My advice (25 years in the industry, dev and management roles). Job security comes from the combination of tech and business knowledge. If you know the business

My advice (25 years in the industry, dev and management roles). Job security comes from the combination of tech and business knowledge. If you know the business and can bang out the crud apps it runs on well then you are secure. Just focusing on tech means you are always replaceable except for very very high end or niche roles.