conscientious

Adjective

• guided by or in accordance with conscience or sense of right and wrong
  • a conscientious decision to speak out about injustice
    

• characterized by extreme care and great effort
  • conscientious application to the work at hand
    
  • painstaking research
    
  • scrupulous attention to details
    

Related words

• Synonyms: 
  painstaking , scrupulous