Templates for developers

Payment reminder emails for developers (3 templates)

Freelance developers get paid on time by billing in milestones, getting purchase order details before work starts, and sending reminders that keep the project moving: the next milestone starts when the current one is paid. Stay factual, offer to fix any invoice paperwork the same day, and never break or take down work already delivered.

1. 3 days late

Subject: Invoice #1042 for the [milestone] milestone

Hi [Name],

A quick reminder that invoice #1042 ([amount]) for the [milestone] milestone was due on [date].

If it needs a PO number or has to go through your finance system, send me the details and I’ll reissue it today.

Thanks,
[Your name]
2. 10–14 days late

Subject: Following up: invoice #1042

Hi [Name],

Following up on invoice #1042 ([amount]), now [X] days overdue. Could you confirm when it’s scheduled?

I’d like to keep the next milestone on track, and it starts once this one is settled.

Best,
[Your name]
3. 21+ days late

Subject: Final reminder: invoice #1042

Hi [Name],

This is my final reminder about invoice #1042 ([amount]), now [X] days overdue. Please pay by [date].

Until then I’ll pause work on the next milestone. If there’s a problem with what I delivered, reply and let’s sort it out this week.

Regards,
[Your name]

Want one written for your exact situation? Try the free reminder email writer, or add the late-payment interest the law allows.

Why developers get paid late

What usually holds the invoice up

Needs a PO number

Many companies can’t pay without a purchase order. Ask for it before you start and put it on every invoice.

"We’ll pay after launch"

Launch dates slip; your milestones shouldn’t. Tie payment to delivered milestones in the statement of work.

Retainers paid late

Monthly retainers drift. Invoice on the same date every month, with work for the month starting on payment.

Bug disputes

A small bug list shouldn’t freeze a whole invoice. Fix what’s in scope quickly and ask for the rest to be paid.

Next time

Four habits that get developers paid on time

  1. Bill in milestones, not at the end.
  2. Get the PO number and invoicing instructions before work starts.
  3. Put payment terms and milestone dates in the statement of work.
  4. Hand over repository ownership and admin access on final payment, as agreed in your contract.

Before the first reminder

Good questions.

Should I stop work when an invoice is late?
Pausing new work until an overdue invoice is paid is common and fair when your contract allows it. Don’t take down, lock or break anything you’ve already delivered.
How do I handle "we’ll pay after launch"?
Agree payment dates for each milestone in the statement of work, separate from the launch date. If launch moves, your payment dates don’t.

Consider the awkward part handled.

Let Babara send these for you

Add the invoice once. Babara sends the right reminder at the right time, and stops the moment they pay or reply.

Start chasing less

Your clients won’t know what hit them. (A very polite email.) Free for your first 3 invoices.