How a Third Party QA Team Accelerates The Growth of an Organization in Terms of Software Quality? There is always a strong need of outsourcing third-party testing team if you aspire to improve the quality of your applications and ongoing testing processes and reduction in business overhead. It can be explained by an example: There is a short-term project with limited functionality; both the testers and developers start working on this project. As the project progresses, the project becomes more complex than what was actually planned.