Arbolus Intelligence

IRIS Software Group

iris.co.uk · Slough, United Kingdom

IRIS Software Group is a UK-based provider of business and accounting software that serves accountancy practices, small and mid-sized businesses, and educational and payroll professionals. The company offers products for accounting, payroll, HR, practice management, and related compliance workflows, generating revenue through software licenses and subscriptions, plus associated services. Its solutions are used to manage core back-office operations, tax and regulatory filings, and financial administration across the UK and internationally.

  • Accounting & Bookkeeping Software
  • Payroll
  • Mid-Market & SMB ERP
Listed in
Revenue
$450.0M
Employees
2,500
Founded
1978
Headquarters
Slough, United Kingdom

What 51 Arbolus experts think of IRIS Software Group

NPS across insights ranges from 0 to 10, with the majority of responses between 7–9—indicating generally positive sentiment. Renewal intent varies, with a significant group expressing uncertainty or tying renewal to improved automation or cost structure. Stickiness is high in established implementations (>1 year), with expert feedback highlighting strong compliance, stability, and support as positives, but outdated UX, some cost concerns, and slow AI adoption as negatives.Overall Customer Sentiment: Positive

Who reviewed IRIS Software Group

Total customers 51 49 current · 2 former
Reviews growth +24 in six months
Seniority of respondents
  • C-Suite 69% (35)
  • Director 24% (12)
  • Manager 6% (3)
Finance Leader C-Suite NPS 8 Will renew Submitted Jun 2026
Operations Analyst C-Suite NPS 6 Undecided Submitted Feb 2026
People Leader C-Suite NPS 9 Submitted Sep 2026

Employer names and spend open in the full report, along with the other 48 customers.

Everything 51 customers told us about IRIS Software Group.

Employer names, spend, renewal intent and every written answer behind the numbers on this page.

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Sentiment

-5 Net Promoter Score, from 51 scored reviews
  • Promoters 13
  • Passives 22
  • Detractors 16

Cumulative NPS by month

+0 over 6 months
  • May 7
  • Jun 7
  • Jul 7
  • Aug 7
  • Sep 7
  • Oct 7

Net Promoter Score across 7 reviews, accumulated up to each month. Category median 26 across 7 companies.

Praised

  • Integrated Global Coverage
  • AI-Augmented Payroll
  • Automation of Routine HR Tasks
  • Compliance and Payroll Reliability

Criticised

  • Competitive Displacement
  • Slow Innovation Risk
  • Switching Barriers Eroding
  • Manual Processes and Limited Automation

What customers say

Compliance and Payroll Reliability
“I rely on IRIS for accurate, compliant payroll runs and statutory filings, which has reduced manual correction work significantly.”
Integrated Functionality
“The integration of payroll, HR, and accounting in IRIS allows for streamlined administration and less time spent on manual coordination.”
Support for Statutory Compliance
“IRIS' deep coverage of UK payroll, tax, and statutory reporting gives me confidence that the platform will keep pace with regulatory changes.”

Renewal intent

Plan to renew 38%
  • Will renew 13
  • Undecided 14
  • Not renewing 7

Plan to renew, by seniority

  • C-Suite 48% 25 answers
  • Director 13% 8 answers
  • Manager 0% 1 answer
  • 8.1/10 Average score from customers who will renew
  • 6.8/10 Average score from undecided customers
  • 4.7/10 Average score from customers not renewing

Top alternatives

Most weighed by IRIS Software Group customers

Report

Customer Report - Oct 2026 Oct 2026 51 + 1

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