London Atil, software testers ensure that software applications are running as they should. They are responsible for identifying any bugs, glitches, or defects in software. They create test plans, write test cases, and execute those tests to identify any potential problems in the software. They work closely with software developers to ensure that any errors or issues are corrected before the software is released to the public. Their role is crucial in ensuring that software applications are of high quality and that users have a smooth experience.