Grammar fix

develop skills

improve abilities

to gradually get better at something by learning or practicing it over time.

collocationB1common

Hear it in context

Notice where the phrase sounds natural.

She took extra classes to develop her language skills.study
In my opinion, volunteering is a great way to develop skills that are useful for future jobs.IELTS speaking

Pattern: develop + skills (in something/at doing something)

WrongI want to develop my skill in cooking.

RightI want to develop my cooking skills.

Plural 'skills'; 'cooking skills' or 'skills in cooking'.

Patterndevelop + skills (in something/at doing something)

Choose the version that sounds natural in speech.

Stiff Employees should cultivate their competencies.

Natural You can develop your skills on the job.

'Cultivate competencies' is corporate; 'develop your skills' is the natural phrase.

Words that usually travel with it.

Different from 'have skills' (already possess) or 'learn skills' (start to acquire). 'Develop skills' focuses on improvement over time.