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Full Time Software Developer Jobs in Washington (NOW HIRING)

Fort Belvoir, VA (telework eligible; system- and project-specific) Employment Type: Full-time Clearance: Active DoD Secret clearance required Inventium.io is searching for a C# Software Developer to ...

Fort Belvoir, VA (telework eligible; system- and project-specific) Employment Type: Full-time Clearance: Active DoD Secret clearance required Inventium.io is searching for a C# Software Developer to ...

Fort Belvoir, VA (telework eligible; system- and project-specific) Employment Type: Full-time Clearance: Active DoD Secret clearance required Inventium.io is searching for a C# Software Developer to ...

Software Developer Job Category ... Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ...

Software Developer Job Category ... Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ...

CNO Software Developer

Columbia, MD ยท On-site

$145K - $150K/yr

Active TS/SCI with CI Polygraph Employment Type: Full-Time About ENDICTUS ENDICTUS delivers advanced cyber, software engineering, and mission-focused technology solutions that support the U.S.

CNO Software Developer

Columbia, MD ยท On-site

$145K - $150K/yr

Active TS/SCI with CI Polygraph Employment Type: Full-Time About ENDICTUS ENDICTUS delivers advanced cyber, software engineering, and mission-focused technology solutions that support the U.S.

C++ Software Developer

Manassas, VA ยท On-site

$100K - $140K/yr

C++ Software Developer Gromelski and Associates, Inc. (GAI) partners with prime contractors to ... May require minimal travel Job: Full-Time Employee, 40 hours/week Benefits: We offer a competitive ...

Senior Software Developer

Bethesda, MD ยท On-site

$130K - $180K/yr

Job Title Senior Software Developer Location Bethesda, MD 20800 US (Primary) Category Research, Development, and Engineering Job Type Full-Time Career Level Staff Education Master's Degree Travel ...

Showing results 41-60

Full Time Software Developer information

See Washington salary details

$54.4K

$126.7K

$188K

How much do full time software developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for full time software developer 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 does a full time software developer do?

A full time software developer designs, codes, tests, and maintains software applications or systems for an organization. They work closely with other developers, project managers, and stakeholders to understand requirements and deliver solutions that meet business needs. Their responsibilities may include writing new code, debugging existing programs, collaborating in code reviews, and keeping up with emerging technologies to ensure their software stays current and secure. Full time developers typically work standard business hours and are integral to the ongoing technical success of their company.

What are the key skills and qualifications needed to thrive as a full time software developer?

To thrive as a Full Time Software Developer, you need proficiency in programming languages (such as Java, Python, or C#), problem-solving abilities, and often a degree in computer science or a related field. Familiarity with software development tools like Git, integrated development environments (IDEs), and experience with frameworks or cloud platforms is typically required. Strong communication, teamwork, and adaptability make a developer stand out in collaborative and dynamic environments. These skills and qualities are crucial for building reliable software, efficiently managing projects, and adapting to evolving technologies.

What are some common challenges faced by full time software developers when working on large-scale projects?

Full-time software developers working on large-scale projects often encounter challenges such as maintaining code quality amid rapid development, ensuring effective communication across cross-functional teams, and managing dependencies between different components or services. Adapting to evolving requirements and integrating new technologies can also be demanding. To overcome these obstacles, developers typically rely on agile methodologies, thorough documentation, and regular code reviews to keep the project on track and foster collaboration.

What is the difference between Full Time Software Developer vs Part Time Software Developer?

AspectFull Time Software DeveloperPart Time Software Developer
Work HoursTypically 35-40 hours per weekFewer hours, usually less than 30 hours per week
Employment StatusFull-time employment with benefitsPart-time employment, often without full benefits
Project ScopeInvolved in comprehensive projects, long-term developmentMay handle smaller tasks or support roles
Salary & CompensationSteady salary with benefitsHourly pay or reduced salary, fewer benefits

Full Time Software Developers work standard hours, often with benefits, focusing on long-term projects. Part Time Software Developers work fewer hours, typically with less or no benefits, and may focus on specific tasks or support roles. The choice depends on your availability and career goals.

Are full time software developers still in high demand?

Full-time software developers continue to be in high demand due to ongoing digital transformation across industries. Skills in programming languages, cloud computing, and cybersecurity increase employability, with many companies seeking developers for long-term projects and maintenance roles.

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 Full Time Software Developer jobs?

Cities in Washington with the most Full Time Software Developer job openings:

Infographic showing various Full Time Software Developer job openings in Washington as of August 2026, with employment types broken down into 86% Full Time, 9% Part Time, and 5% Contract. Highlights an 85% Physical, 3% Hybrid, and 12% Remote job distribution, with an average salary of $126,675 per year, or $60.9 per hour.

C# Software Developer

inventium.io LLC

Springfield, VA โ€ข On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 7 days ago


Job description

Software Developer (C#)

Location: Fort Belvoir, VA (telework eligible; system- and project-specific)

Employment Type: Full-time

Clearance: Active DoD Secret clearance required 


Inventium.io is searching for a C# Software Developer to join our team at Fort Belvoir, VA. Our Software Developers use agile software development methodology to develop and maintain enterprise applications, utilizing an Oracle backend with PL/SQL-based database programming and user interface programming in C#.

How You Will Make a Difference

  • Provide software development programming, design, integration, documentation, configuration management, testing, release, and user support for all program software and system engineering.
  • Develop and maintain applications in accordance with current CMMI for Development Level 3 standards.
  • Develop software tools to support testing, analysis, and data management.
  • Provide software maintenance to ensure continued operational capability of the test systems software.
  • Ensure software development plans include standards, configuration management, quality assurance, and lifecycle processes.
  • Develop lifecycle artifacts to support Independent Verification and Validation (IV&V) of the software by any designated outside organization.
  • Provide sustainment for currently fielded software and accomplish software redesign as required.
  • Attend and participate in system requirements, design, and milestone reviews 
  • Ensure user sites are continuously operational and that fielded maintenance upgrades fully meet user needs.
  • Ensure currently fielded legacy systems remain fully operational while changes are being made to the software, and that legacy and updated sites operate as software updates are fielded.
  • Ensure system maintenance and redesign are accomplished with minimal disruption at user locations.
  • Explore and document potential additional hardware and software test enhancements in anticipation of upgrades to the next release.
  • Perform and provide guidance on all phases of the software development lifecycle.
  • Provide guidance to less-experienced software developers in creating models and diagrams that show programmers the software code needed for an application.
  • Perform and provide guidance on software updates, refinement, testing, and debugging to meet business needs.
  • Provide relevant analysis for reports on software project specifications, activities, and status.
  • Thoroughly document software and system processes for future maintenance and updates.
  • Develop new features using WPF with the PRISM framework.
  • Work directly with customers to gather requirements and design windows and views based on concept designs.

Qualifications

Required:

  • BS degree and 5+ years of relevant experience; additional years of experience, certifications, and training may be considered in lieu of a degree.
  • Active DoD Secret security clearance.
  • Experience with C#, Oracle/SQL, and Git source control.
  • Experience with Oracle databases, PL/SQL, and SQL for application data interaction.
  • Experience with WPF and the PRISM framework.
  • Experience with Azure DevOps and the Git Flow branching model.
  • Experience using Fortify, SonarLint, or other static code analysis scanners.
  • Experience applying secure defensive coding practices in C# application development.

Preferred:

  • Experience with Agile methodologies.

About Inventium.io

Inventium.io LLC is a technical consulting and software development services company dedicated to protecting and advancing our national defense and scientific capabilities. Based in the Washington, DC area, we rely on innovation to continually advance our employees' skills and provide digital transformation solutions to our customers.

With a proven record of successfully delivering quality services and solutions to multiple federal agencies, our technical competencies include Emerging Technology Solutions, DevSecOps, Cloud Migration, Machine Learning, System Modernization, and Technology Management.

Benefits and Perks

  • Employer-paid health benefits (medical, dental, and vision)
  • Retirement plan
  • Paid time off and federal holidays
  • Training and development
  • Awards and recognition
  • Employee referral program

Inventium.io LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.