84 computer science software engineer jobs at 45 companies in Winchester, VA

2mo
Save
Mark Applied
Hide
Software Engineer
Tucson or Centennial or Chantilly
$85k-$152k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
Bachelor’s/Master’s/PhD in Computer Engineering or Computer Science; proficient in modern software practices; C++ and Python on Linux; ability to obtain TS/SCI clearance; US citizenship required.
C++, Python, Linux, Gitlab, CI/CD, Docker, Kubernetes, PIP
2w
Save
Mark Applied
Hide
Software Developer
Sterling, Virginia, United States
OnsiteFull Time
ASSYST
ASSYST: An IT firm specializing in digital transformation, DevSecOps, cyber security, and AI integration for government clients.
Master's in Computer Science or related required; expertise in software engineering, AI/ML, data science, deep learning, neural networks, and quality assurance testing; ability to travel to local clients.
18h
Save
Mark Applied
Hide
Software Engineer
Herndon, Virginia, United States
$100k-$120k/yr OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
Bachelor's degree in a related engineering, information science, or computer science field; DSP, Linux, object-oriented programming, Git, Docker, Kubernetes, and CI/CD experience; US citizenship required.
RHEL, CentOS, Rocky, C++, Java, Git, Docker, Kubernetes, GitLab CI, Jenkins, Linux
2mo
Save
Mark Applied
Hide
Senior Software Simulation Engineer
Chantilly, Virginia, United States
$90k-$150k/yr OnsiteFull Time
By Light
By Light: Provides IT and technology services to federal government agencies.
5+ YOEBS in Engineering or Computer Science and 5+ years software engineering experience; proficiency in C/C++, FORTRAN, Ada, Windows/Linux, Visual Studio, GCC/Makefiles; ability to obtain Secret DoD clearance.
HLA/DIS, C, C++, FORTRAN, Ada, C#, Linux, Windows, UNIX, Visual Studio, GCC, Makefiles
1mo
Save
Mark Applied
Hide
NLP/Linguistics Software Engineer
Somerville or Reston or Boston or Cleveland or Australia or Canada or Israel or Japan or United Kingdom
$100k-$120k/yr HybridFull Time
Babel Street
Babel Street: AI-powered identity intelligence and risk operations software solutions.
2+ YOE2–4 years software engineering experience; proficiency in Java or Python; Bachelor's in Computer Science, Linguistics, or related; familiarity with Elasticsearch, Kubernetes, and cloud-native systems preferred; strong problem-solving and collaboration skills.
Java, Python, Elasticsearch, Kubernetes
1mo
Save
Mark Applied
Hide
Software Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Systems Planning and Analysis
Systems Planning and Analysis: Provides technical and analytical support to national security agencies.
9+ YOEUS citizen with TS/SCI+poly, bachelor’s degree in a related engineering/computer science field, 9+ years supporting software/systems engineering including requirements, design, integration, test; knowledge of Agile, DevSecOps, and waterfall; space/aerospace experience; able to report onsite in Chantilly, VA.
Agile, DevSecOps
3mo
Save
Mark Applied
Hide
Embedded Software Engineer IV
Germantown, Maryland, United States
$91k-$130k/yr HybridFull Time
Wabtec
WabtecNYSE: WAB: Manufacturer of equipment and digital solutions for rail transportation.
5+ YOEBachelor’s degree in computer engineering, electrical engineering, software engineering, computer science, or related field with 5+ years of embedded C/C++ experience; Linux/RTOS; scripting; device drivers; cybersecurity awareness; agile/SDLC.
C, C++, Bash, Python, Linux, QNX, FreeRTOS, CI/CD
1mo
Save
Mark Applied
Hide
Junior Software Engineer
Reston, Virginia, United States
$90k-$122k/yr HybridFull Time
Verisign
VerisignNASDAQ: VRSN: Provides internet domain name registry and DNS infrastructure services.
2+ YOE2+ years software development experience, BS in Computer Science or equivalent, proficiency in C/C++/Rust and Python, Linux, CI/CD and infrastructure automation (Terraform, Ansible, Puppet, OpenStack), strong CS fundamentals and communication skills.
Terraform, Ansible, Puppet, OpenStack, Jenkins, Groovy, GitHub, Python Behave, Cucumber, C, C++, Rust, Python, Linux, tcpdump, Docker, Kubernetes
1mo
Save
Mark Applied
Hide
Software Engineer
Chantilly or Denver
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in computer science, 5+ years Java development, active TS/SCI with Polygraph, Security+ (preferred), experience with Spring Boot, microservices, GitLab CI/CD and cloud/container architectures.
Java, Spring Boot, GitLab
2mo
Save
Mark Applied
Hide
JR Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
Probity
Probity: Provides IT, cybersecurity, and engineering services to government agencies.
Master's degree in Computer Science, Information Systems, Engineering or equivalent; strong Python, Java/Scala, SQL; Hadoop/Spark; cloud data platforms; Docker/Kubernetes/Airflow; Agile experience; active Top Secret/SCI clearance with Polygraph.
Python, Java, Scala, SQL, Hive, Hadoop, Spark, AWS Glue, Google Cloud Dataflow, Azure Data Factory, Docker, Kubernetes, Airflow
3mo
Save
Mark Applied
Hide
Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
NS2 Mission
NS2 Mission: Delivers secure data management and analytics for national security.
Bachelor's degree in computer science or related field; strong Java development; Linux/UNIX/Windows skills; JUnit testing; SCM/CI tools; Security+ certification or ability to obtain within 3 months.
Java, Linux, UNIX, Windows, JUnit, Javadoc, Eclipse, Gradle, Jenkins, GitLab, Bamboo, Bitbucket, NeXtMidas, X-Midas, Docker, VMs, CShell, Bash, C, C++, Python, FORTRAN, AWS, Kubernetes, Kafka Streams, Apache ActiveMQ
1w
Save
Mark Applied
Hide
Software Developer
Fort Detrick, Maryland, United States
$95k-$100k/yr OnsiteFull Time
Data Systems Analysts
Data Systems Analysts: Provides IT and cybersecurity solutions for government agencies.
3+ YOEExperience with Microsoft Copilot or equivalent, IAT II certification (e.g., Security+, CSSLP), BA/BS in IT/Computer Science, 3+ years programming (JavaScript preferred), ability to obtain Top Secret/SCI clearance.
Microsoft Copilot, JavaScript, Java, Angular, Linux, GIT
2d
Save
Mark Applied
Hide
Software Developer (FAA Experience)
Reston, Virginia, United States
OnsiteFull Time
Enterprise Engineering Services
Enterprise Engineering Services: Providing engineering and IT services to federal aviation agencies.
5+ YOEBachelor's degree in computer science, engineering, mathematics, or related field; 5+ years' experience; FAA program expertise; cloud, programming, Agile, DevSecOps, RESTful API, and microservices experience.
AWS, Azure, GCP, Java, Angular, Spring Boot, Agile, DevSecOps, RESTful APIs, microservices, CI/CD, National Airspace System (NAS), Federal Aviation Administration (FAA), Business, National Airspace, and Technical Computing Services (BNATCS), Verification and Validation (V&V)
4d
Save
Mark Applied
Hide
Associate Software Engineer
Manassas, Virginia, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
1+ YOEBachelor's in Computer Science or similar; proficient in Python, RESTful/gRPC, and Linux; strong communication skills; US citizen able to obtain or holding DoD Secret clearance; background check required.
Python, RESTful, gRPC, Linux, Kubernetes, Docker, Podman, KVM, Helm, SQL, NoSQL, CuPy, Numba, multiprocessing, shell scripting
1mo
Save
Mark Applied
Hide
Senior Level Software Engineer - SPLUNK
Hanover or Chantilly
$200k-$275k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
19+ YOERequires extensive software engineering experience including SPLUNK, C++, and long-term Java development; experience with Spring, Javascript, JSP/servlets, JEE, REST, Tomcat, and RESTful application design; TS/SCI with poly clearance and a Bachelor\u0002s in Computer Science or related field; 19+ years experience (4 additional years if no technical...
SPLUNK, C++, Java, Spring, Javascript, JSP, servlet, JEE, REST-ful, Apache Tomcat, Jquery, Angular, EXTJS, MongoDB, Apache Camel, Docker, Maven, Gitlab, CI/CD
4d
Save
Mark Applied
Hide
Software Developer II
Reston, Virginia, United States
OnsiteFull Time
TD SYNNEX
TD SYNNEXNYSE: SNX: Distributes information technology products and provides supply chain services.
3+ YOE3+ years relevant experience, Bachelor's in Computer Science or MIS required, intermediate application development skills, strong communication and presentation abilities.
2w
Save
Mark Applied
Hide
Software Engineer SME
Herndon, Virginia, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
10+ YOE10+ years building and operating backend services, APIs, and microservices; BS in Computer Science; US citizenship and active TS/SCI with Polygraph; proficiency with Java, Ansible/Python, Postgres/MySQL/MariaDB, Linux, AWS, containers, and Git workflows.
Java, Ansible, Python, Postgres, MySQL, MariaDB, Linux, AWS, Hadoop, Spark, Yarn, Hive, Trino, GitLab, GitHub, Git, SQL
2mo
Save
Mark Applied
Hide
Full Stack Software Engineer
Sterling or Denver
$99k-$207k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
10+ YOE10 years software development experience, B.S. in Computer Science or related field, strong Java skills, TS/SCI with polygraph required; experience with containerization, Kubernetes, and AWS desired.
Java, SQL, VS Code, GitLab, Confluence, Jira, Grafana, ArgoCD, Rancher, Helm, Kubernetes, AWS
2mo
Save
Mark Applied
Hide
Autonomous Vehicle Software Engineer
Manassas or Cambridge
$77k-$169k/yr OnsiteFull Time
Aurora Flight Sciences
Aurora Flight Sciences: Designs and builds autonomous aircraft and advanced aerospace systems.
Bachelor's in aerospace engineering or computer science, US Person required, proficiency in C/C++ or Python, experience with autonomous/UAS/navigation/control, demonstrated technical leadership and ability to mentor engineers.
C, C++, Python, MathWorks Simulink/Stateflow Auto-Coder Toolchain, Qt, Java
3w
Save
Mark Applied
Hide
Software Engineer - Frontend Development
Reston, Virginia, United States
OnsiteFull Time
Metron
Metron: Develops scientific software and mathematical models for national security.
2+ YOEBachelor's in computer science, 2 years relevant experience, JavaScript/TypeScript, React, HTML/CSS, strong communication, US citizenship and eligibility for security investigation.
JavaScript, TypeScript, React, HTML, CSS, Spring Boot, Redux, WebGL, OpenGL, Java, Python