Mr Javid rejected an order to fire his team of aides, saying "no self-respecting minister" could accept such a condition.
Planning has got off to a rocky start, with Johnson last week firing Claire O'Neill, a former British government minister appointed previous year to head up the event.
Mr Javid's shock resignation is reported to have come after a row with the Prime Minister and his most senior adviser Dominic Cummings over special advisers.
Chancellor Javid had been widely expected to keep his job in the Cabinet shakeup.
British Prime Minister Johnson also appointed Alok Sharma as his new business minister, the governmnet said.
It is now understood No 10 and No 11 will have a new joint team of advisers, signalling the PM will have more control.
The existing British finance minister Sajid Javid had resigned on Thursday, a surprise move that underlined Prime Minister Boris Johnson's desire to tighten his grip on government by jettisoning a minister who refused to toe the line.
Australia: Torrential rains end major wildfire, leads to flooding
James Jackson, the president of NSW Farmers, told Reuters : "This one event won't replenish the whole soil moisture profile". Firefighters battling Australia's devastating wildfires are getting some help from the weather in New South Wales .
Great Yarmouth MP and former party chairman Brandon Lewis will take over from sacked minister Julian Smith as secretary of state for Northern Ireland.
The pound was trading higher against the dollar shortly after midday on Thursday, with Sunak widely seen as a more loyal ally of the prime minister with a hard few months ahead.
Several high-profile women in Johnson's government, including Business Secretary Andrea Leadsom and Housing Minister Esther McVey, were fired.
Meanwhile, the report said that Geoffrey Cox, UK's attorney general, has also tendered his resignation.
Dominic Raab and Priti Patel have already been confirmed as retaining their posts as foreign secretary and home secretary respectively.
Anne-Marie Trevelyan joins the Cabinet as International Development Secretary, having previously been a defence minister. Number 10 Downing Street is the official residence of the British prime minister, while the Chancellor has always been the next-door neighbour at 11, Downing Street.
Michael Gove retains his role as chancellor of the Duchy of Lancaster and minister for the cabinet office.