Java remains the most popular programming language in terms of job postings and usage data from New Relic, but other languages like JavaScript, Python, and Go are gaining traction, particularly among newer organizations that value ease of use and faster time to market. Many developers are taking a polyglot approach, using multiple languages depending on the specific problem they're trying to solve. Employers are looking for skills in Java, JavaScript, and PHP, but the most popular choice among developers is JavaScript, according to GitHub and Stack Overflow data. Newer languages like Rust, Swift, F#, Scala, and Go are also gaining popularity, particularly among developers who use them. The trend suggests that organizations are increasingly adopting a polyglot approach, using multiple languages to take advantage of each language's strengths and the varied expertise of their programming team.