Hamza composed some of his own work, like the album heads Esmaani and Insan, along with some collaborations with other artists, like Maher Zain's song Ya Nabi Salam Alayka.

[4] Hamza's work is mostly marked by a recurring sociopolitical theme, diverting from love songs and focusing on topics of general humanist interest, like hope, alienation, generational change, and oppression.

According to him, he wants to express the real issues of his generation that mainstream works don't cover due to concerns of musical market needs and pressure from production companies.

In January 2014, he released a single, Wa Ollak Eh, in which he emphasized on rejecting violence, hatred, and the general polarized environment following the 2013 Egyptian coup d'état and Rabia massacre.

Arabic lyrics were adopted from the Maghreb, the levant, Egypt, and Saudi Arabia, while non-Arab included Amazigh, Kurdish, and Armenian.

[13] In exploration of the musical piece, Namira would interview original artists (if still alive), their family members, local enthusiasts, or cultural officials.

For example, he met with Hamdi Benani for an Algerian cover, and with the grandparent of Sayed Darwish for a remake of his Yā Wild ʿammy (Arabic: يا ولد عمي, lit.

[22] In response to questions about the ban and his legal status in Egypt, Hamza declared that he only expresses his opinions as per rights included in the Egyptian constitution, and that he doesn't identify as an activist, nor a politician.

[27] In 2019, Namira released Hekayet Tefl in collaboration with United Muslim Relief as part of a fundraiser to support children of refugees of the Syrian Civil War in Jordan.