If you are interested in developing your career in that direction, would it have a higher reward in terms of job security and compensation to focus on your soft

If you are interested in developing your career in that direction, would it have a higher reward in terms of job security and compensation to focus on your soft skills instead of hard skills? If you're already a staff engineer, your leadership skills could be more important to your future than becoming fluent in Java or .NET. Aim for getting promoted, not for avoiding getting demoted?