Treasurer of Federation of Ethnic Communities’ Council of Australia (FECCA). Ex treasurer & current board member of Ethnic Community Council of NSW.
Siddiuque is a principal solicitor with Law firm Unisaj Legal – Parramatta also managing interpreting and translation business Universal Interpreters and
Translators (UIT).He is a former Human Right Activist, Development Consultant and Legal Trainer in India. Associated with Ethnic Community Organizations.
Served on various state government committees such as NGO Housing Partners Reference Group (Department of Family and Community Services).Worked as volunteer
solicitor with Toongabbie Legal Centre. Founding member of Australian Multicultural and settlement services