New Delhi, July 8 -- Former UK Prime Minister Rishi Sunak is set to join Goldman Sachs as a senior adviser, in his first major role after resigning as Conservative party leader last year.

Sunak will be returning to the Wall Street investment bank after around 21 years.

He spent the first few years of his career (2000-2004) in the firm, first as a summer intern and later as a junior analyst, Financial Times reported.

According to the bank's chief executive David Solomon, the ex-prime minister will work with Goldman executives to advise clients on geopolitical and economic issues.

"I am excited to welcome Rishi back to Goldman Sachs in his new capacity as a senior adviser," the chief executive said in a statement.

He will also spend ti...