"I, Daniel Blake" is probably his most relevant work to what you are asking but it is a masterpiece at illustrating the damage that conservative austerity policies did to the working class part of British society.
It might be worth noting that his movies are almost exclusively centered around the UK.
Edit: "Sorry We Missed You" also centers around the struggles of a working class 'Amazon-esque' delivery driver in the UK.
Assumung you're referring to personal projects.
A couple of projects that are all mostly done, ready to be open sourced:
I'm a freelance dev who has been slogging away as the sole developer on a very boring but large website for a big non-tech-industry client for the last year. Have had to deal with lots of ridiculous changes and tweaks, so working on some totally different side projects has been a life saver for my motivation and mental health.