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Company No. NI019370 · Incorporated 14 Apr 1986

Kainos Software Limited

Registered name: KAINOS SOFTWARE LIMITED

Part of Kainos Group PLC group

Kainos Software Limited made £196m revenue and £62.8m profit in the year to 31 Mar 2025.

Kainos Software Limited’s revenue was £196m in the year to 31 Mar 2025, with £62.8m profit and 1,437 employees. The company is classified under “business and domestic software development” and is based in Belfast; we hold 3 years of its filed accounts.

Status
Active
Location
Belfast
Age
40 yrs · since 1986
Type
Private Limited Company
Latest accounts · year to 31 Mar 2025

Key figures

Revenue
£196m
Growth ▼0.3%
Profit
£62.8m
Growth ▲82.8%
Profit margin
32.1%
Gross 30.6%
Employees
1,437
Change ▼0.4%
Profit / employee
£43.7k
Revenue/employee £136k
Profitable streak
3yrs
Consecutive profitable years in our data
3 filed years

Financial history

Multi-year financials, oldest to newest
Year to31 Mar 202331 Mar 202431 Mar 2025
DisclosureFull P&LFull P&LFull P&L
Profit & loss
Revenue (turnover)£209m£197m£196m
Cost of sales−£134m−£131m−£136m
Gross profit£75.4m£65.3m£59.9m
Operating profit£23.4m£12.9m£4m
Profit before tax£31.6m£37.6m£63.9m
Profit after tax£27.3m£34.4m£62.8m
Profit (best available)£27.3m£34.4m£62.8m
Employees (average)1,2691,4431,437
Ratios
Profit margin13%17.5%32.1%
Gross margin36%33.2%30.6%
Revenue per employee£165k£136k£136k
Profit per employee£21.5k£23.8k£43.7k
Growth (year on year)
Revenue growth—▼6%▼0.3%
Profit growth—▲26.2%▲82.8%
Headcount growth—▲13.7%▼0.4%
Balance sheet — indirect signals, not revenue
Net assets———
SourceAccounts · bulk data Nov 2024Accounts · bulk data Nov 2024Accounts · bulk data Nov 2025
Derived from the latest filing

How the business works

Profit margin
32.1%
Profit ÷ revenue.
Gross margin
30.6%
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£136k
Revenue ÷ average employees.
Profit per employee
£43.7k
Profit ÷ average employees.
Cash conversion
—
Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue
—
Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue
—
Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue
—
Money owed by customers. Low = customers pay quickly.
Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets
—
Now —
Cash at bank
—
Now —
Headcount
▼0%
Now 1,437
Deferred income
—
Now —
Fixed assets
—
Now —
Corporate ownership

Group structure

Ownership chain

  1. Kainos Group PLCultimate parent75–100%
  2. Kainos Software Limitedthis company

Bands show the share of ownership each company holds in the one below it.

Subsidiaries (5)

From the Persons with Significant Control register (corporate controllers only).

Sources

Latest figures from accounts for the year to 31 Mar 2025 (profit £62.8m), from the Companies House accounts bulk data published Nov 2025. Spotted an error? Request a correction.

Updated from Companies House on 22 Oct 2026

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.