🇬🇧Accounting & Finance Operations in United Kingdom

14 accounting & finance operations providers in United Kingdom, publishing 7 APIs.

14 providers 7 published APIs 7 indexed documents

Accounting & Finance Operations in United Kingdom — 14 providers on the APIs.io network sit in both cohorts, and between them they publish 7 indexed APIs.

6 of the 14 publish at least one machine-readable API; 8 publish nothing indexed at all. That split is the first thing worth reading here — a vertical can be well represented in a market and still have almost no programmable surface.

By Kin Score band: 6 emerging, 4 thin, 3 minimal, and 1 developing.

Leading by rating: Adfin, Hnry, Sage Accounting, Clear Books, Kraken Technologies, VAT API, and 8 more.

Country membership is exact-tag only. A provider lands in United Kingdom when one of its own top-level tags names the country — there is no headquarters signal on the country axis, unlike the region axis which reads tag, provider-name pattern, and stated HQ. So this cell is a floor, not a census, and it understates by construction — a accounting & finance operations company headquartered in United Kingdom that never tags itself is counted nowhere on this axis. The region cuts read the wider signal set and will generally hold more.

Providers (14)

Provider Description APIs Rating
Adfin Adfin is a London-based fintech that combines payment collection and AI-powered credit control so businesses get paid faster. Its developer platform exposes invoicing, payments ... 1 developing
Hnry Hnry is a New Zealand-founded financial administration and accounting service for sole traders, contractors and freelancers, operating in New Zealand, Australia and the United K... 1 thin
Sage Accounting Sage Accounting (formerly Sage Business Cloud Accounting and Sage One) is Sage's cloud-based accounting software for UK and international small and medium businesses, covering i... 1 thin
Clear Books Clear Books is UK cloud accounting software with a REST API for managing invoices, expenses, bank transactions, contacts, reports, and tax submissions for small businesses. 1 thin
Kraken Technologies Kraken Technologies is the United Kingdom energy technology company behind Kraken, the licensed cloud operating system for utilities. Founded in 2016 inside Octopus Energy and s... 2 thin
VAT API EU and UK VAT compliance REST API providing VAT rate retrieval, VAT number validation via the European Commission VIES system and UK HMRC, currency conversion, and VAT-compliant... 1 emerging
Freetrade Freetrade is a UK retail investment platform, founded in 2018 and headquartered in London, that offers commission-free investing in more than 8,600 stocks, ETFs, investment trus... 0 emerging
Tide Tide is a UK business finance and administration platform ("built by business owners for business owners") serving over two million small businesses, sole traders, freelancers, ... 0 emerging
Satago Satago is a UK financial-technology platform offering a three-in-one cash flow management solution for small and medium-sized businesses: Risk Insights (real-time credit checks,... 0 emerging
Briefcase Briefcase is an AI-native accounting and bookkeeping automation platform for UK accounting firms and businesses. Founded in 2024 in London by Reuben Steenkamp and Ján Stehlík, a... 0 emerging
Sidekick Sidekick is a UK-based online wealth management and investing platform that offers expert-led investments and savings products once reserved for the ultra-wealthy, delivered thr... 0 emerging
Wollit Wollit is a UK-based credit-health subscription service (£9.99/month) that helps consumers build and strengthen their credit profile. Authorised and regulated by the Financial C... 0 minimal
Taxscouts TaxScouts is a UK online tax-return and Self Assessment service that pairs individuals, sole traders, landlords and investors with accredited accountants to prepare, review and ... 0 minimal
Fluidly Fluidly was a London-based intelligent cashflow forecasting fintech founded in 2016 by Caroline Plumb, providing SME cash-flow prediction, scenario planning, and working-capital... 0 minimal

Indexed API documents (7)

Two numbers, both real: these providers publish 7 APIs as their own documents, which the catalog indexes split one-per-resource into 7 documents.

Adfin API

Invoicing, payments and credit-control API — customers, invoices, payment requests, direct-debit mandates, payments and signed webhooks.

Hnry Platform API

The REST API behind the Hnry app. It backs the Hnry iOS/Android clients and the published Hnry Zapier integration, which exposes create/f...

Sage Accounting v3.1 REST API

REST API for Sage Business Cloud Accounting providing access to contacts, sales invoices, sales credit notes, purchase invoices, purchase...

Clear Books REST API

RESTful API for integrating with Clear Books accounting software to manage invoices, payments, contacts, bank transactions, and expenses.

Open Kraken APIs and Events

Open Kraken is the integration layer of the Kraken utility operating system. Kraken publicly describes it as "APIs, events and MCP" for b...

Open Kraken AI Access Layer (MCP)

An AI access layer that Kraken announced as an expansion of Open Kraken, built using the Model Context Protocol and described as MCP gate...

VAT API v2

REST API for EU and UK VAT compliance including VAT rate lookups by country, VAT number validation against VIES and HMRC, currency conver...

Other industries in United Kingdom

Payments & Money Movement 78 Banking & Open Banking 73 Financial Technology 72 Financial Services 68 Real Estate 39 Insurance 36 Education & EdTech 34 Energy 33 Healthcare 32 Digital Health & Telehealth 29 Utilities 24 Government & Public Sector 22 All of United Kingdom →

Accounting & Finance Operations elsewhere

Europe 76 North America 71 Latin America 23 DACH (Germany · Austria · Switzerland) 22 United Kingdom & Ireland 22 Middle East 19 India & South Asia 17 Africa 11 Japan & Korea 11 Southeast Asia 11 France & Iberia 10 Nordics 10 All of Accounting & Finance Operations →

This page is the intersection of two independently computed cohorts: United Kingdom and Accounting & Finance Operations. A provider appears here only when it is already a member of both. United Kingdom membership is matched on tag, so this is a floor rather than a census — coverage gaps show up here as small numbers, not as absent pages.

Work with this as data

Every country here is available over the APIs.io API and to AI agents over MCP. Countries is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for countries

3 MCP tools reach this
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

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curl "https://apis.io/api/v1/search?q=united-kingdom-accounting-finance-ops&limit=10"
Everything under a tag
curl "https://apis.io/api/v1/tags/united-kingdom-accounting-finance-ops"

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