Trusted by UK Structural Engineers

Online Invoicing Software
for Structural Engineers

Simply Invoicing for structural engineers: bill with clarity

Simply Invoicing helps UK structural engineers invoice inspections and calculations, attach drawings and reports, track payments, record expenses, and run clear reporting—so billing stays accurate and professional.

Start with free plan
No credit card required
Cancel anytime
VAT Ready
Simply Invoicing
Invoice #INV-2024-0847
Site Inspection & Assessment£380.00
Structural Calculations Pack£620.00
Report & Drawings (PDF)£150.00

VAT (20%)£230.00
Total Due £1,380.00
🇬🇧 UK Compliant

Simply Invoicing for Structural Engineers

From residential alterations to commercial assessments, Simply Invoicing keeps engineering billing organised. Create itemised invoices, attach reports or drawings, track paid and overdue invoices, record travel and software expenses, and generate reports that support your UK bookkeeping.

No spreadsheets. No complicated accounting systems. Just straightforward invoicing built for Structural Engineers.

VAT-ready invoices
Service-based invoicing
Products & Services
Store customer details
Share with accountant
Track income & expenses
10K+
Invoices Created
98%
Customer Satisfaction
2min
Average Invoice Time
£2M+
Invoiced Monthly

Features That Matter for Structural Engineers

Invoice creation for inspections and design work, saved customers, fast payments, expense tracking, clear reports, documents for drawings and calculations, VAT options, and multiple businesses for separate entities or offices in one account.

Detailed Service Invoices

Create clear invoices with breakdowns for labour, mileage, materials and additional services.

Flexible Invoice Creation

Create and edit invoices anytime. Save drafts, duplicate previous invoices and customise line items easily.

VAT Calculation

Automatic VAT calculation using UK-compliant rates. Generate VAT-ready invoices instantly.

Expense Tracking

Log business expenses, receipts and operational costs. Keep everything organised for tax time.

Customer Database

Store customer names, addresses and contact details for faster invoice creation.

PDF & Link Sharing

Send invoices as professional PDFs or secure shareable links. Customers can view and pay online.

How It Works

Add your client, create line items for inspections and calculations, and send the invoice in seconds. Accept payment online, attach documents, record expenses, and review reports from laptop or mobile.

01

Sign Up

Create your account and get started in minutes.

02

Add Customers

Save customer details for quick and easy billing.

03

Create Invoice

Add services or products and generate a professional invoice.

04

Send & Track

Send invoices and keep track of paid, pending, and overdue statuses in one place.

Why Structural Engineers Choose Simply Invoicing

Structural Engineers need precise, itemised invoices that match deliverables and documentation. Structural Engineers can attach reports, track payments and expenses, and keep VAT-ready reporting in one UK system.

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Branded Professional Invoices

Create clean, professional invoices with your logo and business details in seconds.

💼

Simple Payment Management

Record payments, track invoice status and keep full visibility of what’s paid and what’s outstanding.

📈

Clear Financial Overview

Monitor income, expenses and business performance from one organised dashboard.

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Customer Database

Store customer details securely and generate invoices faster with saved information.

Smart Invoice Tracking

See which invoices are pending or overdue and stay in control of your cash flow.

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Expense & Cost Tracking

Log business expenses and keep everything ready for your accountant at tax time.

Ready to simplify your invoicing?

Structural Engineers: join Simply Invoicing to invoice inspections and calculations faster, attach reports neatly, and keep UK-ready VAT and expense records organised with clear reporting.

No credit card required  •  Upgrade anytime  •  Start with free plan

Frequently Asked Questions

Yes. Add each service as a line item so invoices match your deliverables clearly.

You can attach supporting documents so clients have everything together in one place.

Log expenses as you go to keep costs organised for reporting and bookkeeping.

Yes. Set VAT options and keep totals consistent across invoices and reports.

Your dashboard shows paid, due and overdue invoices so you can follow up quickly.

Still have questions?

Our support team is here to help. Get in touch with us anytime.

Contact Support

Who Is It For?