There are many options for you depending on whats your strategy. You can choose to either dollar cost average to spread out your investments or do a lump sum investment. There are many options for you to dollar cost average eg. Regular Savings Plan in ETFs or even get an investment-based ILPs etc.
The other option for you is to do a lump sum investment. You can either buy an ETF on its own or do your own stock picking. But do evaluate your risk appetite. Depending on what is your risk appetite, you will ratio out the riskier and safer assets.
Do make sure you've sorted out your emergency funds and insurance side of things! THis is to ensure you dont have to liquidate your investments when a crisis happens. All the best!
Financial planning is an integral part of life. You can reach me here to find out more.