The typical Mastech Digital Senior Software Engineer salary is $99,579. Senior Software Engineer salaries at Mastech Digital can range from $95,013 - $101,391. This estimate is based upon 12 Mastech Digital Senior Software Engineer salary report(s) provided by employees or estimated based upon statistical methods. When factoring in bonuses and additional compensation, a Senior Software Engineer at Mastech Digital can expect to make an average total pay of $99,579 . See all Senior Software Engineer salaries to learn how this stacks up in the market.