Abstract: With the promotion and implementation of the railway information development strategy, the Web-end financial system has been widely used in the railway system. Aiming at the problem of incomplete test coverage in the iterative development of the traditional waterfall model, this paper analyzed the key points of the testing in each stage of the software life cycle, combined the business characteristics of the financial software, put forward the application method of the double-V model in the testing of the financial software at the Web-end, and introduced in detail the key points and methods of the document test, process test, security test, stress test and compatibility test in the testing stage. It implemented the test management of the whole software life cycle.