By 1538 Ferrers had entered the service of Henry VIII's chief minister, Thomas Cromwell. After Cromwell's fall, Ferrers entered the King's service, and was present at the reception of the King's fourth wife, Anne of Cleves.
Ferrers began working for Thomas Cromwell, Henry VIII's chief minister, in 1538. After Cromwell was removed from his position, Ferrers joined the King's staff and attended the event where Anne of Cleves was welcomed by the King.