'cutting-edge skills' is correct and usable in written English. You can use it to describe skills that are on the forefront of technology or another field of expertise; for instance, "In order to remain competitive in their field, the company invested in training its employees on cutting-edge skills.".
Dropping balls, for instance, taught students to learn from their mistakes, and juggling with knives encouraged them to attempt cutting-edge skills.
The result is a mismatch of skill levels here at home: not enough workers with the cutting-edge skills coveted by tech firms, and too many people with abilities that can be duplicated offshore at lower cost.
Time Inc. editors "look down on Meredith as being a sleepy, Iowa-based publisher without the cutting-edge skills and abilities that they feel that they have," said Peter Kreisky, who was a senior adviser to Mr. Griffin during his brief period at Time Inc.
The government also wants to train more students with "cutting-edge" skills at tackling online crime.
To date, thousands of visiting fellows and other foreign trainees have taken advantage of the expertise and facilities of the NIEHS to learn cutting-edge science, improve their knowledge and skills, and bring these abilities to bear on pressing environmental health problems around the world.
— a hub for cutting-edge science.
Cutting-edge science.
When I feel like I can't trust my brain 100%, Ludwig really comes in handy. It makes me translate and proofread faster and my output more reliable.
Claudia Letizia
Head Translator and Proofreader @ organictranslations.eu