr

Sentar is looking for a Software Engineer to support U.S. Air Force's Ground Based Strategic ... Voluntary Medical, Dental, Vision, with Flexible Spending Plan options * Voluntary Life, Critical ...

Sentar, Inc.

Software Engineer

Colorado Springs, CO · On-site

$80K - $135K/yr

Sentar is looking for a Software Engineer to support U.S. Air Forces Ground Based Strategic ... Voluntary Medical, Dental, Vision, with Flexible Spending Plan options * Voluntary Life, Critical ...

SparkFun Electronics

Embedded Software Engineer

Niwot, CO · On-site +1

$85K/yr

Work closely with hardware engineers to develop software solutions that seamlessly work with new ... Paid time to volunteer * EcoPass (public transportation pass) * Summer BBQs, work parties, and more!

MiTek USA Inc

Software Engineer

Greenwood Village, CO · On-site +1

$90K - $110K/yr

Collaborates with experienced engineers to deliver high-quality solutions and build technical ... Generous time off including Paid Time Off, 13 annual holidays, and volunteer time off * Day One ...

MiTek, Inc.

Software Engineer

Greenwood Village, CO · On-site

$90K - $110K/yr

Collaborates with experienced engineers to deliver high-quality solutions and build technical ... Generous time off including Paid Time Off, 13 annual holidays, and volunteer time off * Day One ...

UDC

Software Developer

Englewood, CO · On-site

$75K - $95K/yr

UDC is seeking a full-time GIS Software Developer to design, develop, configure, and maintain (GIS ... Voluntary Term Life and AD&D * Voluntary Critical Illness Insurance * Gym Reimbursement Program

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Volunteer Software Engineers information

What is the difference between Volunteer Software Engineers vs Software Developers?

AspectVolunteer Software EngineersSoftware Developers
CredentialsTypically no formal certifications required; skills demonstrated through projectsOften hold degrees or certifications in computer science or related fields
Work EnvironmentNon-profit, open-source projects, community-driven initiativesCorporate, startup, or freelance settings
Employer & Industry UsageNon-profit organizations, open-source communities, NGOsTech companies, startups, enterprise businesses
Search & Comparison IntentVolunteering, non-profit tech work, open-source contributionsCareer development, job opportunities, freelance work

Volunteer Software Engineers typically work on non-profit or open-source projects without monetary compensation, focusing on community impact. Software Developers usually work in paid roles within companies or freelance, developing commercial or personal projects. While both roles require strong coding skills, the context and motivation differ significantly.

What are the most commonly searched types of Software Engineers jobs in Colorado?

The most popular types of Software Engineers jobs in Colorado are:

What cities in Colorado are hiring for Volunteer Software Engineers jobs?

Cities in Colorado with the most Volunteer Software Engineers job openings:

Volunteer Software Engineers jobs near you
Infographic showing various Volunteer Software Engineers job openings in Colorado as of June 2026, with employment types broken down into 6% Internship, 77% Full Time, and 17% Part Time. Highlights an 89% In-person, and 11% Remote job distribution.

Principal Algorithms Software Engineer

Boulder, CO • On-site

Grey Matters Defense Solutions
11 - 50 employees
Learn more about Grey Matters Defense Solutionsexternal

$132K - $198K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 9 days ago

Job description

Position: Principal/Sr. Principal Software Engineer
Location: Boulder, CO
Clearance: Secret Clearance
Grey Matters Defense Solutions specializes in software development and solutions, specialized data analytics algorithms, and innovative remote sensing technologies and operations, with senior-level personnel formerly from DIA, NRO, DARPA, and the US Armed Forces. Grey Matters Defense Solutions differentiates itself by combining its subject matter experts, analysts, software engineers, and its data scientists to create unique artificial intelligence algorithms and various applications.
About the job:
• Solve real world problems relevant to the Intel Community (IC) and Department of Defense (DoD) using a combination of FOSS/GOTS/COTS software and hardware.
• Contribute to all aspects of project software development lifecycle from research, prototyping solutions to assess feasibility, integration with external software systems, development, and product deployment. Key
Grey Matters Defense Solutions is seeking a talented and dedicated, Principal / Senior Principal Algorithms Software Engineer
Position Overview:
As a Senior Principal Algorithms Software Engineer, you will be responsible for designing, developing, testing, documenting, and debugging software and complex mathematical algorithms. This fast-paced and cutting-edge research and development environment will rely on your familiarity with modern software practices. You are expected to communicate technical information effectively and clearly, and present technical approaches and findings. Our team of motivated technical talent works closely with the end user (and each other) to ensure the direct mission applicability of developed products.
Essential Functions:
  • Breadth and depth in the application of mathematics to perform data analysis and algorithm development for missile tracking applications.
  • Development and performance analysis of tracking and state estimation algorithms.
  • Tool and prototype development using Modern C++ and Python.
  • Algorithm defect tracking and resolution.
  • Technical Documentation as required.
  • Work in cross-discipline teams and communicate clearly across various levels of engineers.

Seeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.
Basic Qualifications:
  • Principal Algorithm Software Engineer: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related experience, or a Master's degree in a STEM discipline and 3 years experience, or a PhD and 1 year of experience.
  • Sr. Principal Algorithm Software Engineer: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience, or a Master's degree in a STEM discipline and 6 years experience, or a PhD and 4 year of experience.
  • Applicants must have a minimum of 1 year of software development experience with Python and/or C++.
  • Applicants must have Linux experience and working knowledge of common utilities like grep, awk, cat head, etc.
  • Experience developing, analyzing, testing, and implementing extendable / reusable algorithms.
  • Applicants must have algorithm design and state estimation experience.
  • Experience with data analysis - Population statistics and trend identification.
  • The ability to bridge between theoretical concepts and practical implementation.
  • Ability and willingness to travel up-to 10% to support business needs.
  • Applicants must have a current active in-scope U.S. Government issued Secret security clearance at the time of application which is required to start; with the ability to obtain and maintain a TS/SCI clearance.

Preferred Qualifications:
  • A current active in-scope U.S. Government DoD issued Top Secret security clearance.
  • Strong statistical background and skills.
  • Experience in tracking and prediction algorithms, simulation, and validation.
  • Experience with multiple hypothesis tracking.
  • Experience in the numerical implementation of motion filters.

Salary Range: $132,000 - $198,000 + 25%SEP
Grey Matters Defense Solutions, LLC offer a comprehensive benefits package including medical, dental, vision, life insurance, short-term, long-term disability, and voluntary benefits such as accident, hospital indemnity, and wellness benefits.
Additional Benefits:
  • 25% (of salary) employer contribution distributed monthly to your SEP IRA
  • Individual Benefit Account 25% (of salary to pay for medical insurance premiums and funded time off)
  • Employee assistance program
  • Employee discount
  • Health savings account
  • Referral program

Grey Matters Defense Solutions' most valuable assets are the more than 60 employees, consisting of data scientists, custom software developers, and analysts/subject matter experts, with senior-level personnel formerly from DIA, NRO, NSA and the US Armed Forces. Our employees have a depth of analytical knowledge which provides them with deep understanding of managing and delivering products within government systems. Grey Matters Defense Solutions provides transformational leadership building aware-winning teams and products.
Visit us at Grey Matters Defense Solutions
https://www.linkedin.com/company/grey-matters-defense-solutions/
"Know Your Rights: Workplace Discrimination is Illegal"
Questions contact: [email protected]
  • All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
  • Grey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.
  • Grey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.

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