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Software Developer Contractor Jobs in Washington

BAE Systems

Software Developer, Expert

Herndon, VA · On-site

$149K - $254K/yr

BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S ... We are seeking a versatile Senior Software Developer with expertise in secure software engineering.

Amentum

Sr. Software Developer

Chantilly, VA · On-site

$55.75 - $73.75/hr

... federal contractor and trusted partner to the US Government. Minimum Requirements (Knowledge ... software development experience. * Hands-on experience with secure systems engineering, systems ...

Cortek Inc

Senior Software Developer

Falls Church, VA · On-site

$58.25 - $77/hr

Senior Software Developer Location: BUMED HQ (DHHQ Facility), 7700 Arlington Blvd, Falls Church, VA ... As a Federal Contractor, we are required to use E-Verify to validate employees' ability to work ...

Cortek Inc

Senior Software Developer

Falls Church, VA · On-site

$58.25 - $77/hr

Senior Software Developer Location: BUMED HQ (DHHQ Facility), 7700 Arlington Blvd, Falls Church, VA ... As a Federal Contractor, we are required to use E-Verify to validate employees' ability to work ...

Pae

Sr. Software Developer

Chantilly, VA · On-site

$55.75 - $73.75/hr

... federal contractor and trusted partner to the US Government. Minimum Requirements (Knowledge ... software development experience. * Hands-on experience with secure systems engineering, systems ...

Cortek Inc

Senior Software Developer

Falls Church, VA · On-site

$58.25 - $76.75/hr

Senior Software Developer Location: BUMED HQ (DHHQ Facility), 7700 Arlington Blvd, Falls Church, VA ... As a Federal Contractor, we are required to use E-Verify to validate employees' ability to work ...

Amentum

Software Developer - Junior (Team 01)

Washington, DC · On-site

$75K - $98K/yr

The Software Developer is a part of a team that will lead large-scale data analysis projects to ... contractor and trusted partner to the US Government. Other Responsibilities: Safety - Amentum ...

Pae

Software Developer - Junior (Team 01)

Washington, DC · On-site

$75K - $98K/yr

The Software Developer is a part of a team that will lead large-scale data analysis projects to ... contractor and trusted partner to the US Government. Other Responsibilities: Safety - Amentum ...

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All JobsSoftware Developer Contractor JobsSoftware Developer Contractor Jobs in Washington

Software Developer Contractor information

See Washington salary details

$54.4K

$126.7K

$188K

How much do software developer contractor jobs pay per year?

As of Jun 18, 2026, the average yearly pay for software developer contractor 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 are Software Developer Contractors?

Software Developer Contractors are professionals hired on a temporary or project basis to design, develop, and maintain software applications for clients or companies. Unlike full-time employees, contractors typically work under a contract for a specific period or for the duration of a project. They may work independently, through agencies, or as part of a consulting firm, and often have specialized skills to meet specific project needs. This arrangement offers flexibility for both the developer and the employer, allowing organizations to scale their technical resources as needed.

What is the difference between Software Developer Contractor vs Software Developer Employee?

AspectSoftware Developer ContractorSoftware Developer Employee
CredentialsTypically requires a relevant degree and technical skills; certifications optionalSame as contractor, often with additional company-specific training
Work EnvironmentContract-based, often remote or on-site for short-term projectsFull-time, usually on-site or hybrid
Employer & Industry UsageCommon in tech firms, startups, consulting agenciesStandard in large corporations, tech companies, and organizations

Software Developer Contractors work on short-term projects, often remotely, with flexible arrangements, while Software Developer Employees are full-time staff with ongoing responsibilities and benefits. Both roles require similar skills and credentials but differ mainly in employment status and work setup.

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

To excel as a Software Developer Contractor, you need strong programming abilities, problem-solving skills, and a solid understanding of software development methodologies, often backed by a relevant degree or equivalent experience. Familiarity with version control systems (like Git), cloud platforms, and proficiency in languages such as Python, Java, or JavaScript are commonly required, along with certifications like AWS Certified Developer or Microsoft Certified: Azure Developer. Excellent communication, time management, and adaptability set top contractors apart, enabling them to quickly integrate with diverse teams and projects. These skills are essential for delivering high-quality, timely solutions in dynamic and varied client environments.

What are some common challenges software developer contractors face when integrating with existing teams?

Software developer contractors often join projects mid-stream and must quickly adapt to unfamiliar codebases, workflows, and team dynamics. A common challenge is building rapport with full-time staff and understanding company-specific coding standards or tools. Contractors are expected to be proactive in communicating, asking questions, and clarifying requirements to ensure smooth collaboration. Being flexible and open to feedback helps contractors deliver quality work while navigating these initial hurdles.
What cities in Washington are hiring for Software Developer Contractor jobs? Cities in Washington with the most Software Developer Contractor job openings:
Software Developer Contractor jobs near you
Senior Software Developer, TS/SCI FS Poly

Senior Software Developer, TS/SCI FS Poly

The Metamorphosis Group, Inc.

Mclean, VA • Remote

$55.25 - $73/hr

Other

Posted 14 days ago

Job description

Senior Software Developer

Tysons, Virginia Government/Military

Full-time, W2 only
U.S. Citizens only
U.S. Veterans preferred
On premise at Government facility
Requires TS/SCI, Full Scope Poly (must have already and be current, no exceptions)

Immediate hire

Description:
INTRODUCTION: The Sponsor applies technical resources to accelerate the timely, reliable, and secure delivery of open source data, information, and insights. The Sponsor requires application development support to maintain and enhance an existing social media data exploitation platform. The Contractor will work within an existing team environment. Work will include developing enhancements to an existing service-based web application. WORK REQUIREMENTS: Software Engineering; HRR; No The Contractor shall work closely with the Sponsor's product owner and program manager to deliver user stories necessary to realize product vision. The Contractor shall coordinate with multiple entities, including mission partners, to ensure tools meet defined requirements. The Contractor shall apply DevOps principles and philosophies to continuously deliver high value enhancements to software in a service-based architecture. The Contractor shall ensure all application security vulnerabilities are addressed as appropriate by severity to maintain security accreditation. The Contractor shall maintain all source code in Sponsor-wide, remote Git repository. The Contractor shall design, develop or maintain SQL-based databases.
Required Skills:
JavaScriptAngularAWS platform and development toolsContainerization (preferably Docker and/or Kubernetes)ElasticSearchDeveloping and integrating APIs
Desired Skills:
AI/MLAI modeling with LLMsEducational or practical experience in a STEM (Science, Technology, Engineering or Mathematics) field.

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