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Internal Developer Tools Software Engineer Jobs in Fairfax, VA

Software Engineer/Developer

Reston, VA · On-site

$107K - $195K/yr

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Software Engineer/Developer

Burke, VA · On-site

$107K - $195K/yr

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Software Engineer/Developer

Chantilly, VA · On-site

$107K - $195K/yr

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Applies appropriate principles, standards, processes, procedures and tools throughout the software ... as well as internal equity, alignment with market data, applicable bargaining agreement (if any ...

Software Engineer

Rockville, MD · On-site

$85 - $120/hr

Overview M&J Engineering, P.C. is a quality provider of multi-discipline consulting services with ... tools * Support ELES website applications, requiring knowledge of HTML * Employ software ...

They are seeking a Software Developer to be part of a talented software team that works on mission ... tools. • Update job knowledge by researching new internet/intranet technologies and software ...

Software Engineer

Alexandria, VA · On-site

$120 - $180/hr

... alongside internal teams at North Point Technology. Required Skills/Experience * Proficiency in ... CI/CD pipelines (GitLab CI or Jenkins) * Agile collaboration tools (JIRA, Confluence)

New

Outside of contract work, TRSS Software Engineers contribute to internal innovation by ... Experience with AI development tools and LLM APIs, including Anthropic Claude, OpenAI, or AWS ...

... tools * Assist with integrating Generative AI technologies into internal and customer-facing ... Bachelor's degree in Computer Science, Software Engineering, Information Systems, Cybersecurity ...

Software Engineer

Herndon, VA · On-site

$120 - $140/hr

... DevOps to join our technology‑based program supporting a key Government customer. The ideal ... Collaborate with internal teams to identify technical requirements and implement solutions that ...

Azure DevOps Engineer

Arlington, VA · Remote

$120K - $160K/yr

Software Subcategory: DevSecOps Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time ... Build internal DevOps tools, CLI utilities, and automation scripts. * Platform Engineer building ...

... DevOps to join our technology-based program supporting a key Government customer. The ideal ... Collaborate with internal teams to identify technical requirements and implement solutions that ...

Software Engineer

Washington, DC · On-site

$80K - $90K/yr

... internal UI consumption. - Database Expertise: Proficiency with relational and non-relational ... tools, frameworks, and methodologies. Salary range: $80,000 - $90,000 USD per year.

Showing results 41-60

Internal Developer Tools Software Engineer information

See Fairfax, VA salary details

$30.2K

$102.5K

$246.9K

How much do internal developer tools software engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for internal developer tools software engineer in Fairfax, VA is $102,488.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,900.00 and $108,300.00 per year, depending on experience, location, and employer.

What is an internal developer tools software engineer?

Internal Developer Tools Software Engineers are specialists who design, build, and maintain software tools that improve the productivity of other developers within an organization. Their work often includes creating build systems, continuous integration pipelines, testing frameworks, and deployment tools. These engineers collaborate closely with development teams to understand their workflows and challenges, then develop solutions that streamline processes, reduce manual work, and enhance code quality. By focusing on internal tooling, they help the whole engineering organization move faster and deliver higher-quality products.

What are the key skills and qualifications needed to thrive as an internal developer tools software engineer, and why are they important?

To thrive as an Internal Developer Tools Software Engineer, you need strong programming skills (often in languages like Python, Java, or Go), expertise in software development processes, and experience with building scalable infrastructure, typically supported by a degree in computer science or related field. Familiarity with CI/CD systems, containerization tools (like Docker and Kubernetes), version control (such as Git), and cloud platforms is usually required. Excellent problem-solving abilities, collaboration, and proactive communication are vital soft skills in this role. These skills and qualities are essential for designing efficient tools that improve developer productivity, streamline workflows, and support organizational engineering goals.

How do internal developer tools software engineers typically interact with other development teams within the company?

Internal Developer Tools Software Engineers work closely with a variety of engineering teams to understand their workflows, gather feedback, and identify pain points in the development process. Communication is key, as these engineers often facilitate onboarding, provide training for new tools, and respond to support requests. Collaboration usually involves participating in cross-team meetings, collecting requirements, and iterating on tools based on real-world usage. This close partnership ensures that the tools developed genuinely improve productivity and address the practical needs of their colleagues.

What is the difference between Internal Developer Tools Software Engineer vs Software Engineer?

AspectInternal Developer Tools Software EngineerSoftware Engineer
Primary FocusDeveloping and maintaining internal tools to improve developer productivityBuilding applications, systems, or features for end-users or clients
Work EnvironmentTypically within tech companies, collaborating with internal teamsVaries across industries, often with direct customer interaction
Required SkillsStrong programming, understanding of developer workflows, internal tool developmentBroad software development skills, depending on domain
Industry UsagePrimarily in tech companies, startups, and large enterprises with internal toolsAcross all industries including tech, finance, healthcare, etc.

In summary, Internal Developer Tools Software Engineers focus on creating tools that enhance internal developer efficiency, whereas Software Engineers develop a wide range of applications for external users. Both roles require strong programming skills but differ in their primary objectives and work environments.

What are popular job titles related to Internal Developer Tools Software Engineer jobs in Fairfax, VA?

For Internal Developer Tools Software Engineer jobs in Fairfax, VA, the most frequently searched job titles are:

What cities near Fairfax, VA are hiring for Internal Developer Tools Software Engineer jobs?

Cities near Fairfax, VA with the most Internal Developer Tools Software Engineer job openings:

Infographic showing various Internal Developer Tools Software Engineer job openings in Fairfax, VA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 84% In-person, 4% Hybrid, and 12% Remote job distribution, with an average salary of $102,488 per year, or $49.3 per hour.

Software Engineer/Developer

Leidos

Reston, VA • On-site

$107K - $195K/yr

Full-time

Medical, Retirement, PTO

Posted 6 days ago


Key responsibilities

  • Engineer, test, and develop tool prototypes to advance multi-INT processing technologies, analysis support, and mission operations

  • Leverage proficiency in software development using industry standards, open source, and emerging toolsets to perform multi-INT rapid prototyping, experiment support, and tool development

  • Support Enterprise software development efforts to innovate in high-performance computing incorporating graphics processing units (GPU)


Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 153 frontline employees who took The Breakroom Quiz

81st of 500 rated business services


Job description

Description

Grand Central has an opening for a Software Engineer/Developer function in the Chantilly, VA area.  This position includes the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Applies appropriate principles, standards, processes, procedures and tools throughout the software development life cycle. Duties include software requirements analysis, analysis of hardware compatibility, development of software products and tools used for design, development and maintenance of infrastructure, and platforms.  The successful candidate will be required to function as an integral member of a highly proficient and technically competent team of Software Engineers/Developers and will have expertise in the rapid development of classified tools, algorithms, and prototype capabilities to support quick-response solutions against emerging intelligence issues. 

Primary Responsibilities:

  • Engineer, test, and develop tool prototypes to advance multi-INT processing technologies, analysis support, and mission operations
  • Leverage proficiency in software development using industry standards, open source, and emerging toolsets to perform multi-INT rapid prototyping, experiment support, and tool development
  • Support Enterprise software development efforts to innovate in high-performance computing incorporating graphics processing units (GPU)
  • Employ knowledge and experience in multiple formats, imagery server development, web service interfaces, and tool-suites to perform R&D for proof-of-concept experiments
  • Transition prototyping technologies into operational use
  • Other related supporting duties as required

Basic Qualifications:

  • U.S. citizen with an active TS/SCI clearance with a polygraph (required)
  • Typically requires a Bachelors Degree and 8+years of prior relevant experience or Masters with 6+ years of prior relevant experience. Can consider experience in lieu of a degree.
  • Proficiency in full‑lifecycle software development including design, development, testing, debugging, and rapid prototyping
  • Proficiency with modern software development languages (e.g., Python, Bash, C++, Java) and scripting for automation
  • Familiarity with cloud environments (AWS, Azure) and container orchestration (Kubernetes)
  • Experience with DevOps pipelines and tools such as GitLab CI, Ansible, or similar
  • Demonstrated ability to lead with a constructive, solutions‑focused approach
  • Strong verbal and written communication skills
  • Proven success collaborating effectively with cross‑functional leaders

Preferred Qualifications:

  • Mission-specific technical knowledge and operations experience (incl. DEC VMS and/or Alpha)
  • Ability to develop technical solutions through deep analysis and understanding of impact to the end-product/solution
  • Ability to work independently and in a collaborative environment to achieve day-to-day objectives that significantly impact operational results and deliverables
  • Expert understanding and ability to apply principles, theories, and concepts of domain related mission operations and a broad understanding of dependent domains

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:September 1, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.


What Leidos employees say

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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