Yes, a student can work on paid jobs under an employment contract. There is no requirement or prohibition in the law to restrict such activities.

Legislative framework
The Regulation on Higher Education (paragraph 50): Students studying in the full-time form of education are allowed to work in higher educational institutions or other organizations on the basis of an employment contract in their free time (in the second half of the day). (Source)
Labor Code (Article 248): Employers are obliged to create the necessary conditions for employees studying in educational institutions to work together with education.

Will students be able to teach at school?
Government Resolution No. 646 (15.10.2021): Students of the 3rd year studying in full-time, evening and correspondence departments in the field of pedagogy have the right to teach in schools. (Source)
Lesson hours: Students can work in schools in their free time, but lessons should not interfere with the student's core learning process.
Conditions that meet the requirements of the law

• Employers must provide flexible working conditions for students to combine education and work.
• Cooperation between higher education institutions and employers will be organized, prioritizing the student's learning process.

Summary
It is legal for students to work while receiving education. Students in the field of pedagogy will have the opportunity to teach in schools from the 3rd year. This contributes to the practical reinforcement of students' theoretical knowledge.

Source: https://t.me/oliygoh_grantlar/8364