Add post title as a link parameter

Use this function of wordpress

get_permalink( int|WP_Post $post,bool $leavename = false )

Like this…

 <a href="https://wordpress.stackexchange.com/questions/338745/<?=get_permalink()?>">Apply to job </a>

Documentation :

https://developer.wordpress.org/reference/functions/get_permalink/

Anyways if you want get the title of current post use that:

https://developer.wordpress.org/reference/functions/the_title/

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