Digitalising an accounting firm: a roadmap

A partner spends half an hour every morning searching through emails for a client's bank statements, chasing missing documents, then manually re-entering data that could have arrived directly in the production software. At month-end, two staff members spend two full days preparing the summary reports clients want in Excel.

Digitalising an accounting firm is not about adding one more tool: it's about restructuring your information flows in the right order. Client portal, automated data entry, mission tracking, practice management — each phase builds on the one before. This guide sets out the roadmap, with concrete tools at each stage.

Benchmark	Value
Software project success rate	31% fully successful — 50% late or over budget (Standish, CHAOS 2020)
Small-project rule	Small projects succeed in ~90% of cases; large projects in fewer than 10% (Standish, CHAOS 2020)
Available funding	Innovation Tax Credit (CII): 20% of eligible expenses, up to €80,000/year (SMEs < 250 employees)
Regulatory context	Mandatory e-invoicing: progressive roll-out in France from 2026

The key takeaways

• Start with the client portal — it's the most visible change for clients and the most structuring for your internal processes. As long as documents arrive by email, everything else is less efficient.
• Automate data entry second — OCR, bank synchronisation, document recognition: these tools eliminate low-value tasks and free staff for higher-value work.
• Structure mission tracking — a CRM or mission management tool brings deadlines, contacts and statuses into one place, without shared spreadsheets.
• Build in phases — small software projects succeed in around 90% of cases; large projects in fewer than 10% (Standish, CHAOS 2020). A phased approach, phase by phase, is safer than a full transformation at once.
• The CII can contribute — if you commission a bespoke tool that constitutes a genuinely new product, the Innovation Tax Credit covers 20% of eligible expenses up to €80,000/year.

Phase 1 — The client portal: the starting point

Why start here

The client portal is almost always the biggest source of wasted time in accounting firms: accounting documents arrive by email, sometimes by post, rarely in a format that integrates directly into the production software. Every missing document generates a chase, every chase generates a reply, every reply needs sorting.

A well-configured client portal reverses this flow: the client uploads documents to a dedicated interface, files arrive sorted and timestamped, and automated reminders go out without any manual intervention.

What a client portal changes in practice

• Document collection: bank statements, supplier invoices, expense receipts — uploaded by the client to a secure interface, with no email.
• Automated reminders: alerts sent on a defined schedule (monthly close, VAT, annual accounts), without a team member having to send them.
• Sharing completed documents: annual accounts, tax returns, management reports — accessible online rather than sent by email or post.
• Centralised communication: all exchanges with the client are traceable, dated and linked to the file — no more searching through email threads.

The portal does not replace the firm's production software. It structures what comes in and what goes out, so everything else works better.

For a solid foundation for such a project, read the complete custom software development guide — it covers every step from design to delivery.

Phase 2 — Automating data entry and document flows

OCR and automatic invoice reading

OCR (optical character recognition) converts a scanned invoice into structured data: supplier, amount, VAT, date. This data is then offered for validation before being integrated into the production software — no manual re-entry.

The gain is significant on high-volume files — retail, construction, hospitality. On lower-volume files, OCR mainly eliminates data-entry errors rather than processing time.

Watch out: OCR is not foolproof on poorly structured invoices, receipts photographed at an angle, or multilingual documents. A validation step remains essential — the tool suggests, the team member confirms.

Bank synchronisation (DSP2 API)

Automatic bank statement synchronisation via the DSP2 API eliminates manual reconciliation between the bank account and the accounts. Transactions arrive daily in the software, pre-categorised according to the rules you define.

This benefit is particularly noticeable for clients who used to send PDF statements at month-end — or worse, had entries made from paper extracts.

E-invoicing as an accelerator

The progressive roll-out of mandatory electronic invoicing in France simplifies part of this work: invoices arrive in a structured format that can be used directly. For firms, this is an opportunity to adapt their tools before the obligation extends to all their clients.

Phase 3 — Mission tracking and deadline management

Managing missions without a shared spreadsheet

A shared spreadsheet for tracking accounts to deliver, tax returns to file and work in progress functions — until it doesn't. One overwritten version, a badly applied filter, or a deleted cell can cause you to lose visibility on several files at once.

A mission-tracking tool organises the same information reliably: each client file has its status, its deadlines, its owner and its progress. Alerts go out automatically when a date approaches. The partner sees at a glance which missions are running late, without asking each team member.

A practice CRM for client relationships

A firm managing several hundred clients cannot keep track of every particular situation: the client who wants a call before each filing, the one who has changed directors, the one whose tax situation has evolved. A CRM records this information over time, in the right place.

A practice CRM is not the same as the sales CRM used by a standard business. It manages multiple contacts per client (director, CFO, office manager), recurring missions with cycles specific to accountancy, and documents produced each period.

To assess whether an off-the-shelf tool covers your needs or whether bespoke development is warranted, read our guide on choosing between in-house and outsourced development.

Phase 4 — Dashboards and practice management

What you actually need to measure

A well-digitalised firm can generate in a few clicks what previously required hours of manual calculation: mission completion rates, revenue per client or per team member, collection rates, average document processing time.

These indicators are useful first for managing internal activity. They then serve to demonstrate value to clients — a firm that provides monthly management accounts accessible online, with commentary, positions its advisory work differently.

An important caveat: dashboards are only reliable if the underlying data is reliable. A poorly executed digitalisation (poorly structured data, shaky integrations) produces unusable dashboards. This is why the sequence — portal, data entry, missions, management — is not arbitrary.

Key points

• Start with the client portal — the most immediately visible change for clients and the most structuring for internal processes.
• Automate data entry second — OCR and bank sync have the greatest impact once documents are arriving in a structured way.
• Don't tackle everything at once — small software projects succeed in ~90% of cases; large projects in fewer than 10% (Standish, CHAOS 2020). One phase at a time, validated before moving on.
• Define requirements before commissioning bespoke work — if no off-the-shelf tool covers your specific needs (particular mission rules, client portal with your own processes), a precise specification document is the first thing to write.
• Anticipate code ownership — if you have a bespoke tool developed by an external provider, an explicit assignment of intellectual property rights in the contract is essential (Art. L113-9 of the French Intellectual Property Code). Without it, you do not own the code you funded.

Want to assess where your firm stands and where to start? The NEXARA team analyses your situation and provides an initial assessment within 24 working hours.

Frequently Asked Questions (FAQ)

Where should an accounting firm start its digitalisation?

The client portal is almost always the right starting point. It eliminates the flow of documents by email — the most time-consuming friction for staff and the most visible one for clients. Once this flow is structured, automating data entry and tracking missions makes much more sense.

Should an accounting firm develop a bespoke tool or buy off-the-shelf software?

Most firms start with off-the-shelf tools — client portal, OCR, production software — that cover 80% of standard needs. Bespoke development is warranted when your specific processes (particular mission rules, integrations with your internal tools, branded client portal) go beyond what standard solutions can be configured to handle. To frame this decision, read how to succeed at a software project without blowing the budget.

What does mandatory e-invoicing mean for accounting firms?

Mandatory electronic invoicing, with its progressive roll-out in France from 2026, requires that invoices between businesses be issued and received in a structured format via a dematerialisation platform. For firms, this is both a constraint (adapting client processes) and an opportunity (simplifying the collection and integration of documents that already arrive in structured digital format).

How much does digitalising an accounting firm cost?

The cost varies widely depending on the scope and tools chosen. A SaaS client portal represents a modest monthly subscription per client file. A mission management tool integrated with your production software may require more significant development or configuration. The parameters that really drive cost are the number of files, the integrations required, and the level of customisation. The complete guide to custom software costs gives cost ranges by complexity.

Can the Innovation Tax Credit (CII) fund bespoke tools for an accounting firm?

Yes, provided the development constitutes a genuinely new product — that is, a solution with distinctive technical characteristics, not simply the configuration of an existing tool. The CII covers 20% of eligible expenses, up to a credit of €80,000/year, for SMEs with fewer than 250 employees (turnover below €50M or balance sheet below €43M). The scheme runs until 31/12/2027.

Sources

• Standish Group — CHAOS Report 2020 (software project success rates — panel of ~50,000 projects)
• Service-Public — Innovation Tax Credit (CII) (rate 20%, ceiling €400,000, SME eligibility)
• Legifrance — Art. L113-9 of the French Intellectual Property Code (IP assignment, external provider)