257 security software engineer jobs at 115 companies in Smithsburg, MD
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Software Security Engineer- Cloud/GovCloud (Top Secret cleared)
Reston or United States
$81k-$139k/yr RemoteFull Time
2+ YOEActive Top Secret clearance, 2+ years application security or secure software development experience, secure code review and vulnerability assessment experience, knowledge of cloud (AWS) security and federal/DoD requirements.
AWS, AWS GovCloud, SAST, DAST, SCA, OWASP, NIST, DoD STIGs, DevSecOps
1w
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(USA) Staff, Software Engineer, Information Security
Bentonville or Herndon
$110k-$264k/yr OnsiteFull Time
4+ YOEBachelor's degree and 4 years of software engineering experience, or 6 years of experience. Requires Python, CI/CD, identity platforms, cybersecurity, risk analysis, and secure software development expertise.
Python, Microsoft Entra Identity, Okta Identity, FIDO2, YubiKey, Passkeys, Windows Hello for Business, Platform SSO, Conditional Access, CI/CD, WCAG 2.2 AA
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Senior Embedded Security Software Engineer
Herndon, Virginia, United States
$129k-$193k/yr OnsiteFull Time
Experience in embedded systems, firmware reverse engineering, C/C++ and Python development, familiarity with Ghidra/IDA/Binary Ninja and QEMU, active Top Secret clearance and ability to obtain TS/SCI, ability to work onsite in Herndon, VA.
Ghidra, Python, QEMU, IDA Pro, Binary Ninja
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Software Development Engineer II, AWS Security
Seattle or Herndon
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development, 2+ years system design/architecture, experience programming in one or more languages, familiarity with security concepts and AWS.
AWS, Java, TypeScript, React, Python, MongoDB, SQL
6d
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Software Engineer II
Germantown, Maryland, United States
$92k-$119k/yr OnsiteFull Time
2+ YOEBachelor's in engineering,2+ years software development,TypeScript/React,Node.js/Python/C#/Java,Linux,GIT,US citizenship and DOD security clearance (or ability to obtain).
TypeScript, React, React Native, Node.js, Python, C#, Java, Linux, Git, Rust
2mo
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Expert Software Engineer
Herndon or Columbia
HybridFull Time
5+ YOEFrontend-focused software engineer with Angular, JavaScript/TypeScript, and UI experience; security clearance required; 5+ years of relevant experience or 8+ years with BS; strong collaboration and DevOps mindset.
Angular, JavaScript, TypeScript, CSS, HTML, Node.js, NPM, Linux, Bash, Jasmine, Selenium, Cypress, Python, Flask, Django, Tableau, Pandas, D3.js, PDF.js
2w
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(9300) Software Engineer
Columbia, Maryland, United States
$139k-$180k/yr HybridFull Time
5+ YOE5+ years software engineering with strong Python backend, Kubernetes, applied LLM integration experience, security clearance eligibility, API and microservices design, automated testing, and cross-team collaboration.
Python, Kubernetes, Model Context Protocol (MCP), OpenAI, Anthropic, LangChain, LlamaIndex, CrewAI, AutoGen, Java, Spring, Git, CI/CD, Docker, Linux, NiFi, Kafka, AWS, Azure, Postgres, MySQL, Vector Databases
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Software Engineer
Denver or St. Louis or Sterling or Springfield
$82k-$172k/yr OnsiteFull Time
5+ YOEBachelor's in a technical field, TS/SCI with polygraph, 5+ years software development experience with Java and/or Python, web frameworks, relational/NoSQL databases, Agile experience, and secure coding practices.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
2mo
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Software Developer
Sterling, Virginia, United States
OnsiteFull Time
TS/SCI with Polygraph required Day 1; strong software development skills with proficiency in JavaScript, Java, ASP.NET or scripting languages; experience with software lifecycle, security patching, and vulnerability assessment.
SCRUM Agile, JavaScript, Java, ASP.NET, Perl, PHP, Ruby on Rails, Flex, Silverlight, Google Earth Plugin
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Software Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related, 5+ years software development experience, Java and/or Python proficiency, experience with web frameworks and databases, TS/SCI clearance with polygraph required, Agile and secure coding experience.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
3w
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Principal Software Developer Engineer
Reston or Austin or Seattle
$115k-$235k/yr OnsiteFull Time
6+ YOEU.S. citizenship and active TS/SCI with Poly required. Senior software engineer with multi-year experience designing, building, testing, and operating distributed application services; experience with databases, programming/scripting, secure development, code review, and mentorship.
Oracle Cloud Infrastructure, AWS, Azure, Google Cloud, RESTful APIs, microservices, CI/CD, containers, Kubernetes, Linux, observability
2w
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Software Engineer Kubernetes
Columbia, Maryland, United States
HybridFull Time
9+ YOE9+ years software engineering experience with strong Java skills, Kubernetes (helm, flux), microservices, REST/APIs, Linux, config tools (Git,Nexus,Maven); U.S. citizenship required; security clearance desired; tech lead/mentorship experience.
Kubernetes, helm, flux, Java, Spring, Guava, Linux, Git, Nexus, Maven, AWS, Azure, golang, python, gitlabs CI, Elasticsearch, MongoDB, Solr, JIRA, Confluence, Github Enterprise
1mo
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Software Engineer
Frederick or Baltimore or Washington
$131k-$177k/yr HybridFull Time
3+ YOE3+ years embedded software experience with C/C++; experience with embedded Linux/Yocto/OpenWRT, RTOS (FreeRTOS, TI-RTOS), device drivers, board bring-up, system modeling; U.S. citizenship and ability to obtain government security clearance required.
C/C++, embedded Linux, Ubuntu, Arch, Yocto, OpenWRT, QSDK, TI-RTOS, FreeRTOS, VX Works, MS Windows, POSIX, javascript, TypeScript
3w
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Software Engineer (Hybrid) - 29301
Columbia, Maryland, United States
$138k-$195k/yr HybridFull Time
9+ YOEPython backend engineer with applied AI and Kubernetes experience; must obtain U.S. security clearance and have extensive software engineering experience (typical minimum 9 years). Proficiency with LLM APIs, API design, Git/Docker, and Linux required.
Kubernetes, OpenAI, Anthropic, Git, Docker, Linux, LangChain, LlamaIndex, CrewAI, AutoGen, NiFi, Kafka, AWS, Azure, Postgres, MySQL, Java, Spring
3w
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Java Software Engineer
Reston, Virginia, United States
$90k-$122k/yr HybridFull Time
2+ YOE2+ years software development experience; strong CS fundamentals; AWS experience; familiarity with Java/Spring Boot, UNIX, secure coding, and machine learning/LLM concepts; Bachelor's or equivalent.
AWS, Java, Spring Boot, TensorFlow, Hadoop, Spark, GitHub, Jira, Jenkins, Terraform, Ansible, Unix
4d
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Software Developer
Reston, Virginia, United States
OnsiteFull Time
8+ YOEBachelor's degree in a related field, 8 years of Agile software development integrating front and back ends, secure application coding/testing/deployment, and Intelligence Community experience; U.S. citizenship and Top Secret/SCI Polygraph eligibility required.
Agile
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Senior Software Engineer
Rockville or Tysons
$112k-$203k/yr HybridFull Time
5+ YOEBachelor's in CS or related (or equivalent experience) with 5+ years experience, system design, OOP, cloud, data storage, performance tuning, DevOps/CI/CD, test automation, and software security.
DevOps, CI/CD
1w
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Sr. Software Engineer -CTJ- Poly
Reston or Redmond
$120k-$235k/yr HybridFull Time
2+ YOE2+ years technical experience in software or systems engineering, experience with large distributed or air-gapped environments, Azure experience, ability to meet security screening and U.S. citizenship requirements.
Azure, Microsoft Cloud, AI
1mo
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Principal Software Engineer
Ashburn, Virginia, United States
HybridFull Time
8+ YOE8+ years embedded software experience (or 6+ with MS), strong C and C++, embedded systems and debugging, Unix/Linux proficiency, unit testing, ability to work with hardware teams; eligible for DOD security clearance.
C, C++, Unix, Linux, yocto, JIRA, Confluence, Git
1w
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Software Engineer
Sterling, Virginia, United States
$75k-$125k/yr OnsiteFull Time
Design and deploy AI agents, build secure RESTful APIs, implement automated testing, optimize data architectures, mitigate web security risks, debug production systems; must be US citizen/green card holder eligible for Top Secret clearance.
Python, JavaScript, TypeScript, agentic coding tools, RESTful APIs, Docker, Kubernetes, Google Cloud Platform (GCP), Amazon Web Services (AWS)
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