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Open Source Software Developer Jobs in Boston, MA

Lead Software Engineer

Woburn, MA · On-site

$157K - $224K/yr

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking ... Significant hands-on experience developing software with GNU/Linux toolchains using open-source ...

... open-source technologies, and best engineering practices of CI/CD. • Architect, implement, and optimize scalable databases. • Functional/system integration testing support and Deployment. • ...

Research results are often deployed as widely used open-source software and services. The lab ... PhD or equivalent in computer science, computational biology, biomedical engineering, or a related ...

Senior Corporate Counsel, Product

Boston, MA · Remote

$151K - $205K/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 ...

Senior Embedded Engineer, Safety

Andover, MA · Hybrid

$125K - $164K/yr

Improve build systems, CI pipelines, developer tooling, and software test infrastructure used ... Contributions to open-source software projects or experience working in open-core development ...

Showing results 41-60

Open Source Software Developer information

See Boston, MA salary details

$52.1K

$121.5K

$180.3K

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

As of Sep 10, 2026, the average yearly pay for open source software developer in Boston, MA is $121,509.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,800.00 and $141,200.00 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.

Lead Software Engineer

Woburn, MA • On-site

$157K - $224K/yr

Full-time

Re-posted 2 days ago


Job description

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact on our national security. Our team innovates communications technology across all networking layers, from the physical to the application layer. We value diverse skills, experiences, and perspectives, which are vital to delivering innovative solutions to our customers. If you have a strong track record of delivering impactful software solutions and meet the qualifications below, we encourage you to apply! 

Job Overview: 

A successful candidate will possess several years of practical experience in software engineering, integration and testing, and networking concepts and protocols. They will demonstrate a proven ability to take ownership of technical challenges and deliver results in collaborative, fast-paced environments. The ideal candidate will bring a deep understanding of computer science concepts, sound software engineering principles, and hands-on experience working on Linux systems. Experienced engineers at STR are expected to work independently while contributing meaningfully to team efforts and mentoring less experienced team members. 

This is an exciting opportunity to work in a high-profile, fast paced yet structured development environment alongside a diverse and talented team. In this role, you will take a leadership role in designing, implementing, and testing software that enhances advanced real-time data communications and networking solutions using open systems principles. We aim for the highest standards of quality, maintainability, and reuse in our tools and techniques.  Therefore, candidates should have a demonstrated ability to produce well-designed, scalable solutions and to establish and follow reliable testing methodologies. 

What you will do: 

  • Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
  • Take ownership of significant features or components of projects and deliver them with minimal supervision
  • Lead technical discussions, guide architectural decisions, and mentor junior engineers   
  • Develop and test novel software solutions spanning research, development, and deployed production systems   
  • Analyze and improve existing designs and processes to optimize performance 
  • Deliver high-quality software in a rapid-paced, research-focused team environment 
  • Develop operational prototypes for experimentation and performance analysis   
  • Create customer-facing operational systems, ensuring they meet high reliability and usability standards   

Who you are: 

  • This position requires the ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is required by the U.S. Government   
  • 7+ years of experience in relevant software engineering roles   
  • Proficient in Python, C, C++, or similar interpreted or low-level programming languages   
  • Experienced with designing and implementing open architectures and rapid prototyping methodologies   
  • Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles   
  • Significant hands-on experience developing software with GNU/Linux toolchains using open-source software   
  • Deep understanding of networking principles, including the 5-layer OSI networking stack   
  • Strong team player with excellent communication skills, both verbal and written   
  • Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 7 years of relevant experience or equivalent expertise gained through prior roles  

Nice to Have: 

  • Active Top Secret (TS) Security Clearance   
  • Advanced experience in Python, MATLAB, and/or other high-level programming languages  
  • Proven ability to build, deploy, and maintain production-ready software systems  
  • Experience writing software in a multi-party, large-scale codebase 
  • Demonstrated success managing technical challenges in experimental/laboratory environments, including performing quantitative analysis   
  • Familiarity with multi-threaded or multi-core real-time operating concepts   
  • Knowledge of high-level software architecture design and scalability principles   
  • Demonstrated leadership abilities, including mentoring junior staff and contributing to team efficiency 

Pay Information
Full-Time Salary Range: $157,000 - $224,000

The salary range listed is based on external market data. Final offers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.

STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.

STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.

STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.


STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.

If you need a reasonable accommodation for any portion of the employment process, email us at appassist@str.us and provide your contact info.

Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.