Looking for logging into the Jenkins Jira site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Jenkins Jira site. After that you can login as usual with your login credentials.
https://issues.jenkins-ci.org/
https://wiki.jenkins.io/display/JENKINS/JIRA+Plugin
https://www.informatik-aktuell.de/entwicklung/methoden/jira-bitbucket-und-jenkins-fuer-einen-integrierten-entwicklungsprozess.html
https://marketplace.atlassian.com/apps/1211376/jenkins-integration-for-jira
https://community.atlassian.com/t5/Jira-questions/Has-anyone-successfully-integrated-Jenkins-and-JIRA-to-auto/qaq-p/352727
https://stackoverflow.com/questions/15411208/authenticate-jenkins-users-against-jira
https://github.com/jenkinsci/jira-plugin
https://docs.marvelution.org/display/JJI/Manage+Sites
https://confluence.xpand-it.com/display/XRAY/Integration+with+Jenkins
https://www.adaptavist.com/doco/display/KT/Automated+Testing+Tools
https://support.acquia.com/hc/en-us/articles/360005167214-Integrating-JIRA-GitHub-Jenkins-and-Slack-in-your-workflow
http://garageconcept.com/ggjhawn/c7jx64e.php?pacfnzbug=jira-pipeline-steps-plugin
https://about.gitlab.com/2018/07/30/gitlab-workflow-with-jira-jenkins/