There is a business oriented dress code. Career breaks are not advisable because technology changes quickly. The work is stressful because of frequent tight deadlines, and can involve work with the defence industry. The gender balance is lower for females. A business management component would be advantageous.
Personal qualities are as important as technical skills.
This is sometimes possible Good technical knowledge, computing aptitude, communication and social skills and the ability to sell will be needed. Experience Pre-entry experience is not needed But experience of a customer service or sales environment may improve your chances. This is often assessed by a computer aptitude test. Communication skills and a mature personality are needed. Age may be seen as an advantage for dealing with customers, but entry may be difficult without previous relevant technical experience.