The latest productivity report from JRebel reveals that more than 75 percent of Java developers are now using AI tools, a significant uptick from just 8 percent in the previous year. Conducted in 2025, the survey included 731 participants and highlighted that while some companies still restrict AI usage, the tools have rapidly gained acceptance for tasks such as code completion and error detection. However, inconsistencies in the report’s data raise questions about the survey's execution and biases, particularly towards Perforce products.
In 2025, a survey by JRebel found over 75% of Java developers are utilizing AI tools, indicating a significant growth in productivity technology within the industry.
While the 2024 report noted only 8% using AI for coding, the new report shows only 12% of respondents abstain due to company restrictions, highlighting a sharp increase in AI adoption.
GitHub Copilot is the leading AI tool among Java developers, primarily used for code completion (60%), followed by refactoring (39%) and error detection (30%).
Only 42% of Java developers reported using Oracle Java, with notable users also adopting Amazon Corretto and Adoptium, illustrating diverse distribution preferences in the Java ecosystem.
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