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Python Test Software Developer Jobs in Middle River, MD, US

110+ python test software developer jobs from 69 companies hiring in Middle River, MD, US.

All jobs in Middle River, MD, USPython Test Software Developer Jobs in United States
Nearby:Rossville·Essex·Baltimore·Rosedale·Perry Hall·Carney·Parkville·White Marsh·Overlea·Dundalk·Bowleys Quarters·Joppatowne·Towson·Edgewood·Bel Air South·Gwynn Oak·South Bel Air·Glen Burnie·North Bel Air
114 jobs- Middle River • 50 miles
2mo
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Associate Software Engineer
Arlington or Mount Laurel
$72k-$114k/yr OnsiteMultiple Commitments Available
Innovative Defense Technologies
Innovative Defense Technologies: Develops automated software integration and testing solutions for defense.
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
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2mo
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Sr. Software Engineer (AI Solutions)
Owings Mills, Maryland, United States
$121k-$206k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNasdaq: TROW: Provides global investment management and retirement planning services.
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
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2mo
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O-RAN DU Test Engineer
Arlington, Virginia, United States
HybridFull Time
DeepSig
DeepSig: Developing AI software for wireless signal processing and sensing.
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
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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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1mo
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Principal Software I&T Engineer (Contract)
Arlington or Denver or Houston or Merritt Island
RemoteContract
Airbus U.S. Space & Defense
Airbus U.S. Space & DefenseEuronext Paris: AIR: Provides satellite, helicopter, and cybersecurity solutions for U.S. defense.
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
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2w
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Software Engineer (Journeymen - SME Level)
Bethesda, Maryland, United States
OnsiteFull Time
VMD Corp
VMD Corp: Provides airport security screening and federal IT services.
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
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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
Constellation Technologies
Constellation Technologies: Provides cyber engineering and systems integration for defense agencies.
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
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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
Halogen Engineering Group
Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.
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
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3w
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Test Engineer
Hanover or United States
$94k-$198k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
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
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1w
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Junior/Mid Full Stack Software Engineer
Bethesda, Maryland, United States
RemoteFull Time
Black Canyon Consulting
Black Canyon Consulting: Provides specialized IT and scientific support to federal agencies
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
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2mo
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Lead Software Engineer –Hybrid NYC
New York City or Baltimore
HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Global investment management firm providing funds and retirement services.
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
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3mo
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Eng Sr Prin II - Test
Annapolis Junction, Maryland, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA.: Manufactures advanced defense, aerospace, and security solutions.
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
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10h
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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
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2mo
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Security Verification Test Engineer | Annapolis Junction, MD (FS Poly Required)
Annapolis Junction, Maryland, United States
OnsiteFull Time
August Schell
August Schell: Provides cybersecurity and engineering services for government and commercial clients.
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
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3mo
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Security Verification Test (SVT) Engineer - TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$150k-$220k/yr OnsiteFull Time
Sunayu
Sunayu: Software and cybersecurity engineering services for government intelligence agencies.
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
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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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3w
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Senior Software Development Engineer L4
Bowie or Bowie Government Office
$85k-$170k/yr OnsiteFull Time
Inovalon
Inovalon: Cloud platform for data-driven healthcare analytics and insights.
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
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1mo
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System Test Intern
Edgewood, Maryland, United States
$15-$35/hr OnsiteInternship
Smiths Group
Smiths GroupLondon Stock Exchange: SMIN: Global engineering of mission-critical components for industrial markets.
0+ YOEUndergrad in process or completed; 0 years experience; familiar with Windows, Linux, virtualization, and Python.
Windows, Linux, Python, Virtualization
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2w
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Cleared Embedded Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Yellow Duck Technologies
Yellow Duck Technologies: Engineering mission-critical software and systems for the intelligence community.
Embedded software design, development, testing; TS/SCI with Full Scope Polygraph required.
C/C++, Python, RTOS, VxWorks, uC/OS, Windows, Linux
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3w
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Internship - Software Quality Assurance (SQA)
Newark, Delaware, United States
$23-$28/hr OnsiteFull Time
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
Pursuing or recently completed degree in CS/CE/ECE; programming in C#, Python; knowledge of software testing; familiar with CI/CD and source control.
C#, Python, Git, Selenium, pytest, NUnit, xUnit, Robot Framework, CI/CD tools, Azure DevOps, Jenkins, GitHub Actions, GitLab CI
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1mo
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Software QA Lead
Arlington, Virginia, United States
$145k-$185k/yr OnsiteFull Time
Sabre Systems
Sabre Systems: Provides engineering and IT solutions for defense customers.
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
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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
GDIT
GDITNYSE: GD: Provides technology and mission services to government and defense agencies
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++
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4w
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Senior Back End Developer
Lackland AFB or Fort Meade
OnsiteFull Time
Titan Technologies
Titan Technologies: Provides IT solutions and services to government agencies.
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
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3mo
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Eng Sr Prin II - Test
Annapolis Junction, Maryland, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Manufactures advanced defense, aerospace, and security technology solutions.
10+ YOEJava expertise; broad experience with Java/JEE, Python, C/C++, SQL, SOAP/WSDL; UI development; cryptography knowledge; Windows/Linux; web services; strong software principles; effective communication; independent thinker.
Java, Python, C/C++, SQL, SOAP/WSDL, PERL, PowerShell, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT
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2w
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Software Quality Assurance Lead
Arlington, Virginia, United States
$130k-$217k/yr OnsiteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
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
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4w
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Principal Engineer - Agentic AI Applications
Washington, District of Columbia, United States
$168k-$230k/yr HybridFull Time
Serko
SerkoNZX: SKO: Provides online corporate travel and expense management software.
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
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1mo
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UI/UX Front-End Development Engineer
Bethesda, Maryland, United States
$125k-$220k/yr HybridFull Time
Absolute Business Solutions Corp
Absolute Business Solutions Corp: Provides technology and intelligence services to the US government.
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
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1w
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Data Engineer II
Annapolis, Maryland, United States
$110k/yr OnsiteFull Time
Crisis24
Crisis24: Integrated risk management and global crisis response solutions.
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
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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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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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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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3mo
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Lead Systems Engineer - Underwriting (Remote)
Baltimore, Maryland, United States
$113k-$225k/yr RemoteFull Time
CareFirst BlueCross BlueShield
CareFirst BlueCross BlueShield: Provides health insurance coverage and administrative healthcare services.
8+ YOE8 years of software systems experience; Bachelor's in IT/CS or 4 additional years of relevant work experience; ITIL Foundations v3; experience with underwriting rating systems; strong data analysis, testing, and SDLC/Agile knowledge.
JavaScript, XML, .NET Framework, Python, Power BI, SQL, Oracle, MongoDB, MySQL, VBA, MS Access
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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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HiringCafe market data

Python Test Software Developer Jobs market signals in Middle River, 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
110+
Hiring companies
69
Fresh sample
35% new in 30d
Salary visibility
73% show pay

Companies appearing in this market

T. Rowe PriceBAE SystemsCACIiCallidusAbsolute Business Solutions CorpAirbus U.S. Space & DefenseAmerican SystemsArtera Technologies

Work location mix in visible results

Onsite: 23Hybrid: 13Remote: 4