Yes, it is easy for employers to submit their jobs to you using a contact form web page and you have the option of taking online credit card or debit card payments for your job posting services.
Employers: Submit Your Job Vacancy
Using a simple contact form at QuickontheNet.com, employers can send you their job vacancy roles and the information you receive for your job site could include:
You have the option of allowing employers to submit a Word or PDF document attachment, which could include the job description details.
When an employer registers a job vacancy, the information is delivered to your email inbox, along with the employer's contact details. After this, it is easy for you to log into your recruitment website to post the new job opportunity on your job board listing.
If you wish to make a charge for this service, you could add a PayPal payment button to your web page and collect the payments via credit cards or debit cards.