Mr Jelley worked for Skandia for 18 years from 1993 to 2011 in a variety of roles including head of tax and financial planning and head of proposition.
He then worked at St James's Place as a private client director for two years.
Mr Jelley will report to Steve Powell, UK sales director for Skandia, and will be responsible for leading the 10-strong wealth planning division. He will be working in partnership in financial advisers and helping them meet their clients' Financial Planning needs.
He is also a member of the UK technical committee in the Society of Trust and Estate Practitioners.
{desktop}{/desktop}{mobile}{/mobile}
He said: "Working closely with advisers and leading a strong team of talented and dedicated experts, means we have a real opportunity to raise the bar on the wealth planning expertise we can share with advisers. Skandia is an ambitious company with a great culture and I'm excited about being part of its future as a wealth solutions business."
Mr Powell said: "Colin has added tremendous value to our business over the years, and we are delighted to have him with us again in this new role. His vast wealth of knowledge and expertise is second to none and his in depth knowledge of Skandia and our products and services will help him hit the ground running. Skandia has always been a market leader in the wealth planning support it provides to advisers, and Colin joining will enhance that reputation and add real value to the team."

• Want to receive a free weekly summary of the best news stories from our website? Just go to home page and submit your name and email address. If you are already logged in you will need to log out to see the e-newsletter sign up. You can then log in again.