YOU SAID:

The job failed to work as expected

INTO JAPANESE

その仕事は期待どおりに機能しませんでした

BACK INTO ENGLISH

The job didn't work as expected

INTO JAPANESE

その仕事は期待どおりに機能しなかった

BACK INTO ENGLISH

the job did not work as expected

INTO JAPANESE

その仕事は期待どおりに機能しなかった

BACK INTO ENGLISH

the job did not work as expected