Not necessary. For example, NHS is used by a large cross-section of the society. Another example are council services like picking up garbage. You will notice there is a substantial deterioration in these services.
> semi-skilled industry are now likely looking for jobs in other semi-skilled industries
There is a massive shortage of labour in hotels, farms, construction
> rent inflation and increases in the cost of real estate
Yes it does. But this is because of lack of housing supply. Govt is missing new housing targets every year since 2001 [1]. The focus should be to increase the pie instead of being a zero-sum game. The right migrants help you achieve this.
Also, the UK's birth rate is below replacement level [2] and with life expectancy high, UK will increasingly need more tax payers to fund the current standard of living .
[1] https://www.bbc.co.uk/news/61407508
[2] https://www.ons.gov.uk/peoplepopulationandcommunity/birthsde...