Unfortunately, when searching for a new job, you cannot simply produce one perfect CV. Every advertisement you reply to, every recruitment company and employer you approach, should receive an application tailor-made to their specific requirements.
Always consider who the likely reader of your CV is going to be.
No two careers will be the same, so no two CVs will be the same, and no two career searches will be the same. It may be that you feel that there is more than one direction your career could take – you could choose to specialize in your own field or move into a more generalist managerial position. For the different routes you will need different strategies, focusing on different ...