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Software Development Jobs in Washington (NOW HIRING)

Markon

Software Development Engineer

Washington, DC · On-site

$120K - $200K/yr

PLEX Solutions, A Part of Markon is looking for Software Development Engineers. This work maybe performed in Arlington, VA, (OR) Herndon, VA (OR) Jessup, MD depending on the location that works best ...

Markon

Software Development Engineer

Washington, DC · On-site

$120K - $200K/yr

Minimum of 7+ years of experience in software development and related engineering experience * Design and develop backend services and APIs in Rust for a cloud-based platform that manages fleet ...

Markon

Software Development Engineer

Washington, DC

$120K - $200K/yr

Minimum of 7+ years of experience in software development and related engineering experience * Design and develop backend services and APIs in Rust for a cloud-based platform that manages fleet ...

ManTech

Software Development Project Manager

Herndon, VA · On-site

$107K - $179K/yr

MANTECH seeks a motivated, career and customer-oriented Software Development Project Manager to join our team in Herndon VA . As a Project Manager on our team, you will lead a team of a high ...

Ruri Software Technologies LLC

SDET

Mclean, VA · On-site

$50.50 - $65.25/hr

Job Title: SDET Location: Onsite in McLean, VA Responsibilities • Design, develop, and maintain automation frameworks using Playwright, Selenium, Cucumber, Java, and TypeScript • Execute end-to ...

Amazon

Software Development Manager, IAM

Arlington, VA · On-site

$142K - $187K/yr

As a Software Development Manager, you'll lead a team of engineers tackling challenging technical problems, innovating for services across all of AWS, and raising our high bar on security for all of ...

Amazon

Software Development Manager, IAM

Arlington, VA · On-site

$142K - $187K/yr

As a Software Development Manager, you'll lead a team of engineers tackling challenging technical problems, innovating for services across all of AWS, and raising our high bar on security for all of ...

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Showing results 21-40

All JobsSoftware Development JobsSoftware Development Jobs in Washington

Software Development information

See Washington salary details

$90K

$160.9K

$202.2K

How much do software development jobs pay per year?

As of Aug 10, 2026, the average yearly pay for software development in Washington is $160,944.00, according to ZipRecruiter salary data. Most workers in this role earn between $139,900.00 and $184,600.00 per year, depending on experience, location, and employer.

What is software development?

Software development is the process of designing, creating, testing, and maintaining computer programs or applications. It involves a range of tasks including writing code, debugging, and collaborating with other team members to solve problems and deliver functional software solutions. Software development can encompass everything from mobile apps and websites to large-scale enterprise systems. Developers use various programming languages and tools depending on the project requirements.

What are some common challenges software developers face when working on collaborative projects, and how can these be addressed?

Software developers often encounter challenges such as coordinating code changes, managing merge conflicts, and ensuring consistent communication across the team during collaborative projects. To address these issues, teams typically use version control systems like Git, establish clear coding standards, and hold regular stand-up meetings to keep everyone aligned. Additionally, utilizing code review processes and project management tools helps maintain quality and transparency, making collaboration smoother and more efficient.

What is the difference between Software Development vs Software Engineering?

AspectSoftware DevelopmentSoftware Engineering
CredentialsTypically requires a degree in computer science or related field, coding certificationsSimilar credentials, often includes certifications in software engineering principles
Work EnvironmentDeveloping, coding, and testing software applicationsDesigning, analyzing, and managing software projects and systems
Industry UsageCommonly used in tech companies, startups, and software firmsUsed in larger organizations, focusing on system architecture and process
Search & Comparison IntentFocuses on coding and application creationEmphasizes system design and engineering principles

While both roles involve software creation, Software Development primarily focuses on coding and building applications, whereas Software Engineering encompasses designing, analyzing, and managing complex software systems with a broader engineering perspective.

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

To thrive as a Software Developer, you need strong programming skills (such as Python, Java, or C++), problem-solving abilities, and typically a degree in computer science or a related field. Familiarity with version control systems like Git, integrated development environments (IDEs), and sometimes certifications in cloud platforms or specific frameworks are often required. Collaboration, adaptability, and effective communication are essential soft skills for working in diverse development teams and navigating project requirements. These skills and qualities ensure efficient code development, seamless teamwork, and successful delivery of robust software solutions.
What are the most commonly searched types of Software Development jobs in Washington? The most popular types of Software Development jobs in Washington are:
What are popular job titles related to Software Development jobs in Washington? For Software Development jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Software Development jobs in Washington look for? The top searched job categories for Software Development jobs in Washington are:
What cities in Washington are hiring for Software Development jobs? Cities in Washington with the most Software Development job openings:
Software Development jobs near you
Infographic showing various Software Development job openings in Washington as of August 2026, with employment types broken down into 100% Full Time. Highlights an 76% In-person, and 24% Remote job distribution, with an average salary of $160,944 per year, or $77.4 per hour.

Software Development Engineer

Markon

Washington, DC • On-site

$120K - $200K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 16 days ago

Job description

PLEX Solutions, A Part of Markon is looking for Software Development Engineers.  This work maybe performed in Arlington, VA, (OR) Herndon, VA (OR) Jessup, MD depending on the location that works best for the candidate.


  • Active TS/SCI W/ Polygraph is required
  • Minimum of 7+ years of experience in software development and related engineering experience
  • Design and develop backend services and APIs in Rust for a cloud-based platform that manages fleet lifecycle operations including provisioning, configuration, monitoring, firmware updates, and policy enforcement across multiple high assurance devices.
  • Architect and implement authentication and authorization frameworks for secure device-to-cloud communication.
  • Demonstrate advanced networking expertise including TCP/IP protocols, routing, subnetting, VPN architectures, load balancing strategies, DNS management, and network security controls such as firewalls, security groups, and network segmentation for secure cloud and on-premises environments.
  • Build highly available, scalable service components for telemetry ingestion, health monitoring, configuration distribution, and alerting across a distributed device fleet.
  • Develop and maintain CI/CD pipelines for automated unit, integration, and end-to-end testing of cloud-to-device interactions.
  • Familiarity with AWS networking services, tools, infrastructure as code and CDK development
  • Experience designing, implementing, and maintaining AWS cloud architectures with a strong understanding of cloud-native design patterns, service integration, and operational best practices.
  • Experience with Rust application development
  • Experience with computer and memory optimized application development

USD $120,000.00 - USD $200,000.00 /Yr.
The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.

At Markon, we don't just offer jobs – we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.

Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.

Markon values people and the tremendous impact each individual can make – which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters – bringing out the best in each other to advance our clients’ missions.
Join us and make a meaningful impact.

Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.

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