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Software Developer Co Op Jobs in Washington (NOW HIRING)

Co-op / Internship Engineers

Washington, DC ยท On-site

$17.75 - $23.25/hr

We are hiring Co-op Engineers to work with our project teams on our active construction jobsites! * Co-op Term Timelines: Fall 2026 (August through December), Spring 2027 (January through May). Some ...

Co-op / Internship Engineers

Washington, DC ยท On-site

$17.75 - $23.25/hr

We are hiring Co-op Engineers to work with our project teams on our active construction jobsites! * Co-op Term Timelines: Fall 2026 (August through December), Spring 2027 (January through May). Some ...

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Software Developer Co Op information

See Washington salary details

$54.4K

$126.7K

$188K

How much do software developer co op jobs pay per year?

As of Jun 25, 2026, the average yearly pay for software developer co op in Washington is $126,675.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,900.00 and $147,200.00 per year, depending on experience, location, and employer.

What types of projects and technologies can a Software Developer Co-Op expect to work on during their placement?

As a Software Developer Co-Op, you can expect to work on a mix of real-world projects that may include developing new features, fixing bugs, or assisting with code reviews under the guidance of experienced engineers. The technologies you'll use often align with the company's stack, such as Java, Python, JavaScript, or frameworks like React, but you may also get exposure to tools for version control, testing, and continuous integration. The work environment is typically collaborative, with regular team meetings, code reviews, and mentorship opportunities to help you learn and grow. This hands-on experience not only builds your technical skills, but also strengthens your ability to work in a professional software development team.

What is a Software Developer Co-Op?

A Software Developer Co-Op is a student or recent graduate participating in a cooperative education program, typically working for a company as part of their academic curriculum. The co-op combines classroom learning with practical, hands-on experience in software development, allowing students to apply theoretical knowledge to real-world projects. These positions usually last several months and help students gain valuable industry experience, improve technical skills, and build professional networks. Co-ops often work under the supervision of experienced developers and may contribute to coding, testing, debugging, and documentation tasks.

What are the key skills and qualifications needed to thrive as a Software Developer Co Op, and why are they important?

To thrive as a Software Developer Co Op, you need a solid understanding of programming fundamentals, problem-solving abilities, and coursework or experience in computer science or a related field. Familiarity with languages like Java, Python, or C++, version control systems such as Git, and exposure to IDEs or collaborative coding platforms are typically required. Strong communication, teamwork, and eagerness to learn help you stand out in this role. These skills and qualities are crucial for quickly adapting to real-world software projects, effectively collaborating with teams, and contributing meaningful work during your co-op term.

What is the difference between Software Developer Co Op vs Software Engineer Intern?

AspectSoftware Developer Co OpSoftware Engineer Intern
CredentialsTypically enrolled in a computer science or related degree programUsually students in a similar field, often at the undergraduate level
Work EnvironmentPart-time or full-time during academic terms, often in corporate or tech company settingsTemporary position, often during summer, in tech companies or startups
Employer & Industry UsageCommon in tech, software, and IT industries; used by companies to develop talent pipelineCommon in tech and software industries; used for skill development and recruitment

Both roles are internship positions aimed at students gaining practical experience. The main difference lies in terminology and sometimes duration or scope, but both serve as entry points into software development careers.

What are the most commonly searched types of Software Developer jobs in Washington? The most popular types of Software Developer jobs in Washington are:
What cities in Washington are hiring for Software Developer Co Op jobs? Cities in Washington with the most Software Developer Co Op job openings:
Fall Project Engineer Co-Op

Fall Project Engineer Co-Op

American Contracting & Environmental Services Incorporated

Washington, DC โ€ข On-site

Full-time

Posted 23 days ago


Job description

About Company:

American Contracting & Environmental Services (ACE) is a general contractor specializing in self-perform construction of water and wastewater treatment facility construction. They are a premier builder of these projects in the Mid-Atlantic and have recently opened offices in Richmond and Chesapeake, VA and Buffalo, NY. They find success through focusing on continuous improvement and investing in the professional development of their employees. ACE has steadily grown over the past 21 years and they are consistently ranked a Top 200 Environmental Contractor by Engineering & News Record (ENR). Through continually enhancing their work processes, they produce the highest quality finished product for their clients. These efforts result in a challenging and rewarding environment as ACE's daily work preserves and improves our worldโ€˜s most precious resource โ€“ water!

About the Role:

The Project Engineer Co-Op offers a unique opportunity to gain hands-on experience in managing and supporting engineering projects from inception through completion. This fall co-op runs from August through January, providing students with an extended opportunity to immerse themselves in the construction and engineering industry while gaining real-world project experience. Co-op students will collaborate closely with experienced engineers and project managers to help ensure projects meet technical specifications, timelines, and budgetary constraints. This role is designed to develop your understanding of project lifecycle management, including planning, coordination, and problem-solving within a dynamic engineering environment. You will contribute to the preparation of technical documentation, assist in the analysis of project data, and support communication between cross-functional teams. Ultimately, this co-op aims to equip you with practical skills and insights that will serve as a strong foundation for a career in engineering project management.

Minimum Qualifications:

  • Currently enrolled in a Bachelorโ€™s degree program in Engineering, Construction Management, or a related field.
  • Strong foundational knowledge of engineering principles and project management concepts.
  • Proficiency in Microsoft Office Suite, particularly Excel and PowerPoint.
  • Excellent verbal and written communication skills.
  • Ability to work collaboratively in a team-oriented environment.

Preferred Qualifications:

  • Experience with project management software such as Microsoft Project or Primavera.
  • Familiarity with CAD software or other engineering design tools.
  • Previous internship or project experience in an engineering or construction setting.
  • Basic understanding of budgeting and cost control in projects.
  • Strong analytical and problem-solving abilities.

Responsibilities:

  • Assist in the development and review of project plans, schedules, and budgets to support engineering initiatives.
  • Collaborate with engineering teams to gather and analyze technical data, ensuring project requirements are met.
  • Support the preparation of technical reports, presentations, and documentation for internal and external stakeholders.
  • Monitor project progress and help identify potential risks or issues, proposing solutions to maintain project timelines.
  • Participate in meetings with project teams and clients to facilitate effective communication and coordination.

Skills:

The required skills such as proficiency in Microsoft Office and strong communication abilities are essential for preparing project documentation, analyzing data, and facilitating clear communication among team members. Preferred skills like familiarity with project management software and CAD tools enhance your capability to contribute more effectively to technical planning and design tasks. Analytical and problem-solving skills are applied daily to identify project challenges and develop practical solutions that keep projects on track. Collaboration skills enable you to work seamlessly with diverse teams, ensuring alignment and efficient progress. Overall, these skills collectively support your growth as a competent project engineer capable of managing complex engineering projects.