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Python Test Software Developer Jobs in Winchester, VA, US

40 python test software developer jobs from 30 companies hiring in Winchester, VA, US.

All jobs in Winchester, VA, USPython Test Software Developer Jobs in United States
Nearby:Front Royal·Martinsburg·Leesburg·Ashburn·Berryville·Hagerstown·Frederick·South Riding·Purcellville·Sterling·Strasburg·Ballenger Creek·Centreville·Linton Hall·Germantown·Reston·Oak Hill·Herndon·Chantilly
40 jobs- Winchester • 50 miles
3w
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Cyber Software Test Engineer
Chantilly, Virginia, United States
OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
5+ YOEActive Secret security clearance or higher; Bachelor's degree with 5-8+ years, Master's with 6 years, PhD with 4 years, or 12 years of experience in lieu of a degree; experience in software/hardware testing; strong test planning and communication skills.
Python, JavaScript, Azure DevOps, Jira, TestComplete, UNIX command line
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5d
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Mission Systems Software Test Engineer II
Reston, Virginia, United States
OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
BS in engineering or physics; software testing experience; space systems knowledge; programming in Python/Golang/Rust/C++ ; cloud experience; strong communication.
AWS, Azure, Confluence, JIRA, Git, Python, Golang, Rust, C++
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2w
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Staff Cyber Software Test Engineer
Chantilly, Virginia, United States
$161k-$241k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEActive Secret clearance required; BS with 12+ yrs, MS with 10 yrs, or PhD with 8 yrs; experience in software/hardware testing; strong analysis and communication skills.
Python, JavaScript, Jira, Azure DevOps, TestComplete, UNIX, Android, Windows, Linux
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1mo
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Test Engineer / Cyber Test & Automation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
REDLattice
REDLattice: Provides advanced cybersecurity software and vulnerability research services.
Bachelor's in CS/Engineering or related field; experience in test engineering, automation, or system validation; proficiency in Python/C/C++, test automation tools; Agile/Scrum; SDLC; Linux/Unix; TS/SCI clearance or eligibility.
Python, C/C++, Selenium, Git, CI/CD, Linux
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1mo
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Software Engineer Integration & Test
Herndon or King of Prussia or Littleton or Sunnyvale
$77k-$135k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active TS/SCI clearance; strong programming/scripting skills; experience with CI/CD and cloud; excellent communication and detail orientation.
Bash, Python, GitLab, Atlassian tools, CI/CD, AWS
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3w
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Senior Test Engineer - Hybrid
Manassas, Virginia, United States
$101k-$188k/yr HybridFull Time
SWIFT
SWIFT: Provides secure messaging services for global financial transactions.
5+ YOE5+ years in software and systems testing; experience with CI/CD, automation, and performance testing; strong problem-solving and communication skills.
Python, Java, Selenium, Robot Framework, Linux, Jenkins, Bitbucket/Git, CI/CD, Ansible
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3w
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Software Engineer (mobile)
Chantilly or McLean
HybridFull Time
M1 Technology
M1 Technology: Developing mission-critical technology for the U.S. intelligence community.
Experience with Agile; development, maintenance, and testing of applications; enterprise SecDevOps tools (GitHub, Jenkins); independent testing throughout lifecycle; maintenance of existing infrastructure; development in Ruby, Java, JavaScript, TypeScript, HTML, C/Objective C, R, Python; ensure unit/integration/UAT testing and system changes; mobil...
GitHub, Jenkins, Ruby, Java, JavaScript, TypeScript, HTML, C, Objective C, R, Python, XCode, Swift, SwiftUI
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2w
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Software Engineer-7975
Reston, Virginia, United States
HybridFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEBachelor's degree in Computer Science or Engineering and 2 years' experience with Python/Scala/SQL, Databricks; AWS (IAM, S3, Airflow, Athena); Big Data (Spark, Presto, Snowflake); Linux; ML model development and A/B testing.
Python, Scala, SQL, Databricks, AWS, IAM, S3, Airflow, Athena, Spark, Presto, Snowflake, Linux, LightGBM
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Principal Cyber Software Test Engineer
Chantilly, Virginia, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
5+ YOEActive Top Secret/SCI with Poly; 5+ years' experience; bachelor's with 5y, master's with 3y, PhD with 1y, or 9y experience in lieu of a degree; strong software/hardware testing; clear communication.
Python, JavaScript, Test Automation, SmartBear TestComplete, Azure DevOps, Jira, UNIX, Linux, Windows, Virtual Machines
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1mo
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Software Developer (Automation & Distributed Integration Systems)
Ashburn, Virginia, United States
$115k-$117k/yr HybridFull Time
Dobbs Defense Solutions
Dobbs Defense Solutions: Providing IT and cybersecurity solutions for government missions.
5+ YOE5+ years software testing and test automation; strong C#/.NET Core; experience with backend services, APIs, distributed systems; CI/CD; test frameworks.
C#, NET Core, PowerShell, Python, HTTP/REST, TCP/IP, Sockets, xUnit, NUnit, MSTest, Git, CI/CD, Postman, Newman, RestAssured, Docker
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1mo
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Security Software Engineer, Emerging On-prem AI infrastructure
Reston, Virginia, United States
$147k-$211k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides internet search services and cloud computing technology solutions.
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
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2w
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Test-Focused DevOps Engineer
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time, Part Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
DevOps engineer with focus on test systems, experience with automated testing, CI/CD, and TS/SCI clearance. HS diploma or GED required.
Selenium, Appium, Cypress, Python, Java, C#, CI/CD
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1mo
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Senior Software Automation Testing Engineer
Ashburn, Virginia, United States
$85k-$100k/yr HybridFull Time
Vastly AI
Vastly AI: Provider of custom AI, machine learning, and IT solutions.
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
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1w
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Automation Test Engineer (Active TS/SCI Required)
Chantilly, Virginia, United States
OnsiteFull Time
MissionOvo
MissionOvo: Provides technology and engineering services for national security missions.
5+ YOEActive TS/SCI clearance, BS in CS/Engineering, 5+ years test automation, frameworks Selenium/Cypress/Playwright/TestNG/JUnit, Python/Java/JS/C#, Git, API testing, Agile, embedded/hardware, cloud (AWS/Azure/GCP), performance testing, ISTQB a plus.
Selenium, Cypress, Playwright, TestNG, JUnit, Python, Java, JavaScript, C#, Git, Postman, REST Assured, Jenkins, GitLab CI, Azure DevOps, JMeter, LoadRunner
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1mo
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Senior Cyber Test Engineer (Onsite)
Sterling, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
3+ YOETS/SCI with CI Poly clearance; 3 years test engineering; 3 years offensive cyber operations; 3 years Python/Bash scripting; 3 years Linux/Unix; networking knowledge; strong communication and collaboration.
Python, Bash, Linux, Docker, Networking
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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
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
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
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1d
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Software Quality Assurance Engineer
Chantilly, Virginia, United States
$132k-$290k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
7+ YOETS/SCI with poly, 7+ years QA engineering, automated testing, Windows/Linux, test scripts, agile
Selenium, Jira, Confluence, Python, Java, test automation framework
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1mo
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Software Developer, Journeyman
Herndon, Virginia, United States
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
2+ YOESoftware development experience with hands-on coding, testing, and debugging; CI/CD pipelines; Git; web/backend frameworks; RMF/ATO considerations (desired).
Git, CI/CD, Containerization, Cloud services, PowerShell, Python
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2d
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Software Testing Principal
Ashburn, Virginia, United States
RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
10+ YOELead software testing with strong programming skills (C#, Java, Python); develop/test plans; manual and automated testing; SDLC/Agile experience.
Selenium, TestNG, JUnit, QTP, LoadRunner, CI/CD, GitHub Actions, Git, Subversion, AWS, Azure
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1w
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Software Engineer - Core Platform
Ashburn, Virginia, United States
$110k-$130k/yr RemoteFull Time
Unacast
Unacast: Provides human mobility analytics and global location intelligence solutions.
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
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1w
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Principal Integration & Test Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Trident Systems
Trident Systems: Develops high-performance electronics for space and defense.
9+ YOEBachelor's in EE/CE/CS or related field; 9+ years in embedded systems integration and test; strong hardware/software debugging; experience with avionics or aerospace hardware.
C/C++, Python, FPGA, Lab instrumentation
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2mo
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Perception Engineer
Clarksburg, Maryland, United States
$130k-$180k/yr OnsiteFull Time
Forterra
Forterra: Develops autonomous driving systems for defense and industrial applications.
2+ YOEDevelop and maintain C++/Python perception software; collaborate across autonomy teams; travel to test sites.
C++, Python, Linux, Docker, Git, CI/CD, Bash, Automation
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2w
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Test Engineering Leader - Evinova
Gaithersburg, Maryland, United States
$166k-$217k/yr HybridFull Time
AstraZeneca
AstraZenecaLondon Stock Exchange: AZN: Researches and develops medicines to treat major diseases globally.
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
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1mo
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Software Tester / QA Engineer (Web & API Testing)
Chantilly, Virginia, United States
$160k-$190k/yr OnsiteFull Time
Falls Technology
Falls Technology: Provides secure software development and systems engineering services.
3+ YOE3+ years in software testing; strong web and REST API testing; API tools; test automation; JavaScript/Python/Java; Agile/Scrum.
Postman, Swagger, Cypress, Git, JavaScript, Python, Java, JSON
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2mo
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Software Tester
Chantilly, Virginia, United States
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and mission-critical services globally.
8+ YOEActive TS/SCI with a polygraph; associate or bachelor in CS/cyber security/engineering/mathematics; 8 years of experience; automated test scripting in Python/Bash/Java/JavaScript; functional and regression testing; UNIX/Windows; JIRA; customer and stakeholder interaction.
Python, Bash, Java, JavaScript, Selenium, JIRA, Unix, Windows
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1mo
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Modernization Engineer (Senior)
Manassas, Virginia, United States
OnsiteFull Time
Spear AI
Spear AI: Develops AI software and sensors for maritime defense operations.
Senior software engineer with Rust, C/C++, Docker/Kubernetes, Kafka/Redpanda, Terraform/Pulumi, Python; strong testing, linting, and CI/CD experience.
Rust, C/C++, Docker, Kubernetes, Kafka/Redpanda, Terraform, Pulumi, Python, GitHub Actions, Protobuf
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3w
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Frameworks Developer, Mid
Reston, Virginia, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years Java Spring framework and server-side development; Kafka, Kubernetes, Git, Node.js, SQL or Python; testing; TS/SCI clearance; HS diploma; ability to obtain DoD 8570 or CISSP within 30 days.
Java Spring Framework, Kafka, Kubernetes, Git, Node.js, SQL, Python, testing frameworks, Jira, Confluence, GitHub, GitLab
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2mo
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Sr. Web Application Developer #1703183
Chantilly, Virginia, United States
$121k-$135k/yr OnsiteFull Time
Network Designs, Inc.
Network Designs, Inc.: Provides IT, network, and cybersecurity solutions to government agencies.
8+ YOEDesign, develop, test web apps; US citizenship; active TS clearance with SCI access and CI polygraph; onsite Chantilly, VA; 8+ years web development; BS in CS/Software Engineering; SAFe and agile experience; 508 compliance; modern frontend and backend tech; cloud and DevSecOps.
Angular, React, .NET C#, Python, Node.js, JavaScript, TypeScript, HTML5, CSS3, Bootstrap, MySQL, PostgreSQL, Microsoft SQL, Elasticsearch, RabbitMQ, Redis, Docker, Kubernetes, AWS GovCloud, SC2S, C2S, DevSecOps
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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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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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4w
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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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1d
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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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HiringCafe market data

Python Test Software Developer Jobs market signals in Winchester, 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
40
Hiring companies
30
Fresh sample
63% new in 30d
Salary visibility
57% show pay

Companies appearing in this market

GoogleBooz Allen HamiltonCACILockheed MartinNorthrop GrummanSAICSpear AIAstraZeneca

Work location mix in visible results

Onsite: 29Hybrid: 9Remote: 2

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