Despite his "youthful indiscretion," Bromley rose fairly quickly to positions of trust and responsibility at the Inn, while presumably making a living primarily from private practice and, increasingly, public appointments to judicial posts. In 1526 the parliament of the Inn appointed him one of the auditors for the building of a wall by the River Thames. In November 1528, as Whiddon, his former accomplice, was reappointed Reader for the following Lent, Bromley was appointed as one of the auditors to the Treasurer of the Inner Temple. After attending the Lent Reader for two successive years, in May 1533 Bromley was at last elected Reader for the following autumn. By February 1534 his standing was such that the Inn admitted one William Walter on his recommendation, free of all charges apart from the cost of his wine. In June 1539 Bromley was appointed serjeant-at-law by Henry VIII. He was immediately declared the next Autumn Reader, as was the custom. The records of the Inner Temple show that he refused the honour and was fined £10. However the entry recording this is crossed out, and it is not recorded whether Bromley retracted and performed the office or was pardoned. In November 1539, he was appointed Reader for Lent 1540, but two others were nominated as reserves. All three were honoured in this way in recognition of their appointment as serjeants-at-law. In the event, Bromley did not lecture for the full term but was replaced by one of his attendants after the second week,