178 senior software testing engineer jobs at 84 companies in Easton, MD

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Software Engineer II (Testing)
Columbia or Annapolis Junction
$190k-$205k/yr OnsiteFull Time
ALEX - Alternative Experts
ALEX - Alternative Experts: Provides engineering, data analytics, and logistics services to government.
14+ YOEActive TS/SCI with FSP required; 14 years software engineering experience (6 in testing); test automation in Python; experience with Linux/Unix, C/C++/Java, scripting, integration and performance testing.
Python, Perl, Bash, C, C++, Java, JIRA, Git, Linux, Unix
1w
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Software Engineer 3 - C++/Testing
Annapolis Junction, Maryland, United States
$130k-$270k/yr OnsiteFull Time
Captivation Software
Captivation Software: Provides specialized software engineering for the intelligence and defense communities.
15+ YOERequires 15 years of software engineering experience, a computer science bachelor's degree or equivalent experience, Top Secret/SCI clearance with favorable polygraph, C++, Python, Shell, CI/CD, and software testing experience.
C++, Python, Shell
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Senior Software Engineer
Hanover, Maryland, United States
$90k-$140k/yr OnsiteFull Time
Systek
Systek: Provides systems engineering and technical assistance for defense agencies.
10+ YOE10 years of DoD software engineering experience (substitutions allowed), active DoD Top Secret/SCI clearance required, Master's preferred in CS/IS/Software Engineering, strong software design, development, and testing skills.
2mo
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Senior Software Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$180k/yr OnsiteFull Time
MAG Aerospace
MAG Aerospace: Provides global intelligence, surveillance, and reconnaissance services and training.
10+ YOE10+ years software engineering experience; bachelor’s in CS/SE/EE or equivalent experience; active TS/SCI clearance; US citizenship; experience with full-lifecycle development, hardware-software integration, modeling, and testing.
3mo
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Senior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
11+ YOE11+ years as Software Engineer; Linux; Java with Spring, Maven, Git, Subversion; networks/protocols; test planning; strong communication.
Java, Eclipse, Spring Framework, Maven, Git, Subversion, JIRA, Jenkins, JUnit, MongoDB, Linux
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Senior Software Engineer (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
RiVidium
RiVidium: Provides cybersecurity software and IT services to federal agencies.
10+ YOE10+ years DoD software engineering experience, Master’s degree, active Top Secret/SCI clearance, strong skills in secure software design, testing, deployment, and collaboration with system architects and stakeholders.
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Senior Software Developer (Hybrid)
Annapolis Junction, Maryland, United States
$77k-$206k/yr HybridFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
9+ YOE9+ years software development experience (strong in Python or Java), reverse engineering or LLM application development skills, familiarity with EM tooling and testing frameworks, BS in Computer Science or related field.
Python, Java, IDA, Ghidra, x86 Assembly, ARM Assembly, PPC Assembly, Langchain, LangGraph, LangSmith, JUnit, Pytest, gRPC, poetry, gradle, uv
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Senior Software Test Development Engineer
Fort Meade, Maryland, United States
$200k-$240k/yr OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
US citizen with TS/SCI with Poly, bachelor’s in engineering or computer science, experience as a software test development engineer, strong C++ skills, Python and Shell scripting, Docker/Kubernetes, CI/CD and automated testing.
C++, Python, Shell, Docker, Kubernetes
1w
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Software Engineer
Hanover, Maryland, United States
$167k-$310k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
15+ YOEBachelor's degree in Computer Science or related field, or four additional years of software engineering experience; 15 years of software engineering experience; current DoD Top Secret SCI with Polygraph; C++, Python, Shell, CI/CD, and software testing experience.
C++, Python, Shell, SDR, CICD
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Senior Software Engineer
Annapolis, Maryland, United States
HybridFull Time
FacilityOS
FacilityOS: Unified platform for facility safety, security, and operations.
8+ YOE8+ years backend .NET experience with C#, Microsoft SQL Server/T-SQL, unit testing, RESTful services, cloud-native SaaS/PaaS experience, and ability to modernize legacy systems.
.NET Framework, .NET Core, C#, Microsoft SQL Server, T-SQL
2mo
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Senior Test Automation Software Engineer
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOEBS in engineering field, expertise in C++, C, Python, 5+ years developing embedded/test/devops software, CI/CD (GitLab/Bamboo), container/virtualization, test automation and SCM (Git); able to obtain security clearance and U.S. citizenship required.
C++, C, Python, CI/CD, GitLab, Bamboo, Git, RTOS, VXWorks, Embedded Linux, TDD
2d
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Software Engineer
Baltimore or Virginia or Austin or New York City or North America
FieldFull Time
Sand Technologies
Sand Technologies: Provides AI software to optimize critical industrial infrastructure.
5+ YOERequires 5+ years of software engineering experience, a computer science or related degree, React and JavaScript, backend systems, APIs, testing, SQL, cloud infrastructure, and distributed data systems experience.
React, JavaScript, AWS, Microsoft Azure, Google Cloud Platform (GCP), Django, Node.js, SQL, CI/CD
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Senior Software Engineer — Secure Mission Systems
Laurel, Maryland, United States
HybridFull Time
Rackner
Rackner: Builds cloud-native software and AI systems for government agencies.
10+ YOEBachelor's degree,10+ years software engineering,active DoD Secret clearance,CI/CD,Kubernetes,OpenShift,GitLab,security scanning tools,AI integration,automated testing,secure SDLC.
GitLab, OpenShift, Kubernetes, Fortify, JFrog Xray, OWASP ZAP, Artifactory, Jira, Confluence, Slack
2w
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Senior Software Engineer, (Senior Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia or District of Columbia
$121k-$196k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
8+ YOERequires 8+ years in software, platform engineering, or enterprise integration; degree or 4 additional years; RESTful APIs, cloud-native systems, CI/CD, DevSecOps, testing, Agile, and Public Trust eligibility.
GitLab, Jira, Datadog, Databricks, Figma, Confluence, Slack
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Software Engineer
Annapolis Junction, Maryland, United States
$91-$101/hr OnsiteFull Time
EverWatch
EverWatch: Develops software and intelligence systems for government agencies.
8+ YOERequires 8+ years of software engineering experience, TS/SCI clearance with polygraph, and a computer science bachelor's degree or equivalent experience. Must develop, integrate, test, optimize, and lead technical efforts.
Python, C, C++, Bash, PowerShell, SDLC
2d
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Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Independent Software
Independent Software: Provides software and systems engineering for national security missions.
12+ YOEBachelor’s degree plus 12–14 years of software engineering experience, or equivalent experience; enterprise applications, Java, web services, REST APIs, relational databases, testing, CI/CD, and troubleshooting required.
Java, Angular, RESTful APIs, Oracle, PostgreSQL, MariaDB, Spring Boot, Kubernetes, Docker, Podman, Amazon EKS, OpenShift, Rancher, Helm, GitLab CI/CD, Jira, Confluence, XML, JSON, Deployments, Services, ConfigMaps, Secrets, Ingress, Persistent Volumes
1w
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Senior Software Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Bespoke Technologies
Bespoke Technologies: Provides technical engineering and data solutions for national security.
8+ YOEBachelor's degree in computer science or equivalent experience; 8+ years with Java and JavaScript, modern development and testing practices; Agile expertise; TS/SCI Poly clearance required.
Java, JavaScript, AWS, Spring, REST APIs, Service Oriented Architecture (SOA), Kubernetes, OpenBao
2w
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AdmitIT Software Engineer
Hanover, Maryland, United States
$94k-$198k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOETS/SCI with polygraph, Bachelor’s in CS/CE (or equivalent experience), 5+ years software engineering, test automation (Selenium/Bruno/Cypress), API and UAT testing, Linux, GitLab, JIRA, Confluence.
Selenium, Bruno, Cypress, Linux, GitLab, JIRA, Confluence
3w
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Software Engineer 3
Annapolis Junction, Maryland, United States
$188k-$235k/yr OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
15+ YOE15+ years software engineering experience, bachelor’s in computer science (or equivalent), active security clearance with polygraph, C++/Python/Shell experience, CI/CD and testing expertise.
C++, Python, Shell, CI/CD, SDR
2d
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Senior Software Test Engineer
Annapolis Junction or Washington
$149k-$186k/yr OnsiteFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.
13+ YOERequires 13 years of software test engineering experience or equivalent education substitution, TS/SCI with in-scope CI polygraph, UI and regression testing, automation, API testing, cloud, cybersecurity, and accessibility standards experience.
AWS, Azure, GitLab, RESTful services, Windows Server, WCAG, Section 508