Required skills:

Server-side tech favourites:
MySQL
MSSQL
PHP

Zend and Laravel Framework experience a plus
Client-side enjoyables:

HTML
CSS (including LESS and SASS)
JavaScript (jQuery, Angular)
Bootstrap framework familiar

Other helpful skills:

Experience with moulding FSD documents
Guiding client thinking
Able API integrator (web services, SOAP and REST-ful APIs)
Experience with agile development frameworks (SCRUM, iterative development, JIRA)
Code optimisation experience
Graphic and UI optimisation experience
Database optimisation and maintenance experience