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App Testing Jobs in Pennsylvania (NOW HIRING)

Northwest

Core App Developer II

Warren, PA

This position is responsible for designing, coding, unit testing, and creating, maintaining support documentation, and assisting other Developers. The candidate will also provide tier 1 and 2 ...

Northwest

Core App Developer II

Bellevue, PA · On-site

This position is responsible for designing, coding, unit testing, and creating, maintaining support documentation, and assisting other Developers. The candidate will also provide tier 1 and 2 ...

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App Testing information

What is the difference between App Testing vs Software Tester?

AspectApp TestingSoftware Tester
CredentialsKnowledge of testing tools, basic certifications (e.g., ISTQB)Similar certifications, often the same as App Testing
Work EnvironmentPrimarily in software development teams, testing mobile and web appsIn various industries, testing software across platforms
Industry UsageCommon in tech, mobile, and app development companiesUsed across software development sectors
Search & Comparison IntentFocused on testing mobile/web applicationsBroader, includes testing desktop and enterprise software

App Testing and Software Tester roles share many similarities, including required certifications and work environments. However, App Testing specifically emphasizes testing mobile and web applications, often within app development teams, while Software Testers may work across a broader range of software types and platforms. Both roles are essential in ensuring software quality and user experience.

What cities in Pennsylvania are hiring for App Testing jobs?

Cities in Pennsylvania with the most App Testing job openings:

App Testing jobs near you
Infographic showing various App Testing job openings in Pennsylvania as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, 2% Contract, and 1% Nights. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Software Test Engineer

MSA, The Safety Company

Cranberry Township, PA • On-site

Full-time

Posted 7 days ago

Job description

Overview
Are you someone who is passionate, motivated, and driven to make a difference? If so, MSA Safety is the perfect fit for your career.
At MSA, SAFETY is who we are AND it is what we do. We are a purpose-driven company committed to deploying innovation and technology to deliver on our Mission to help protect people and assets all around the world. We continue to be relentless in our pursuit of solving our customers greatest problems so they can go home safe each and every day.
Are you in? Read on for more details about this particular role.
Responsibilities
MSA Safety's Verification and Validation Engineering organization is looking for a technically savvy, and inquisitive Software Test Engineer. The successful incumbent will join our growing global team and will work closely with the developers, stakeholders, and other Software Quality Engineers and testers to ensure our products meet our quality requirements, and that we accomplish our goals as efficiently as possible. While this work is dynamic and diverse, the role will have a significant focus on automation development in all areas of testing. If you are excited about working in a highly collaborative team and being an integral part of developing high-technology products that keep our customers safe, we want to hear from you!
Responsibilities:
  • Work in the global R&D organization, developing, launching and supporting life-saving products, while meeting our quality requirements.
  • Evaluate product requirements, architecture, and development process compliance. Ensure review mitigation activities are completed.
  • Ensure that testability and performance requirements are captured and satisfied for new product developments.
  • Actively participate in code reviews.
  • Develop automation tools for embedded software testing, including integration, regression, performance and system-level validation. Develop test suites and scripts.
  • Improve and maintain our test automation systems and tools as necessary.
  • Participate in automated and manual testing efforts as required.
  • Identify, and track software issues, collaborate with developers to debug them.
  • Collect data in support of actionable quality metrics, use metrics to drive development and testing activities and improvements. Report on test results.
  • Up to 10% domestic/international travel may be required.

Qualifications
Qualifications:
This position is responsible for developing test methodologies, processes, tools, and automation for complex embedded software systems, and therefore must have demonstrated skills in the following areas:
  • Understanding of the Software Development Life Cycle.
  • Experience supporting embedded product development
  • Strong Python scripting skills
  • Experience in developing test cases, test harnesses, and test scripts
  • Experience in developing test automation in an embedded environment
  • Understanding the application of testing methodologies, such as Unit Testing, Integration Testing, Regression Testing, System Testing, and Performance Testing.
  • Experience using version control, issue tracking, and collaboration tools (e.g. Git, Jira, Confluence etc.)
  • Experience using Continuous Integration tools, such as Bamboo, Jenkins, or Travis.
  • Experience with software development and related quality metrics
  • A passion for software development quality, and a strong desire for learning and continuous improvement
  • Strong communications skills, and a desire to work in a global, multicultural team

Preferred:
  • Familiarity with industry-standard communications protocols (Bluetooth, SPI, I2C, ModBus, USB, etc.)
  • Ability to read and understand electronic schematics
  • Familiarity with software and hardware debugging tools (debuggers, oscilloscopes, logic analyzers, etc.)
  • Embedded software development experience in C/C++ is a plus
  • Experience with security topics is a plus
  • Experience with cloud or mobile app testing, including the use of standard automation tools is a plus

Education and experience required:
  • Bachelor's Degree in Software Engineering, Computer Engineering, Computer Science or relevant discipline from an ABET-accredited program
  • This position is available at multiple career levels based on experience
  • Software Quality/Testing Certification from a recognized professional organization is a plus
  • This position is available at different career levels based on education and experience

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