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Python Test Software Developer Jobs in Garrison, MD, US
140+ python test software developer jobs from 83 companies hiring in Garrison, MD, US.
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Software Engineer (entry level)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Bachelor's degree in Computer Science or equivalent experience; US Citizenship; TS/SCI with Poly; experience with JavaScript, Node.js, Java, Python, Git, testing.
JavaScript, Node.js, Java, Python, Git, Jest, IDE, Spring Boot, Django, Virtualization, Streaming frameworks, Testing
1mo
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Security Software Engineer, Emerging On-prem AI infrastructure
Reston, Virginia, United States
$147k-$211k/yr OnsiteFull Time
2+ YOEBachelor’s degree or equivalent; 2+ yrs in software development (C/C++/Python); 2+ yrs in large-scale infra/distributed systems; 2+ yrs testing/launching software; TS/SCI clearance.
C++, C, Python, Security, Operating Systems, Networking
1mo
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Senior Software Automation Testing Engineer
Ashburn, Virginia, United States
$85k-$100k/yr HybridFull Time
5+ YOE5+ years in software testing; strong Python 3.8+; web frameworks (FastAPI, Django, Flask); REST API testing; AWS; automation; SQL; Git/Jenkins/Harness; Locust.
Python, FastAPI, Django, Flask, pytest, unittest, Locust, Gitlab, Harness, Jenkins, Oracle, Postgres, SQL, AWS
1w
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Backend Software Engineer - HYBRID
Annapolis Junction, Maryland, United States
$144k-$147k/yr HybridFull Time
7+ YOEBachelor's in computer science or related field plus seven years of software engineering experience in similar programs; experience with test procedures, technical documentation, Agile, AWS; proficient with Java, C++, or Python, Git, SQL/PostgreSQL, Jira/Confluence.
Java, C++, Python, Git, PostgreSQL, SQL, Amazon Web Services, Jira, Confluence
1mo
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Senior Test Engineer
Fort Meade, Maryland, United States
$115k-$140k/yr OnsiteFull Time
5+ YOEPlan, execute, and evaluate system tests across hardware, software, networking, virtualization, and cloud environments; DoD testing experience; Python and Linux skills.
Python, Linux, Suricata, Snort, Selenium, JUnit, TestNG, Java, JavaScript
2mo
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Software Engineer Level 1 - 3 TS/SCI/FS Poly ONLY
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOETS/SCI/Full Scope Poly clearance required; bachelor’s degree with 8+ years of experience (or 12 years without a degree); proficiency in C/C++/Java/Perl/Python; strong software development and testing skills.
C, C++, Java, Perl, Python
2mo
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Signals Software Engineer (RC-3)
Annapolis Junction, Maryland, United States
$210k-$250k/yr OnsiteFull Time
12+ YOEExperience with C++, Java, Linux; RF signal processing; software design and testing; leadership of software teams; TS/SCI with polygraph clearance.
C++, Java, Linux, Jenkins, Bamboo, Docker, Kubernetes, Python, Git, Clearquest, Trac, Subversion, Matlab, Simulink, GNU, REDHAWK, SCA
2mo
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Associate Software Engineer
Arlington or Mount Laurel
$72k-$114k/yr OnsiteMultiple Commitments Available
0+ YOE0-1 years of experience; BS in CS/CE/EE/Physics/Math or equivalent; ability to travel up to 25%; strong Java, JavaScript, Python or C++ skills; distributed systems knowledge; SDLC and OO programming familiarity; experience with Git/SVN; testing and configuration management.
Java, C++, Python, JavaScript, Linux, Git, SVN, Docker, Kubernetes, Openshift, React, Angular
2mo
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Sr. Software Engineer (AI Solutions)
Owings Mills, Maryland, United States
$121k-$206k/yr HybridFull Time
5+ YOEBachelor’s in CS or related field with 5+ years of progressive experience; proficient in Java or Python, Node/TypeScript; cloud-native architectures (AWS/Azure); containerized microservices; agent frameworks; strong testing and API design.
Java, Python, Node, TypeScript, AWS, Azure, microservices, containerization, agent frameworks
2mo
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O-RAN DU Test Engineer
Arlington, Virginia, United States
HybridFull Time
6+ YOEDesign, develop, and execute tests for O-RAN DU software and hardware; ensure conformance, interoperability, performance, and reliability; automate tests and support CI/CD.
Python, Shell, Kubernetes, Docker, Linux, CI/CD tools
3w
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Device Management DevOps Software Engineer
Carlsbad or Germantown or Duluth or Tempe or Englewood or Seattle
$117k-$185k/yr HybridFull Time
3+ YOE3-5 years software engineering; strong problem-solving; clean, maintainable code; excellent communication; agile DevOps; RESTful API design; CI/CD; automated testing.
Python, Java, Clojure, Kubernetes, Docker, AWS, GCP, Azure, REST, CI/CD, NoSQL, SQL
1mo
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Principal Software I&T Engineer (Contract)
Arlington or Denver or Houston or Merritt Island
RemoteContract
15+ YOEEmbedded software, testing, and flight software development; 15+ years experience with B.S. or 12+ with M.S.; US citizenship; ability to obtain clearance; periodic travel.
C/C++, TCL, Python, Embedded software development and testing, RTOS, Device driver development, GNC algorithms, Software safety assurance, Test scripting, Simulators, HIL
2w
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Software Engineer (Journeymen - SME Level)
Bethesda, Maryland, United States
OnsiteFull Time
6+ YOEAgile DevOps focus; Java, Python, cloud (AWS/GCP/Azure); JUnit/Katalon; TS/SCI with Full Scope Poly; 6+ years experience (high school) or advanced degrees; strong testing and automation.
Java, Spring, Hibernate, JUnit, Katalon, AWS, Google Cloud, Azure, GitHub, Jenkins, Bash, Jira, Confluence
2mo
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Security Verification Test (SVT) Software Engineer - Mid -Senior Level - FULLY CLEARED with POLYGRAPH REQUIRED
Annapolis Junction or Fort Meade
$200k-$235k/yr OnsiteFull Time
14+ YOEMust be US citizen with TS/SCI clearance and polygraph; 14+ years experience; bachelor’s in engineering; strong Java, Python, C++, SQL; web services; able to work independently and in a team.
Java, Python, C++, SQL, Oracle, MongoDB, Jenkins, Web Services, JSON, XML, PowerShell
1mo
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SOFTWARE ENGINEER – Front End/Testing - 7+ yrs of Experience - TS/SCI w/Poly clearance is required- RC
Columbia, Maryland, United States
$186k-$192k/yr OnsiteFull Time
6+ YOEFront-end UI testing/development; experience with UI test scripts (Robot Framework, Python/React/Java/C++); BS in CS or 11+ years SWE; TS/SCI with poly clearance.
Robot Framework, React, Java, C++, Python
3w
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Test Engineer
Hanover or United States
$94k-$198k/yr OnsiteFull Time
5+ YOETS/SCI with polygraph; BA/BS in computer engineering or related; 5+ years software engineering; 2+ years in SIGINT/IA/IT; 4 years with no degree accepted for 9 total years of experience.
Behave!, SoapUI, JUnit, JRunner, Groovy, Python, Perl, Ruby, Go, SQL, Git, SVN, CVS
1w
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Junior/Mid Full Stack Software Engineer
Bethesda, Maryland, United States
RemoteFull Time
1+ YOE1–4 years experience; strong Python; React/Next.js; APIs (GraphQL/REST); Docker; Linux; authentication; automated testing; full-stack exposure.
Python, React, Next.js, GraphQL, REST, Docker, Linux, Selenium, Testing frameworks
1w
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Software Engineer - Core Platform
Ashburn, Virginia, United States
$110k-$130k/yr RemoteFull Time
4+ YOE4+ years in software development; strong Java expertise; experience with SQL/NoSQL; AWS, Spark, Snowflake, DynamoDB; Git and CI/CD; proficient in Scala, Python or R; adept at data processing and testing.
Java, Scala, Python, R, SQL, NoSQL, MySQL, AWS, Spark, Snowflake, DynamoDB, CartoDB, Git, GitHub Actions, REST, JSON, XML
2mo
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Lead Software Engineer –Hybrid NYC
New York City or Baltimore
HybridFull Time
8+ YOE8+ years in object-oriented languages; cloud-native solutions on AWS/Azure; leadership of engineering teams; strong communication; CI/CD and automated testing; focus on AI/ML platforms.
Java, Python, JavaScript, AWS, Azure, Docker, Kubernetes, CI/CD, AI frameworks
3w
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Software Architect
McLean, Virginia, United States
OnsiteFull Time
8+ YOE8-10 years in software development with DevSecOps experience; design, develop, deploy microservices; strong CI/CD and test automation.
AWS, Kubernetes, Docker, CI/CD, Git, Jenkins, GitHub, GitLab, CircleCI, TravisCI, Terraform, Java, Python
3mo
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Eng Sr Prin II - Test
Annapolis Junction, Maryland, United States
$150k-$254k/yr OnsiteFull Time
8+ YOEMust have strong Java experience; multi-language experience (Java/JEE, Python, C/C++); web services, databases, JSON/XML; cryptography basics; Windows/Linux; strong SDLC practices.
Java, Python, C/C++, SQL, SOAP, WSDL, WADL, Perl, PowerShell, VBScript, Eclipse, PostgreSQL, Oracle, Jenkins, JSON, HTML, XML, XSLT, Cryptography, Windows, Linux, Web Services
17h
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CyberTron Contract: Test Engineer - Engineering Lab Manager
Aberdeen, Maryland, United States
$180k-$200k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
7+ YOEElectronics/test engineering, system integration; RF/secure comms; embedded Linux; PCB design; test software; lab leadership.
Embedded Linux, Python, LabVIEW, C/C++, PCB design, FPGA/CPLD
2mo
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Security Verification Test Engineer | Annapolis Junction, MD (FS Poly Required)
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOEMid-level SVT software engineer with Java, scripting, and web services experience; FS poly clearance required; Bachelor's degree and 8+ years preferred.
Java, JEE, Python, C, C++, SQL, SOAP, WSDL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT
3mo
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Security Verification Test (SVT) Engineer - TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$150k-$220k/yr OnsiteFull Time
8+ YOEExperienced software engineer with Java and multiple languages; strong web services, cryptography knowledge, and agile/DevOps experience.
Java, Python, C/C++, SQL, SOAP, WSDL, XML, JSON, Jenkins, Eclipse, Postgres, Oracle, PowerShell, JUnit
2w
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Test Engineering Leader - Evinova
Gaithersburg, Maryland, United States
$166k-$217k/yr HybridFull Time
10+ YOE10+ years in software test engineering; lead testing strategy; automation focus; AI/ML testing preferred; GxP experience a plus; strong REST API, CI/CD, and data validation.
Playwright, Selenium, Cypress, Python, REST API testing, PostgreSQL, MongoDB
3w
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Senior Software Development Engineer L4
Bowie or Bowie Government Office
$85k-$170k/yr OnsiteFull Time
5+ YOE5+ years software development; strong C# and MS SQL; testing/architecture experience; AWS interest; independent contributor; strong collaboration.
C#, MS SQL Server, Python, Lua, AWS
1mo
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System Test Intern
Edgewood, Maryland, United States
$15-$35/hr OnsiteInternship
0+ YOEUndergrad in process or completed; 0 years experience; familiar with Windows, Linux, virtualization, and Python.
Windows, Linux, Python, Virtualization
2w
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Cleared Embedded Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Embedded software design, development, testing; TS/SCI with Full Scope Polygraph required.
C/C++, Python, RTOS, VxWorks, uC/OS, Windows, Linux
1mo
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Software QA Lead
Arlington, Virginia, United States
$145k-$185k/yr OnsiteFull Time
4+ YOE2+ MgmtBachelor’s degree; 4+ years software engineering; 2+ years leadership in QA; diverse testing methodologies; SDLC knowledge; test automation; CI/CD; strong communication.
Python, pytest, C++, GoogleTest, Selenium, CI/CD, DevOps tools
3mo
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CNO Automated Test Engineer (Active TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000) (Open))
Hanover, Maryland, United States
$183k-$247k/yr OnsiteFull Time
15+ YOE15+ years of related experience; US citizenship required; active Top Secret/SCI with Poly clearance; on-site location in Hanover, MD.
Unix, Linux, VxWorks, Python, Shell, Confluence, Git, C/C++
4w
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Senior Back End Developer
Lackland AFB or Fort Meade
OnsiteFull Time
10+ YOEDoD TS clearance required; TS/SCI preferred; 10+ years software development; 5+ years backend web development; 10 years relational databases and RESTful APIs; 5 years Python and PostgreSQL; 5 years Jira; 5 years web testing; 5 years leading software programs; 3 years AWS, Kubernetes, RedHat Linux; 5 years with five of: PostgreSQL, RDS, Exodus, Pyth...
Python, PostgreSQL, Docker, Ansible, Terraform, AWS, Kubernetes, OpenStack, Java, Puppet, Chef, Maven, OpenJDK, REST APIs, Git
2w
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Software Quality Assurance Lead
Arlington, Virginia, United States
$130k-$217k/yr OnsiteFull Time
4+ YOE2+ MgmtSenior QA lead with 4+ years software engineering/testing, 2+ years leadership; strong testing methodologies; SDLC/DevOps; TS/SCI clearance eligibility.
Python, pytest, C++, GoogleTest, Selenium, CI/CD, DevOps
4w
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Principal Engineer - Agentic AI Applications
Washington, District of Columbia, United States
$168k-$230k/yr HybridFull Time
12+ YOE12+ years software engineering; 4+ years in technical leadership; production experience with LLM-powered or agentic systems; Python backend expertise; strong observability, architecture, and testing skills
Python, LangGraph, AutoGen, CrewAI, TypeScript, Node.js, RAG pipelines, vector databases, tool-calling APIs, multi-step reasoning
1mo
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UI/UX Front-End Development Engineer
Bethesda, Maryland, United States
$125k-$220k/yr HybridFull Time
4+ YOEDevelop web apps using ReactJS and Python; implement UIs, perform testing; work in Agile; TS/SCI clearance required.
ReactJS, Python, HTML, CSS, JavaScript, Docker, Podman, HTTP, JSON, Elasticsearch, NoSQL
1w
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Data Engineer II
Annapolis, Maryland, United States
$110k/yr OnsiteFull Time
2+ YOEMaster's or Bachelor's in CS/DS/IT with 2+ years experience; strong Python, SQL, NoSQL, data modeling, testing, and data visualization.
Python, SQL, NoSQL, Data Visualization, Automated Testing, Big Data Technologies
2w
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Senior Appian QA Automation Engineer
McLean, Virginia, United States
$137k-$165k/yr RemoteFull Time
5+ YOE5+ years QA automation; Appian or low-code testing experience; Python automation; CI/CD with GitLab/Jenkins/Azure DevOps; API and performance testing; multi-project QA leadership; able to obtain Secret clearance; remote with East Coast hours.
Python, GitLab, Jenkins, Azure DevOps, Locust, JMeter, Selenium, Playwright, Appian
1mo
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Jr. Data Science Engineer
Rockville, Maryland, United States
$80k-$90k/yr RemoteFull Time
0+ YOEBachelor’s degree (or currently pursuing) in CS, data science, bioinformatics, statistics, engineering, or related field; experience or coursework in JavaScript/TypeScript and/or Python; familiarity with full-stack concepts; Node.js and Angular; RESTful APIs; Git; Agile/SCRUM; basic testing/debugging.
Node.js, Angular, JavaScript, TypeScript, Python, REST, Git, Agile, Testing frameworks
4w
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Senior Application Developer (Java/Angular)
Ashburn, Virginia, United States
HybridFull Time
7+ YOEBachelor’s degree and 7+ years in Java applications with Spring, Agile, Jira; Oracle/PostgreSQL; unit tests; strong communication; hybrid Ashburn onsite.
Java, Angular, Spring, Spring Boot, AWS, Jira, Git, Bamboo, Jenkins, SonarQube, Docker, Kubernetes, Hibernate, MyBatis, JMS, Python, Kafka, Linux
2mo
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Staff Engineer, DevOps (R4666)
San Diego or Dallas or Boston or Washington or San Francisco or United States
$150k-$220k/yr OnsiteFull Time
7+ YOELead DevOps across CI/CD, automation; 7+ years experience; strong CI/CD tools; containerization; scripting; test integration; reliability at scale.
Azure DevOps, Jenkins, GitHub Actions, Docker, Kubernetes, Python, Bash, PowerShell, Terraform, Ansible, Grafana, Prometheus
3mo
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Frontend Lead Engineer
Richmond or Arlington
OnsiteFull Time
6+ YOE6+ years of front-end experience with modern web technologies (React, Vue, Angular); four-year CS/engineering degree; experience with REST APIs, AWS, and testing; in-person location requirement to Richmond, VA or Arlington, VA.
React, Vue, Angular, Golang, Java, Node, Python, Cypress, Playwright, AWS, Kubernetes, Postgres
HiringCafe market data
Python Test Software Developer Jobs market signals in Garrison, MD, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
140+
Hiring companies
83
Fresh sample
43% new in 30d
Salary visibility
71% show pay
Companies appearing in this market
GoogleT. Rowe PriceCACIRed Arch SolutionsSteampunkAbsolute Business Solutions CorpAirbus U.S. Space & DefenseAltamira Technologies
Work location mix in visible results
Onsite: 31Hybrid: 13Remote: 5