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Software Developer Co Op Jobs in Washington (NOW HIRING)

Software Developer

Linthicum, MD · On-site

$104K - $166K/yr

Responsibilities Peraton is seeking a Software Developer in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high ...

Our multidisciplinary teams of engineers and scientists work in a collaborative environment that ... The CI Analyst co-op will provide assistance to the OTM including, but not limited to, conducting ...

Our multidisciplinary teams of engineers and scientists work in a collaborative environment that ... Duties/Responsibilities Co-op will rotate working between multiple groups within Department to ...

Our multidisciplinary teams of engineers and scientists work in a collaborative environment that ... Duties/Responsibilities • Co-op will rotate working between multiple groups within Department to ...

Senior Software Developer

Washington, DC · On-site

$61.75 - $81.50/hr

Software Developer Senior DCSA | Security clearance required Our Company N2IA Technologies is a ... Oversee or co-create modern front-end interfaces (React, Angular, Vue.js) and robust back-end APIs ...

New

Showing results 41-60

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 Aug 16, 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 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 job categories do people searching Software Developer Co Op jobs in Washington look for?

The top searched job categories for Software Developer Co Op 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:

Infographic showing various Software Developer Co Op job openings in Washington as of August 2026, with employment types broken down into 1% Internship, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $126,675 per year, or $60.9 per hour.

Software Developer

Peraton

Linthicum, MD • On-site

$104K - $166K/yr

Full-time

Re-posted 5 days ago


Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

51st of 224 rated it services


Job description

Responsibilities

Peraton is seeking a Software Developer in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. This position offers a unique opportunity to work at the forefront of cyber investigations, digital forensics, cyber threat analysis, and mission support in a dynamic and collaborative environment. The successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges. Individuals who are passionate about cybersecurity, committed to excellence, and eager to make a meaningful impact are encouraged to apply.

Uses education and experience to design develop, code, test, and debug software utilizing C#, ASP.Net, AngularJS, and/or Angular framework. Implements interfaces with Apache HTTPD server, postGres and Microsoft databases. Supports moving existing applications to Azure cloud.

Works with product owner, project manager, and software engineers to interpret requirements, design solutions, and implement code to meet system performance goals. Writes, tests, and documents error-proof code. Supports continuous integration and continuous development pipeline.

Complies with government directives, standards, guidelines, and criteria concerning software safety and systems safety. Confirms design mitigations are captured in the design and its documentation and verifies implementation.

Specific focus: Web based application and cyber tool software development.

Collaborate with Software Engineering, DevOps and QA teams through the development cycle.

Work with cross-functional team to identify user needs and specify solutions in the problem domain.

Support architecture and design process.

Code new features: integrate APIs, configure software packages; conduct unit testing and prepare for production; O&M support for running applications (improve and patch).

Assist in developing deployment plan including software deployment checklists and quality controls.

Apply DevSecOps best practices to promote software into the CI/CD pipeline for continuous ATO.

Implement, test, and operate advanced software security techniques in compliance with technical reference architecture.

Perform on-going security testing and code review to improve software security.

Troubleshoot and debug issues that arise.

Maintain technical documentation.

Develop a familiarity with new cyber software, tools, and best practices.

Possess coding proficiency using:

.NET Core, .NET 6+, and ASP.NET Core.

C# or Java; Python or PHP

Experience architecting, implementing, and deploying cloud native solutions.

Familiarity with containerized development (Docker, Kubernetes)

Use Gitlab CI/CD for automated testing and cloud deployments via Helm.

Experience developing front end web applications.

Experience with backend/API development

SQL/NoSQL database modeling and administration

Qualifications
  • Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD. A degree in one of the following fields is highly desired: Software Engineering, Computer Science, Information Technology, Information Systems, Data Science, or Cybersecurity. However, an additional four years of experience may be considered in lieu of a Bachelors degree.
  • Required active certification: Security+ or CASP+ or Kubernetes CKA or AWS Developer Associate.
  • Requires direct hands-on experience developing, designing, and implementing software applications for a customer.
  • Hands-on experience with .NET Core, .NET 6+, and ASP.NET Core.
  • Direct hands-on experience with development management tools Jira/Confluence/GitLab and testing tools.
  • Must have an active SECRET clearance.
Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.

Target Salary Range$104,000 - $166,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Employment Type: FULL_TIME

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017