If you have ever typed something like “accountant near me” or “online accountant for small business” into Google and then spent the next twenty minutes clicking through websites wondering which one you can actually trust, you are not alone. Choosing an accountant is one of the most important decisions you make as a business owner, and doing it online can feel like a leap of faith. This blog tells you exactly what to look for, what questions to ask, and what the red flags are, so you can make that decision with confidence.

Is It Safe to Use an Online Accountant?

Yes, provided you know what you are looking for. The reality is that accounting has moved online in a significant way over the last few years, and most of the best accountants in the UK now work with clients remotely as a matter of course. A video call, a shared accounting software login, and a secure client portal can give you everything you would get from sitting in a physical office, often with faster response times and lower fees.

The question is not really whether online accountants are safe. The question is whether the specific accountant you are considering is qualified, regulated, and genuinely good at what they do. Those things are just as easy to verify online as they are in person, once you know where to look.

What Qualifications Should a UK Accountant Have?

This is the single most important thing to check. In the UK, the title “accountant” is not protected by law, which means technically anyone can call themselves one. The way you protect yourself is by checking whether the accountant holds a recognised professional qualification and is a member of a regulated body.

The main bodies to look for are:

• ACCA (Association of Chartered Certified Accountants) — one of the most widely recognised accounting qualifications in the world, with strict ongoing requirements around continuing professional development and ethical standards. ACCA members are regulated and must hold professional indemnity insurance.
• ICAEW (Institute of Chartered Accountants in England and Wales) — another well-respected body, particularly strong in audit and corporate finance.
• CIMA (Chartered Institute of Management Accountants) — specialises in management and business accounting.
• AAT (Association of Accounting Technicians) — a strong qualification for bookkeeping and accounts preparation, often held by practice accountants working with small businesses.

Any accountant worth trusting will display their qualification and membership number clearly. You can then verify their membership directly on the relevant body’s website. With ACCA, for example, you can search their public register at accaglobal.com to confirm the accountant is a current, active member in good standing.

Is My Accountant Registered With HMRC?

Any accountant who acts as a tax agent on behalf of clients must be registered with HMRC as an agent. This means they have an agent reference number and can communicate with HMRC on your behalf, submit your returns, and act in your name. Ask any accountant you are considering whether they hold an HMRC agent reference number. A legitimate firm will confirm this immediately without hesitation.

Accountancy practices are also required to be registered under the Money Laundering Regulations with a supervisory body. For ACCA members, this supervision is provided by ACCA itself. This is a legal requirement and another layer of protection for you as a client.

What Questions Should I Ask Before Hiring an Accountant?

A good accountant will welcome these questions. If anyone you speak to is evasive or dismissive when you ask them, that tells you everything you need to know.

• What professional body are you a member of, and what is your membership number?
• Are you registered with HMRC as a tax agent?
• Do you hold professional indemnity insurance?
• Do you have experience working with businesses like mine in terms of sector and size?
• How do you communicate with clients, by email, phone, or video call?
• What does your fee include, and are there any services that cost extra?
• Who in your practice will actually be handling my accounts day to day?
• How quickly do you typically respond to queries?

What Are the Red Flags to Watch Out For?

There are a few things that should make you stop and think before signing anything.

• No professional qualification listed anywhere on their website, LinkedIn, or email signature. Walk away.
• Fees that seem too good to be true. A legitimate ACCA accountant providing proper support cannot sustainably charge £10 a month. If the price looks impossibly low, ask what is included and what is not.
• Promising to get you a refund before they have even looked at your records. No reputable accountant guarantees outcomes before reviewing your situation.
• Slow or no response before you have even become a client. If they take a week to respond to your first enquiry, imagine what communication will be like once they have your money.
• No written engagement letter. A professional firm will always issue a formal letter of engagement setting out what they will do, what you are responsible for, and their fees. This protects both sides.
• No reviews or testimonials anywhere. Most reputable firms have Google reviews, Trustpilot ratings, or client testimonials on their website. The absence of any social proof is worth noting.

Does It Matter Where My Accountant Is Based?

For most small business owners, not really. UK tax law is the same whether your accountant is based in Manchester, London, or Edinburgh. What matters far more is whether they understand your type of business and your specific situation. An ACCA-qualified accountant working online with a client anywhere in the UK will almost always be a better choice than a local firm that has never dealt with your industry before.

That said, some people simply prefer knowing their accountant has a physical presence. They want to know there is a real office, a real team, and someone they could walk in and sit down with if they needed to. That is a completely reasonable preference, and it is worth asking any online accountant whether that option exists.

How Do I Know If an Online Accountant Actually Understands My Business?

The best way to find out is to have a conversation before you commit to anything. A good accountant will ask you questions about your business rather than just quoting you a price in the first two minutes. They will want to understand how you earn your income, whether you are VAT registered, how you pay yourself, and what your plans are. If the conversation is all about price and not at all about your situation, that is a sign they are focused on volume rather than on looking after you properly.

Look for a firm that has demonstrable experience in your sector. Whether you are a sole trader, a landlord, a CIC director, a contractor, or a limited company, you want an accountant who has seen your situation before and knows the specific rules, reliefs, and pitfalls that apply to you.

What Should a Good Accountant Actually Do for Me?

More than just file your tax return once a year. A genuinely good accountant is someone you can call when you are about to make a decision that has tax implications, whether that is buying a van, taking on a member of staff, moving into a new market, or restructuring the business. They should be proactive about telling you what is coming up, a deadline you need to be aware of, a change in the law that affects you, a relief you might be missing out on.

The services a good small business accountant typically covers include self assessment tax returns, company accounts and corporation tax, VAT returns, payroll and PAYE, bookkeeping, and Making Tax Digital compliance. If you are paying for an accountant and only hearing from them in January, that is not enough.

Why Rezex Accountants

Rezex Accountants is an ACCA-qualified accounting firm with offices in Manchester and London. We work with sole traders, landlords, limited companies, CIC directors, and contractors across the UK, mostly online but always with a real person at the end of the phone when you need one.

We do not believe in the January-only relationship. When you come to us, you get a dedicated accountant who knows your business, proactive reminders about deadlines before they become a problem, and straight answers to your questions in plain English. We are fully registered with HMRC as agents, supervised under the Money Laundering Regulations by ACCA, and we hold professional indemnity insurance.

If you would like to know whether we are the right fit for your business, the first conversation is free and there is no obligation. You can call us, email us, or book a video call at a time that suits you. We are based in Manchester and London, but we work with clients all over the UK.