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Software Engineer Contractor Jobs in Washington, DC

LufCo

Software Engineer

Annapolis Junction, MD · On-site

$150K - $240K/yr

Software Engineer Location: Annapolis Junction, MD Reports To: Program Manager / Task Lead Job Type ... We are more than just a contractor; we are a community of innovators who value flexibility and ...

System One

Software Packaging Engineer

Merrifield, VA · On-site

$60/hr

We are seeking an experienced Software Packaging Engineer contractor to support our client's EUC Software Delivery Enhancements Project, a strategic initiative focused on modernizing software ...

2HB Incorporated

Software Engineer

Annapolis, MD · On-site

... Software Engineer in order to support its government customer in Annapolis Junction, MD. 2HB is ... in contractor facility in Annapolis Junction • Both low and high side access • Potential ...

Saic

Flight Software Engineer

Chantilly, VA · On-site

$125 - $150/hr

The Satellite Systems Software Engineer will partner with multi-Agency and multi-Contractor team of system engineers and subject matter experts to effectively plan, organize, and execute all ...

Intezra, Inc.

Software Engineer II

Columbia, MD · On-site

$160K - $190K/yr

Software Engineer -- Distributed Web Applications Cloud Columbia, MD | Full Time | TS/SCI with ... About Us Intezra Inc. is a small business prime contractor for all realms of cyber and AI/ML ...

Vibrint

Software Engineer

Hanover, MD · On-site

$115K - $251K/yr

We're hiring Software Engineers ranging from entry-level through senior/principal-level ... These considerations include, but are not limited to, contracted rates, education, certification(s ...

System One

Software Packaging Engineer

Merrifield, VA · On-site

$60/hr

We are seeking an experienced Software Packaging Engineer contractor to support our client's EUC Software Delivery Enhancements Project, a strategic initiative focused on modernizing software ...

Vibrint

Software Engineer

Hanover, MD

We're hiring Software Engineers ranging from entry-level through senior/principal-level ... These considerations include, but are not limited to, contracted rates, education, certification(s ...

System One

Software Packaging Engineer

Merrifield, VA · On-site

$60/hr

We are seeking an experienced Software Packaging Engineer contractor to support our client's EUC Software Delivery Enhancements Project, a strategic initiative focused on modernizing software ...

Gromelski & Associates

Paas Software Engineer

Manassas, VA · On-site

$90K - $150K/yr

Paas Software Engineer Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas include Engineering Design and Documentation; Software ...

System One

Software Packaging Engineer

Merrifield, VA · On-site

$60/hr

We are seeking an experienced Software Packaging Engineer contractor to support our client's EUC Software Delivery Enhancements Project, a strategic initiative focused on modernizing software ...

OASYS, INC.

Cloud Software Engineer

Chantilly, VA · On-site

$160K - $200K/yr

Cloud Software EngineerOASYS, INC., a Leading-Edge Government contractor, is seeking applicants for a Cloud Software Engineer to support our customer in Chantilly, VA.We work with the SDA, end users ...

ICI Services

Software Engineer IV

Washington, DC

We anticipate future opportunities for a Software Engineer IV who wants to grow with the Company ... Professional Engineering License EOE/M/F/ Disability/Vet VEVRAA Federal Contractor #CJ Employment ...

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Showing results 41-60

All JobsSoftware Engineer Contractor JobsSoftware Engineer Contractor Jobs in Washington, DC

Software Engineer Contractor information

See Washington, DC salary details

$71.9K

$167.1K

$232.8K

How much do software engineer contractor jobs pay per year?

As of Sep 8, 2026, the average yearly pay for software engineer contractor in Washington, DC is $167,139.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,000.00 and $196,000.00 per year, depending on experience, location, and employer.

What is a software engineer contractor?

Software Engineer Contractors are professionals hired on a temporary or project basis to design, develop, and maintain software applications. Unlike full-time employees, they typically work for a predetermined period or on specific projects for a company. Contractors may work independently or through contracting agencies and often have flexibility regarding work hours and location. Their expertise is sought after for specialized tasks, scaling development teams, or covering skill gaps within organizations.

What are the key skills and qualifications needed to thrive as a software engineer contractor?

To thrive as a Software Engineer Contractor, you need advanced programming skills, problem-solving abilities, and a solid understanding of software development lifecycles, often backed by a relevant degree or equivalent experience. Familiarity with source control systems (like Git), cloud platforms, and project management tools, as well as proficiency in key programming languages, is typically required. Strong communication, adaptability, and self-motivation are essential soft skills for collaborating with diverse teams and managing project-based workloads. These skills ensure high-quality deliverables, effective client communication, and successful navigation of varied contract environments.

How does the work structure and team integration typically differ for software engineer contractors compared to full-time employees?

As a Software Engineer Contractor, you will often work on specific projects or deliverables within a defined contract period, which may mean less involvement in long-term planning or company-wide initiatives. Contractors are usually integrated into existing development teams, collaborating closely with full-time engineers, project managers, and QA staff, but may have less access to certain internal resources or benefits. While you can expect to contribute to daily stand-ups, code reviews, and agile sprints, the onboarding process and access to proprietary tools or systems may be streamlined for contractors. This role offers valuable exposure to diverse tech stacks and industries, and successful contracts can lead to extended engagements or full-time offers.

What is the difference between Software Engineer Contractor vs Software Engineer Full-Time Employee?

AspectSoftware Engineer ContractorSoftware Engineer Full-Time Employee
CredentialsTypically requires a relevant degree and technical skills; certifications optionalSame as contractor; often prefers ongoing professional development
Work EnvironmentProject-based, flexible hours, often remote or on-siteSteady, long-term employment, usually on-site or hybrid
Employer & Industry UsageCommon in tech, startups, consulting firmsStandard in large corporations, tech companies, and enterprises
Search & Comparison IntentLooking for short-term or project-based rolesSeeking stable, long-term employment

In summary, Software Engineer Contractors typically work on short-term projects with flexible schedules, while full-time employees enjoy ongoing employment and benefits. Both roles require similar skills and credentials but differ mainly in work arrangement and job stability.

What are popular job titles related to Software Engineer Contractor jobs in Washington, DC?

For Software Engineer Contractor jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Software Engineer Contractor jobs in Washington, DC look for?

The top searched job categories for Software Engineer Contractor jobs in Washington, DC are:

Software Engineer Contractor jobs near you
Infographic showing various Software Engineer Contractor job openings in Washington, DC as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 83% Full Time, 11% Part Time, 1% Temporary, and 3% Contract. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution, with an average salary of $167,139 per year, or $80.4 per hour.

Software Engineer

LufCo

Annapolis Junction, MD • On-site

$150K - $240K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 25 days ago

Job description

Overview

Position Title: Software Engineer

Location: Annapolis Junction, MD 

Reports To: Program Manager / Task Lead

Job Type: Full-time

Clearance Requirement: Active TS/SCI with Polygraph

Summary:

Drive automation and modernization to truly impact mission success.  LufCo is a certified Woman Owned Small Business, pushing efforts to strengthen encryption with an impactful blend of work quality and mission dictated urgency.
How can you set yourself up for success? Dig in with your teams to effectively analyze user requirements, understand concept of operations documents, and plan, develop, build software accordingly, and push secure access solutions forward to support the customer. If you enjoy a flexible schedule, engaging with your teammates, and have strong communication skills to effectively communicate with those that work with you and those you serve, this may be the opportunity for you!

Key Responsibilities:

  • Drive next generation PKI architecture forward utilizing commercial and government best practices for ensuring secure key solutions.
  • Plan, implement, and evolve PKI solution sets for evaluation and analysis as part of existing modernization efforts.
  • Work with the Development, Engineering, Architecture, and Testing teams to define the set of tools and processes for the continuous delivery pipeline.
  • Demonstrate a high level of familiarity with software patterns and modern design methodology.
  • Software development on Linux based platforms.
  • Software planning to include development planning, build planning, and sprint planning.
  • Develop software to meet cybersecurity related software requirements and constraints.
  • Advocate for automation in all aspects of the system (build, deployment, test, updating, and monitoring).

Qualifications

Education:

  • B.S. degree in Software Engineering, Computer Science, Information Systems, or other related field is required.
  • 4 additional years may be substituted for a bachelor's degree.

Experience:

  • SWE1: 7+ years experience as a Software Engineer in programs and contracts of similar scope.
  • SWE2: 14+ years experience as a Software Engineer in programs and contracts of similar scope.
  • SWE3: 20+ years experience as a Software Engineer in programs and contracts of similar scope.

Skills:

  • Languages: C, C++, Go, Docker, Rust - architecture review. Cryptologic hardware and HSM. Python and Java (for both front-end (Swing) and back-end (servlets), Javascript (vanilla/JQuery),Shell Scripting (BASH), PL/SQL (Oracle)
  • Frameworks: React and Spring/Spring Boot
  • OS: Linux and Windows
  • COTs: AEM (Adobe)
  • Servers: JBoss 7.x and Tomcat

Physical Requirements:

  • Ability to travel as required.
  • Standard office environment with occasional requirements to visit client sites, labs, or field environments.

Why Join Us?

  • The LufCo Difference: Join a company that prioritizes employee experience. We are more than just a contractor; we are a community of innovators who value flexibility and authentic connection.
  • Impactful Work: Contribute to critical national security initiatives. Your analysis directly protects the nation and supports those on the front lines.
  • Cutting-Edge Stack: Work with the latest advancements in AI/ML, cloud-scale analytics, and modern data visualization tools.
  • Growth-Centric Culture: We invest in you. Enjoy opportunities for professional development, advanced training, and a clear path for career advancement.
  • Comprehensive Benefits: We offer competitive salaries, a generous PTO policy, 401K matching, and premium health/dental/vision coverage.

    Compensation and Benefits:

    • Competitive Pay: Salaries depend on labor category, years of experience, education, skills relevant to the position, and type of contract.
    • Benefits: Including Paid Time Off; 401K Contribution and Employer Match Contributions; and Medical, Dental, and Vision Coverage.
    • For the full list of LufCo Benefits, visit our website: https://www.lufburrow.com/careers 

    Position availability can vary due to dynamic, evolving contract needs. This job posting being active does not guarantee an immediately available position matching its description. This job description is intended to provide a general overview of the responsibilities and qualifications for this position. It is not an exhaustive list and may be subject to change based on the needs of the company.

    LufCo provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. 

    LufCo Employees: This position qualifies for up to a Purple Award level referral bonus.  For more information, visit the Employee Portal.