Python Test Software Developer Jobs in Boonsboro, MD, US

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Cyber Software Test Engineer

Chantilly, Virginia, United States

OnsiteFull Time

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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Software Developer in Test (SDET)

Ashburn, Virginia, United States

RemoteFull Time

Syms Strategic Group: Provides IT and professional services to federal government agencies.

10+ YOEStrong programming in C#, Java, or Python; experience in software testing; familiar with SDLC/Agile; US citizenship and Public Trust clearance; remote work.

Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, JIRA, SQL, JMeter, Gatling

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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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Staff Cyber Software Test Engineer

Chantilly, Virginia, United States

$161k-$241k/yr OnsiteFull Time

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

1mo

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1mo

Test Engineer

Tysons, Virginia, United States

$82k-$153k/yr OnsiteFull Time

SWIFT: Provides secure messaging services for global financial transactions.

3+ YOE3-5 years as Test/QA Engineer; Bachelor's in CS/SE; automation testing; Selenium; Java/Python; Linux; SQL/NoSQL; API testing; Agile.

Selenium, Java, Python, Linux, SQL, NoSQL, Postman, JMeter, LoadRunner

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Software Test Engineer Level 2

Annapolis Junction, Maryland, United States

OnsiteFull Time

Jovian Concepts: Provides technical services and engineering to the intelligence community.

14+ YOEActive TS/SCI with poly; 14+ years SWE experience; BS in Computer Science or related; 4 years' substitute experience; strong test, automation, Linux, and systems integration knowledge.

Linux, Python, CI/CD, JIRA, Git, Docker, ESB, CORBA, JBuilder, Eclipse, NOSQL, RabbitMQ, MongoDB, Google Protocol Buffers, gRPC, NoSQL

1mo

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1mo

Test Engineer / Cyber Test & Automation Engineer

Chantilly, Virginia, United States

OnsiteFull Time

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

1mo

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1mo

Software Engineer Integration & Test

Herndon or King of Prussia or Littleton or Sunnyvale

$77k-$135k/yr OnsiteFull Time

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

1mo

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1mo

Senior Software Engineer

Waltham or Lexington or North Bethesda

$119k-$155k/yr HybridFull Time

XometryNASDAQ: XMTR: Operates an AI-powered marketplace for custom manufacturing and prototyping.

6+ YOE6+ years in software development; full-stack experience; Python backend; React/Typescript; AWS; SQL and MongoDB; Docker/Kubernetes; strong debugging and testing.

Python, React, Typescript, HTML, CSS, AWS, SQL, MongoDB, Docker, Kubernetes

1mo

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1mo

Software Engineer, Senior

McLean, Virginia, United States

$130k-$196k/yr OnsiteFull Time

Freddie MacOTCQB: FMCC: Purchases and securitizes home mortgages for the secondary market.

5+ YOESenior Software Engineer with 5-7 years in production software, Python/Java, data engineering, AWS, Spark, Snowflake, and ETL pipelines. Strong design and testing skills.

AWS, AWS EMR, Snowflake, Apache Spark, Java, Python, ETL/ELT

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Software Signals Engineer

El Segundo or McLean

$69k-$158k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

3+ YOE3+ years in signal processing/DS/software development; RF testing; Python/C/C++; Agile tools; TS/SCI; BS in CS/CE/EE/STEM

Python, C, C++, Jira, Confluence, GitHub, Linux

1mo

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1mo

Software Development Engineer (US Federal)

McLean, Virginia, United States

$137k-$205k/yr HybridFull Time

WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.

8+ YOE8+ years software development experience; Python, Go, Ruby; Bachelor's in CS/Engineering or equivalent; API development; testing; OO design; mentorship; technical writing.

Python, Go, Ruby, APIs

1mo

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1mo

Software Developer

Annapolis Junction, Maryland, United States

$87k-$198k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

5+ YOE5+ years of experience building and operating production-grade full-stack applications; 5+ years with Go, Python, Node.js, or C#; 3+ years with SQL and graph databases; 3+ years with Docker/VMware; experience with software-hardware integration; CI/CD and automated testing; security and authentication basics; Secret clearance; Bachelor’s degree plus...

Go, Python, Node.js, C#, Docker, VMware, PostgreSQL, MySQL, MongoDB, DynamoDB, REST, Microservices, CI/CD, Generative AI, Security

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Software Engineer (mobile)

Chantilly or McLean

HybridFull Time

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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Software Engineer-7975

Reston, Virginia, United States

HybridFull Time

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: 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

1mo

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1mo

Software Developer (Automation & Distributed Integration Systems)

Ashburn, Virginia, United States

$115k-$117k/yr HybridFull Time

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

1mo

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1mo

Security Software Engineer, Emerging On-prem AI infrastructure

Reston, Virginia, United States

$147k-$211k/yr OnsiteFull Time

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

1mo

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1mo

Senior Software Automation Testing Engineer

Ashburn, Virginia, United States

$85k-$100k/yr HybridFull Time

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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Automation Test Engineer (Active TS/SCI Required)

Chantilly, Virginia, United States

OnsiteFull Time

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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Backend Software Engineer - HYBRID

Annapolis Junction, Maryland, United States

$144k-$147k/yr HybridFull Time

Red Arch Solutions: Provides IT engineering solutions for the intelligence community.

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

2mo

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2mo

Sr. Software Engineer (AI Solutions)

Owings Mills, Maryland, United States

$121k-$206k/yr HybridFull Time

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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Device Management DevOps Software Engineer

Carlsbad or Germantown or Duluth or Tempe or Englewood or Seattle

$117k-$185k/yr HybridFull Time

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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Software Engineer (Journeymen - SME Level)

Bethesda, Maryland, United States

OnsiteFull Time

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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Software Quality Assurance Engineer

Chantilly, Virginia, United States

$132k-$290k/yr OnsiteFull Time

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

1mo

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1mo

Software Developer, Journeyman

Herndon, Virginia, United States

$80k-$128k/yr OnsiteFull Time

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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Junior/Mid Full Stack Software Engineer

Bethesda, Maryland, United States

RemoteFull Time

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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Software Engineer - Core Platform

Ashburn, Virginia, United States

$110k-$130k/yr RemoteFull Time

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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Software Architect

McLean, Virginia, United States

OnsiteFull Time

Steampunk: Design-led federal technology consulting and innovation services firm.

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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3mo

Eng Sr Prin II - Test

Annapolis Junction, Maryland, United States

$150k-$254k/yr OnsiteFull Time

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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Principal Integration & Test Engineer

Chantilly, Virginia, United States

OnsiteFull Time

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

3mo

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3mo

Security Verification Test (SVT) Engineer - TS/SCI w/ Polygraph

Annapolis Junction, Maryland, United States

$150k-$220k/yr OnsiteFull Time

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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Test Engineering Leader - Evinova

Gaithersburg, Maryland, United States

$166k-$217k/yr HybridFull Time

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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Senior Software Development Engineer L4

Bowie or Bowie Government Office

$85k-$170k/yr OnsiteFull Time

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

1mo

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1mo

Software Tester / QA Engineer (Web & API Testing)

Chantilly, Virginia, United States

$160k-$190k/yr OnsiteFull Time

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

2mo

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2mo

Security Verification Test SWE, Senior

Annapolis Junction, Maryland, United States

$100k-$275k/yr OnsiteFull Time

Navstar: Provides IT and cybersecurity solutions to the intelligence community.

8+ YOEActive TS/SCI clearance with Polygraph; strong Java experience; multiple languages (Java/JEE, Python, C/C++, SQL, scripting); web services; Windows/Linux development; test automation; strong communication and independent work ethic.

Java, Python, C/C++, SQL, SOAP, WSDL, PERL, PowerShell, Eclipse, PostgreSQL, Oracle, Jenkins, JSON, HTML, XML, XSLT, JEE, Tomcat, WebLogic, JBoss, Mockito, Cucumber, Selenium, BDD, SAFe, J2EE, MongoDB

2mo

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2mo

Software Tester

Chantilly, Virginia, United States

OnsiteFull Time

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

1mo

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1mo

UI/UX Front-End Development Engineer

Bethesda, Maryland, United States

$125k-$220k/yr HybridFull Time

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

2mo

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2mo

Sr. Web Application Developer #1703183

Chantilly, Virginia, United States

$121k-$135k/yr OnsiteFull Time

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