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Python Test Software Developer Jobs in Chantilly, VA, US

150+ python test software developer jobs from 90 companies hiring in Chantilly, VA, US.

All jobs in Chantilly, VA, USPython Test Software Developer Jobs in United States
Nearby:Oak Hill·Centreville·South Riding·Greenbriar·Herndon·Floris·Reston·Oakton·Fairfax·Sterling·Sudley·Manassas Park·Wolf Trap·Washington·Manassas·Ashburn·Burke·Linton Hall·Arlington
154 jobs- Chantilly • 50 miles
1mo
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Jr. Data Science Engineer
Rockville, Maryland, United States
$80k-$90k/yr RemoteFull Time
Axle Informatics
Axle Informatics: Provides bioscience and IT solutions for biomedical research.
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
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4w
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Senior Application Developer (Java/Angular)
Ashburn, Virginia, United States
HybridFull Time
Dev Technology Group
Dev Technology Group: Provides information technology services to federal government agencies.
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
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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
Shield AI
Shield AI: Develops autonomous AI-powered aircraft and pilot software for defense.
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
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3mo
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Frontend Lead Engineer
Richmond or Arlington
OnsiteFull Time
Koalafi
Koalafi: Provides lease-to-own and loan financing for non-prime consumers.
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
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1mo
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AI Full-Stack Engineer
Tysons, Virginia, United States
$160k/yr OnsiteFull Time
LMI
LMI: Provides technology and management consulting services to federal agencies.
Experience delivering modern full-stack apps; backend/API design; frontend with React/Next.js; AI/LLM integration; cloud deployments; CI/CD and testing.
React, Next.js, Node.js, Python, Java, APIs, AWS, Azure, GCP, Docker, Kubernetes, LangChain, LlamaIndex, Semantic Kernel, OpenAI Codex, Anthropic Claude Code
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1mo
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SIMULATION & DIAGNOSTICS DEVELOPER
Greenbelt, Maryland, United States
$170k-$190k/yr HybridFull Time
MCSG Technologies
MCSG Technologies: Provides information technology, engineering, and healthcare support services.
12+ YOEUS citizenship; extensive software development lifecycle experience; embedded software; TCP/UDP networking; DTN protocols; Linux/VxWorks RTOS; C/C++/Java; testing and documentation; familiarity with Git/JIRA/GitHub.
C, C++, Java, XML, JSON, Linux, RTOS (VxWorks), Git, JIRA, GitHub, Python, TCP, UDP, DTN, NASA standards
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1w
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Computer Scientists
Annapolis Junction or Fort Meade
OnsiteFull Time
Artera Technologies
Artera Technologies: Provides software and systems engineering for the intelligence community.
3+ YOEMid to senior level software/firmware design, development, test; TS/SCI with poly required.
Python, C, C++
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1mo
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Quality Assurance Engineer (Sweep)
Arlington, Virginia, United States
HybridFull Time
IntraFi
IntraFi: Provides deposit placement and liquidity services to financial institutions.
5+ YOE5+ years in software QA within Agile teams; strong automation experience; Java, JavaScript, Python; Playwright/Selenium; API testing; SQL/PLSQL; AWS; CI/CD; QA leadership and offshore collaboration.
Playwright, Selenium, Geb, Groovy, Cucumber, JavaScript, WebDriverIO, Postman, REST-assured, Java, Python, Angular, PL/SQL, Oracle, Jenkins, Splunk, JIRA, Bitbucket, Confluence, AWS
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2w
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Automated Tester
Fairfax, Virginia, United States
OnsiteFull Time
Prometheus Federal Services
Prometheus Federal Services: Providing strategic consulting and program management for federal health agencies.
5+ YOE5+ years software testing, 2+ years automated testing; Selenium/Cypress/Playwright; QA/SDLC/Agile; CI/CD; Git; languages: JavaScript/Python/Java/C#
Selenium, Cypress, Playwright, Azure DevOps, Git, GitHub Actions, Jenkins, CI/CD, JavaScript, Python, Java, C#
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2mo
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Baseband Reverse Engineer (In office 5x/week)
Sterling, Virginia, United States
OnsiteFull Time
SIXGEN
SIXGEN: Provides cybersecurity assessments and mission-ready software for defense agencies.
Citizen with current Top Secret clearance; reverse engineering of RF/SDR; experience with SDR software and embedded systems; knowledge of RF protocols and testing; in-office work in Sterling, VA.
C, Python, C++, Git, Embedded Operating Systems, Ghidra, IDA Pro, GNU Radio, RFID, WiFi, Cellular, Bluetooth
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1mo
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Audio Visual Programmer (Associate, Mid-Level or Senior)
Herndon or United States
$93k-$192k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
2+ YOEActive TS/SCI w/ Counterintelligence Polygraph; Crestron programming; C/C++, Java, JavaScript, Python, Perl, Visual Basic; AV system integration and testing; network programming.
Crestron, C++, Java, JavaScript, Perl, Python, Visual Basic, C#, HTML
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1mo
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Automation Tester
Columbia, Maryland, United States
$92k-$110k/yr HybridMultiple Commitments Available
iCallidus
iCallidus: Provides information technology and cybersecurity services to federal agencies.
7+ YOE7+ years in automation testing with Selenium/TestNG/JUnit/Cypress; API, performance, and security testing; Agile; CI/CD; SDLC knowledge.
Selenium, TestNG, JUnit, Cypress, Postman, RestAssured, SoapUI, Jenkins, GitLab CI/CD, Azure DevOps, Python, Java, JavaScript, C#, JUnit, LoadRunner, JMeter
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2d
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Testing Lead/Architect
Ashburn, Virginia, United States
HybridFull Time
Niyam IT
Niyam IT: IT services and data analytics for government agencies.
10+ YOE4+ MgmtUS citizen; bachelor’s in CS/Engineering; 10+ years IT experience; expert in automation frameworks; Kubernetes, Helm, Podman; AWS; CI/CD; Python/Node.js/Go; strong communication; onsite 4 days/week in Ashburn, VA.
Kubernetes, Helm, Podman, AWS, Python, Node.js, Go, Playwright, Selenium
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1w
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Senior Data Analyst
Quantico, Virginia, United States
OnsiteFull Time
Data Intelligence
Data Intelligence: Provides engineering and cybersecurity solutions for federal government clients.
10+ YOEMaster’s degree in data science, computer science, engineering, mathematics, or related field; 10+ years in data science or advanced analytics; experience with software integration/testing; strong Python and R; data science, data mining, statistics, and graph algorithms; SQL/NoSQL; API development; ETL pipelines; data manipulation and visualization...
Python, R, SQL, NoSQL, APIs, ETL, Jupyter Notebook, Pandas, NumPy, Requests, Data Visualization Tools, Spreadsheet software
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HiringCafe market data

Python Test Software Developer Jobs market signals in Chantilly, VA, 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
150+
Hiring companies
90
Fresh sample
33% new in 30d
Salary visibility
47% show pay

Companies appearing in this market

iCallidusArtera TechnologiesAxle InformaticsBoeingData IntelligenceDev Technology GroupIntraFiKoalafi

Work location mix in visible results

Onsite: 8Hybrid: 6Remote: 1