The decreases are important for a general redesign declared by supervisor Jane Fraser last year.
The UK-conceived leader, who assumed control in 2021, said 2024 would be a "defining moment" for the firm.
Citi has proactively auctions off a portion of its abroad tasks and moved to list its Mexican unit as an independent firm.
The rebuilding reported last year is pointed toward killing layers of organization inside the bank, paring back layers of territorial administration abroad and cutting a few units.
Ms Fraser expressed that notwithstanding a $1.8bn (£1.4bn) misfortune over the most recent three months of 2023 - the greatest quarterly hit revealed by the moneylender in years - the bank had gained ground on its technique.
"Considering how far we are down the way of our improvement and divestures, 2024 will be a defining moment," Ms Fraser said.
Citi, which utilizes in excess of 16,000 individuals in the UK, declined to expound the number of the employment misfortunes could stir things up around town or which units would be generally impacted.
In any case, as the plans progress, they will strongly lessen the bank's size.
CFO Imprint Artisan said the bank expected to utilize around 180,000 individuals by 2025 or 2026, contrasted and around 240,000 toward the beginning of 2023.
The bank said the redesign is probably going to cost as much as $1bn this year alone, on top of $800m in the latest quarter. It is normal to save $2.5bn over the medium term.
Citi is among the five biggest banks in the US.
It has been feeling the squeeze from financial backers to work on its presentation. Benefits slack its companions and in prior years it has run into administrative issues, including fines over illegal tax avoidance controls.
Citi said the misfortune in the latest quarter was driven by one-off elements, for example, the degrading of the Argentine peso and an extraordinary charge the public authority collected on US banks to support its store reserve following a few disappointments last year.
For the entire year, income rose 4% from 2022 to $78.5bn, however benefits plunged 38% to $9.2bn.
By examination, at close adversary Wells Fargo, income developed 11% last year to $82.5bn, and benefits flooded around 40%.
At JP Morgan, income rose 23% to more than $158bn, while benefits bounced around 30%.
Citi shares drooped on Friday, down 1.4%.
