2434 Senior Software Developer jobs in Ashburn,VA

New, Posted 1 day ago

Senior Full Stack Software Engineer (TS/SCI)

Vantor

Springfield, VA 22150

$137,000-$228,000/yr

~ 41 min OnsiteEducation AssistanceHealth InsuranceRetirement Benefit

To be eligible for this position, you must be a U.S. Citizen.
US citizenship and a current TS/SCI clearance (with willingness to get a CI Polygraph).
This position requires an active U.S. Government security clearance at the TS/SCI level.
_Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Bachelor's degree in computer science or related technology fields.
Minimum of 8 years demonstrated experience in software development, including design, development, and implementation
Proficiency in Java, Python, or similar object-oriented programming languages
Experience with data extraction, manipulation, visualization, and analysis of large datasets
Proficiency in Linux-based environments
Experience designing and supporting cloud-based architectures, including AWS and C2S environments
Experience developing and maintaining applications in cloud computing environments
Experience working with NoSQL data stores such as Elasticsearch, MongoDB, or similar technologies
Demonstrated ability to lead small engineering teams and work both independently and collaboratively
Strong problem-solving mindset and adaptability, with the ability to leverage emerging technologies to solve mission challenges
Familiarity with modern software development tools, DevSecOps practices, and CI/CD pipelines
Experience with Agile development methodologies
Ability to work full time onsite

SmartExplore AI is experimental.

Software Engineer with Poly SR SWE1

Lockheed Martin

Sterling, VA 20164

New, Posted 9 hours ago

IT Senior Software Developer - Full Stack (Python and JavaScript)

Guidehouse Careers

Rockville, MD 20850

New, Posted 3 hours ago

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Senior Scheduler

MasTec Industrial

Rockville, MD 20849

$145,000-$165,000/yr

Technical Investigative Analyst

ManTech

Chantilly, VA 20151

New, Posted 1 day ago

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Lead Software Engineer

L3Harris Technologies

Herndon, VA 20192

~ 16 min OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Bachelor's degree in Computer / Electrical, or Electronics Engineering or equivalent and minimum 9 years of prior relevant experience. Or, Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience.
5+ years of experience designing and implement software in C/C++, C# languages.
At least 2 years of experience in embedded software, and user interface (UI) software development on Windows and Linux desktop platforms
At least 2 years of practical knowledge of project management.
Demonstrated leadership experience within the job area, with comprehensive knowledge and skills in a specific technical discipline and a broad understanding of related functions.
Professional experience in project management, software metrics, team leadership, and EVMS.
Ability to independently contribute to software requirements development, software testing and integration, and the creation of both application‑level and embedded C/C++ code on Windows-based and Linux‑based systems, including GUI and system‑control development.
Experience creating and presenting proposals, including developing and reviewing cost estimates and proposal packages.
Ability to present proposals and program execution status to internal executives, program managers, and customers.
Contributions to the development of new technologies and processes, including submitting ideas for IRAD efforts and supporting the execution of funded IRAD and Internal Order projects.
Strong background in software development, with the ability to prepare and deliver technical presentations to management and customers.
Proven track record of successfully leading large project planning and development activities.
Ability to travel up to 25%.
Ability to obtain and maintain a Secret Security Clearance.

SmartExplore AI is experimental.

New, Posted 1 day ago

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Senior Application Developer

GovCIO LLC

Fairfax, VA 22031

$175,000/yr

Hybrid~ 29 min

Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments. (or commensurate experience).
Active Secret clearance with the ability to obtain and hold DEA suitability.
Strong knowledge of Java SE/EE, Spring Boot, and RESTful services.
Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols.
Experience working in secure environments,
Understanding of FISMA, NIST, or RMF compliance.
Proficiency with build tools (Maven/Gradle).
Version control (Git).
CI/CD tools (Jenkins, GitLab CI).
Exposure to containerization technologies (Docker, Kubernetes).
Cloud platforms (AWS GovCloud, Azure Government).
Understanding of secure coding practices and experience with static/dynamic code analysis tools.

SmartExplore AI is experimental.

New, Posted 13 hours ago

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