Multilingual Programming is another of the programming trends in 2025 that can be predictable.
Polyglot Programming: To achieve more efficiency, developers will increasingly use more diverse languages within one project, like Python for data analysis, JavaScript for front-end development, and Rust for performance-critical components.
Interoperability: Better tools and frameworks, would mean integration between languages is done seamlessly, hence making it easier to build complex systems in several languages.