39 computer systems software developer jobs at 32 companies in Martinsburg, WV
1w
Save
Mark Applied
Hide
Expert Software Systems Developer
Herndon or Virginia or United States
$180k-$210k/yr OnsiteFull Time
9+ YOEActive TS/SCI with full-scope polygraph, bachelor's in computer science or related field, and 9+ years in software development, backend integration, and systems development; additional experience may substitute for degree.
Windows PowerShell, Puppet, C2S, SQL, Ruby, Java, C++, .NET, VPN, IPSEC, SSL, PKI, LDAP
2mo
Save
Mark Applied
Hide
Software Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
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
4mo
Save
Mark Applied
Hide
Computer Scientist
Aberdeen or Fort Belvoir or Huntsville or Austin or Tobyhanna Army Depot or Letterkenny Army Depot or Lakehurst
OnsiteFull Time
5+ YOE5+ years in software development; design, develop, troubleshoot hardware/software systems; analyze processes; create design docs and testing procedures.
2d
Save
Mark Applied
Hide
Windows Computer Network Operations (CNO) Developer
Dulles, Virginia, United States
OnsiteFull Time
3+ YOERequires active TS/SCI clearance, 3+ years of Windows CNO and professional software development experience, and proficiency in C, C++, Python, Visual Studio IDE, Windows SDK, and Windows low-level systems development.
C, C++, Python, Visual Studio IDE, Windows SDK, Windows OS, Windows API
4d
Save
Mark Applied
Hide
Jr. Software Engineer
Centennial or Colorado Springs or Tucson or Chantilly
$98k-$123k/yr OnsiteFull Time
Bachelor's, Master's, or PhD in Computer Engineering or Computer Science; C++ and Python in Linux; software system design; U.S. citizenship; ability to obtain and maintain TS/SCI clearance.
C++, Python, Linux, Docker, Kubernetes, PIP, React, Git, REST API, CUDA, Shell Scripting, CI/CD, DevOps, Cloud computing, AI/ML, LLM
4d
Save
Mark Applied
Hide
Staff Engineer, Product Software
Redwood City or Toronto or Ashburn or Denver or Tampa or New York City or Dallas
$118k-$212k/yr HybridFull Time
5+ YOE5+ years in software development and distributed systems; bachelor's or master's in computer science or engineering preferred; expertise in cloud-native networking, Kubernetes, Golang, networking protocols, and public cloud services.
CICD, gRPC, Netconf, Docker, Kubernetes, AWS, GCP, Azure, Linux Foundation, Golang, BGP, EVP-LAN, IPSEC
2mo
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
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
5d
Save
Mark Applied
Hide
(USA) Senior, Software Engineer
Sunnyvale or Herndon
$108k-$234k/yr OnsiteFull Time
3+ YOEBachelor's degree in a computing field and 3 years of software engineering experience, or 5 years of related experience. Requires programming, CI/CD, debugging, AI/ML integration, scalable system design, and cross-functional collaboration.
Python, SQL, machine learning frameworks, CI/CD, generative AI, Web Content Accessibility Guidelines (WCAG) 2.2 AA
3mo
Save
Mark Applied
Hide
JR Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
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
1w
Save
Mark Applied
Hide
Senior Software Engineer
Austin or Reston
HybridFull Time
5+ YOE5+ years supporting large-scale distributed systems; bachelor's degree in computer science or equivalent experience; expertise in Python, databases, APIs, Docker, Kubernetes, microservices, Kafka, testing, Scrum, CI/CD, and Git.
Python, Postgres, RDBMS, RESTful API, FastAPI, Docker, Kubernetes, Microservices, Distributed Systems, Kafka, Scrum, CI/CD, Git, Claude Code, Codex, Cursor
1w
Save
Mark Applied
Hide
Software Development Engineer - US Federal
Reston, Virginia, United States
$137k-$205k/yr HybridFull Time
4+ YOEBS/MS in computer science or related field, 4+ years building high-performance data ingestion software, strong Java/Python coding, distributed systems, Kubernetes, Linux, and infrastructure automation experience.
Kubernetes, OpenStack, Ansible, Chef, Terraform, Prometheus, Elasticsearch, Grafana, InfluxData, PromQL, InfluxQL, Helm, Java, Python, Go, Linux, AWS
3w
Save
Mark Applied
Hide
Software Development Engineer, AWS Route 53 Global Resolver, AWS Route 53 Global Resolver
Herndon or Arlington or Seattle or Vancouver
$144k-$194k/yr OnsiteFull Time
3+ YOERequires 3+ years of professional software development, 2+ years designing or architecting scalable systems, and programming experience in at least one language. Bachelor's degree in computer science preferred.
DNS, AWS, Amazon Route 53, EC2, Microsoft
1mo
Save
Mark Applied
Hide
Senior Systems Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
8+ YOETS/SCI with ability to obtain polygraph, Bachelor's in engineering/computer science or equivalent, 8+ years systems engineering on complex software-intensive systems, requirements management, interface definition, V&V, ability to work on-site at a government facility.
Agile, SAFe, model-based systems engineering (MBSE)
3d
Save
Mark Applied
Hide
Cyber Software Eng - E2
Herndon, Virginia, United States
$91k-$169k/yr OnsiteFull Time
2+ YOEBachelor’s degree or higher in computer science, information systems, engineering, mathematics, or related technical field; 2+ years of software engineering experience or a related master's degree; Linux, scripting, software development, cloud, DevOps, security, and testing experience.
Linux, Bash, Python, Java, Ruby, VMware, AWS, GitHub, PKI, SSL/TLS, JSON, XML, FTP, SFTP, TFTP, HTTP, HTTPS, QUIC, Ansible, Puppet, Chef, Jenkins, LDAP, Active Directory, JIRA, SQL, REST, API
3w
Save
Mark Applied
Hide
Systems Engineer - Integration & Test
Aurora or King of Prussia or Chantilly or Colorado Springs
$69k-$142k/yr OnsiteFull Time
3+ YOEActive TS/SCI clearance, bachelor's degree in systems engineering, computer science, software engineering, or related engineering field, and 3+ years of systems engineering experience including integration and testing.
Jira, Azure DevOps, TestRail, Python, Bash, PowerShell, Linux, Playwright, Selenium, PyTest, Robot Framework, TCP/IP, REST APIs, XML, JSON, Docker, Kubernetes, Cameo Systems Modeler, SysML, MBSE
4d
Save
Mark Applied
Hide
Model Based Systems Engineer I
Chantilly, Virginia, United States
$60k-$104k/yr OnsiteFull Time
0+ YOEBachelor's degree in engineering, computer science, or related technical field; 0–2 years' experience; TS/SCI clearance and polygraph eligibility; MBSE, SysML/UML, software development, integration, and cloud technology knowledge.
Unified Modeling Language (UML), Systems Modeling Language (SysML), Cameo, Java, Python, GitLab, Integrated Development Environments (IDEs), Continuous Integration/Continuous Delivery (CI/CD), Agile, MLOps, DevOps, Software Development Kit (SDK), Application Programming Interface (API), REST API, WebApp, Azure, AWS, Artificial Intelligence (AI), Model Based Systems Engineering (MBSE)
3mo
Save
Mark Applied
Hide
UI Developer
Aurora or Herndon
$122k-$183k/yr OnsiteFull Time
5+ YOE5+ years software engineering; 2+ years JavaScript/TypeScript; Bachelor's in Systems Engineering, Computer Science, Information Systems, or related field; front-end frameworks; collaborative teamwork.
JavaScript, TypeScript, D3.js, Cesium, SCSS, Bootstrap, RxJS, Sketch, Figma, Jasmine, Karma, Vitest, Cypress, Git, Jira
1mo
Save
Mark Applied
Hide
Software Engineer - Herndon, VA
Herndon, Virginia, United States
$85k-$114k/yr RemoteFull Time
2+ YOEActive secret clearance, Bachelor’s in Computer Science/Information Systems, minimum 2 years IT experience, AWS and Tableau experience, understanding of SDLC and PPB BOS processes, ability to travel up to 10%.
AWS, EC2, S3, VPC, ELB, Auto Scaling Groups, Route 53, IAM, CloudTrail, CloudWatch, CloudFormation, Lambda, SNS, RDS, Tableau, AWS GovCloud
3w
Save
Mark Applied
Hide
Advanced Lead Engineer - Systems Engineering
Germantown, Maryland, United States
$91k-$130k/yr HybridFull Time
5+ YOEBachelor's degree in engineering, mathematics, or computer science and 5+ years of systems, hardware/software, or data information systems design and implementation experience.
GoLINC, LIG, Fast Brake
2mo
Save
Mark Applied
Hide
Spacecraft Data Systems Engineer - Blue Ring
Reston or Huntsville or Denver or Seattle or Los Angeles
$134k-$203k/yr OnsiteFull Time
8+ YOEB.S. in computer science/engineering/IT/applied math, 8+ years spacecraft development and operations, experience with Command & Telemetry Databases and CCSDS, proficiency in Java/Python/JavaScript/C/C++, familiarity with flight software and C2 tools, ability to work with cross-functional teams; U.S. work authorization required.
CCSDS, Java, Python, JavaScript, C, C++, Command and Telemetry Database (CTDB), Command and Control (C2), Flight Software (FSW), Jira, GitLab, CI/CD pipelines, Defense Biometric Identification System (DBIDS)