Apache Axis is not essential for writing java to talk to Jira.
Have you tried the examples under https://confluence.atlassian.com/display/JIRA042/Creating+a+SOAP+Client ?
If you've got that far and want to use Axis to help build up your application, then you may be better off asking in Axis related forums/communities, although I'm sure there are people here who have used it with their applications that talk to Jira.
Bear in mind that SOAP is not really the way forward for Jira, so although I doubt it'll be dropped from new releases, it won't be improved either. Atlassian are concentrating on REST in later versions.
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