... PyTest (preferred) or unittest • Experience with Python project management, dependency management tools, and build tools such as poetry (preferred), make, uv, pip, or conda • Familiarity with API ...
... PyTest (preferred) or unittest • Experience with Python project management, dependency management tools, and build tools such as poetry (preferred), make, uv, pip, or conda • Familiarity with API ...
Develop automated test scripts using frameworks such as PyTest, Selenium, or Robot Framework. * Perform database testing and data validation using complex SQL queries. * Validate ETL processes, data ...
Develop automated test scripts using frameworks such as PyTest, Selenium, or Robot Framework. * Perform database testing and data validation using complex SQL queries. * Validate ETL processes, data ...
... pytest, NumPy, Pandas, Pydantic). * 3+ years of production experience building AI/LLM-powered applications and leading end-to-end AI solution delivery * Hands-on experience building AI/LLM ...
... pytest, NumPy, Pandas, Pydantic). * 3+ years of production experience building AI/LLM-powered applications and leading end-to-end AI solution delivery * Hands-on experience building AI/LLM ...
Senior Testing Lead
Fairfax, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Senior Testing Lead
Fairfax, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Senior Testing Lead
Falls Church, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Senior Testing Lead
Falls Church, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Senior Software Engineer (Python) - Remote
Reston, VA · Remote
$126K - $170K/yr
If you have experience with Python, Django administration, JavaScript, pytest, GitHub Actions, Podman, CloudTamer (Kion), and AWS-and want your work to help empower hundreds of thousands of Medicare ...
Senior Software Engineer (Python) - Remote
Reston, VA · Remote
$126K - $170K/yr
If you have experience with Python, Django administration, JavaScript, pytest, GitHub Actions, Podman, CloudTamer (Kion), and AWS-and want your work to help empower hundreds of thousands of Medicare ...
Senior Testing Lead
Falls Church, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Senior Testing Lead
Falls Church, VA · On-site
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
Automation Tester
Springfield, VA · On-site
$48 - $63.50/hr
TestNG, JUnit, PyTest * Cucumber * Docker / Kubernetes Environments * Performance Testing (JMeter, Locust) * Languages: Java, Ruby, Python, XML Desired Expereince * AWS or other Cloud Platform ...
Automation Tester
Springfield, VA · On-site
$48 - $63.50/hr
TestNG, JUnit, PyTest * Cucumber * Docker / Kubernetes Environments * Performance Testing (JMeter, Locust) * Languages: Java, Ruby, Python, XML Desired Expereince * AWS or other Cloud Platform ...
... PyTest, SonarQube, Tenable Nessus, and hardened artifact pipelines to validate reliability, operational suitability, and mission alignment of production-ready models. • Integrates evaluation ...
... PyTest, SonarQube, Tenable Nessus, and hardened artifact pipelines to validate reliability, operational suitability, and mission alignment of production-ready models. • Integrates evaluation ...
Senior Test Engineer
Fairfax, VA · On-site
Pytest * RESTful (Rest-APIs) * Selenium What you can expect from us: Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and ...
Senior Test Engineer
Fairfax, VA · On-site
Pytest * RESTful (Rest-APIs) * Selenium What you can expect from us: Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
Senior Software Engineer (Python) - Remote
Reston, VA · On-site +1
$126K - $170K/yr
If you have experience with Python, Django administration, JavaScript, pytest, GitHub Actions, Podman, CloudTamer (Kion), and AWS-and want your work to help empower hundreds of thousands of Medicare ...
Senior Software Engineer (Python) - Remote
Reston, VA · On-site +1
$126K - $170K/yr
If you have experience with Python, Django administration, JavaScript, pytest, GitHub Actions, Podman, CloudTamer (Kion), and AWS-and want your work to help empower hundreds of thousands of Medicare ...
Automation Tester with Security Clearance
$48 - $63.50/hr
TestNG, JUnit, PyTest * Cucumber * Docker / Kubernetes Environments * Performance Testing (JMeter, Locust) * Languages: Java, Ruby, Python, XML Desired Expereince * AWS or other Cloud Platform ...
New
Automation Tester with Security Clearance
$48 - $63.50/hr
TestNG, JUnit, PyTest * Cucumber * Docker / Kubernetes Environments * Performance Testing (JMeter, Locust) * Languages: Java, Ruby, Python, XML Desired Expereince * AWS or other Cloud Platform ...
New
Junior Full Stack Software Engineer (DevSecOps)
Herndon, VA · On-site
$80K - $128K/yr
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
Junior Full Stack Software Engineer (DevSecOps)
Herndon, VA · On-site
$80K - $128K/yr
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
... PyTest, SonarQube, Fortify, and Department of War-approved static and dynamic analysis tools. • Performs scheduled performance and load validations, evaluates pipeline artifacts, validates gate ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts. * Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned ...
... pytest or other similar software test frameworks Clearance: TS/SCI clearance with FS polygraph is required.
... pytest or other similar software test frameworks Clearance: TS/SCI clearance with FS polygraph is required.
Python Developer - TS/SCI w/Poly - Herndon//Chantilly Va.
Chantilly, VA · On-site
$125K/yr
Unit Testing Frameworks in PyTest and Mocking. Preferred Skills/Experience: Experience with Python ORM tools for database as code, such as SQLAlchemy. Experience deploying containerized Python code ...
Python Developer - TS/SCI w/Poly - Herndon//Chantilly Va.
Chantilly, VA · On-site
$125K/yr
Unit Testing Frameworks in PyTest and Mocking. Preferred Skills/Experience: Experience with Python ORM tools for database as code, such as SQLAlchemy. Experience deploying containerized Python code ...
JUnit / Mockito * pytest / unittest * Familiarity with CI-friendly testing practices Database & Data Skills * Strong experience with RDBMS (e.g., MS SQL Server) * Expertise in data modeling and ...
Quick apply
JUnit / Mockito * pytest / unittest * Familiarity with CI-friendly testing practices Database & Data Skills * Strong experience with RDBMS (e.g., MS SQL Server) * Expertise in data modeling and ...
Pytest information
What is Pytest and what is it used for?
What are the key skills and qualifications needed to thrive as a Pytest Automation Engineer, and why are they important?
How does a Pytest automation engineer typically collaborate with developers and QA teams during a software release cycle?
What is the difference between Pytest vs Selenium Tester?
| Aspect | Pytest | Selenium Tester |
|---|---|---|
| Primary Focus | Automated testing framework for Python code | Web application testing using browser automation |
| Required Skills | Python programming, testing frameworks | Web technologies, Selenium WebDriver, scripting |
| Work Environment | Software development, QA teams, CI/CD pipelines | Web testing, QA teams, browser environments |
| Common Certifications | Python certifications, testing certifications | Selenium certifications, QA certifications |
Pytest is a Python testing framework used primarily for unit and integration testing of Python applications. Selenium Tester specializes in automating web browsers to test web applications. While both roles involve testing, Pytest focuses on code-level testing within Python projects, whereas Selenium Testers focus on browser-based testing of web interfaces. Understanding these differences helps teams assign the right tools and skills for their testing needs.

Full-time
This job post has expired today. Applications are no longer accepted.
Job description
BTI360 is a company dedicated to developing software engineers and has been recognized as a top place to work. They are looking for multiple Backend Python Engineers to build mission-critical production applications focused on data discovery and analysis, collaborating closely with teammates in a Lean Agile environment.
Responsibilities:
• Work closely with teammates and stakeholders in a Lean Agile environment to build mission-critical production applications focused on data discovery and analysis
• Participate in code reviews, system design discussions, and continuous improvement initiatives
• Leverage modern build tools, testing frameworks, and CI/CD pipelines to ensure quality and delivery speed
• Design, implement, and test backend services and APIs using reactive programming concepts for production applications
• Integrate with cloud services and data platforms to expose high-value data through secure, performant interfaces
• Leverage DevSecOps pipelines, containers, and modern deployment tools to deliver software efficiently and reliably
Qualifications:
Required:
• Active Security Clearance (Secret or higher) or the ability to obtain one
• Experience with source control (e.g. Git) and CI/CD pipeline tools such as AWS CodeBuild (preferred), Jenkins, GitLab CI, or GitHub Actions
• Experience designing and implementing scalable, maintainable, and OOP based software in a containerized cloud environment (AWS preferred) leveraging foundational services for computing, identity management, and networking.
• Experience developing backend services using Python and a modern web framework such as FastAPI (preferred), Flask, Django, or Chalice
• Experience with testing frameworks such as PyTest (preferred) or unittest
• Experience with Python project management, dependency management tools, and build tools such as poetry (preferred), make, uv, pip, or conda
• Familiarity with API standards such as REST and HTTP, message-driven architectures, persistent storage layers, and distributed systems
• Effective written and verbal communication skills necessary to perform job duties and collaborate with team members
• Candidates must maintain a primary residence within a two‑hour drive of Herndon, VA to support onsite collaboration as needed.
Preferred:
• Experience with source control (e.g. Git) and CI/CD pipeline tools such as AWS CodeBuild (preferred), Jenkins, GitLab CI, or GitHub Actions
• Experience designing and implementing scalable, maintainable, and OOP based software in a containerized cloud environment (AWS preferred) leveraging foundational services for computing, identity management, and networking.
• Experience developing backend services using Python and a modern web framework such as FastAPI (preferred), Flask, Django, or Chalice
• Experience with testing frameworks such as PyTest (preferred) or unittest
• Experience with Python project management, dependency management tools, and build tools such as poetry (preferred), make, uv, pip, or conda
• Familiarity with monitoring and observability stacks such as Prometheus/Grafana (preferred), CloudWatch, or ELK/EFK
• Contributions to open-source libraries or community projects or personal projects
• Experience with search technologies such as OpenSearch (preferred), Elasticsearch, or Solr
• Experience working with streaming or event-driven architectures such as SNS/SQS (preferred), Kafka, Kinesis, AWS Step Functions, or Event Bridge
• Knowledge of Infrastructure as Code (e.g., Terraform) and how to leverage DevSecOps pipelines to deliver code
• Experience working with NLP libraries (e.g., spaCy, NLTK, Hugging Face Transformers) and integrating with commercial or custom generative AI services such as OpenAI, Azure Cognitive Services, or proprietary models.
Company:
BTI360 develops and delivers big data software solutions to minimize the time spent on research and utilize time providing insights. Founded in 2004, the company is headquartered in Ashburn, USA, with a team of 51-200 employees. The company is currently Growth Stage.
About BTI360
Sourced by ZipRecruiter
Industry
Software development
Company size
51 - 200 Employees
Headquarters location
Herndon, VA, US
Year founded
2004