"Why we chose Java for our High-Frequency Trading application"
https://medium.com/@jadsarmo/why-we-chose-java-for-our-high-...
Some random job ads picks,
"Senior Low Latency Java Developer" at Barclays
https://uk.indeed.com/viewjob?jk=41b8fb53bd4e24f8&tk=1hl2ggf...
"Senior Rust Developer" at James Joseph Associates
https://uk.indeed.com/viewjob?jk=c2865fa5668cf524&tk=1hl2ggf...
"Software Engineer Java Rust eTrading" for an hedge fund
https://uk.indeed.com/viewjob?jk=9c75cefc6a46276c&tk=1hl2ggf...