Payroll API & integrations
Building payroll into your own product, and wiring it to the systems around it.
4 articles

Payroll API & integrations
Payroll Embedded Finance, Explained
What payroll embedded finance means: how platforms build payroll, wage payments and earned wage access on a compliant, HMRC-recognised payroll engine.
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Payroll API & integrations
Payroll API for ERP: The Integration Guide
How to add HMRC-compliant UK payroll to an ERP with a payroll API: build versus buy, integration architecture, RTI filing and the statutory surface to cover.
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Payroll API & integrations
The UK Payroll API: A Technical Guide
A technical guide to the UK payroll API: PAYE across three tax regimes, NI category letters, student loans, auto-enrolment and RTI filing explained.
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Payroll API & integrations
What Is a Payroll API and How Does It Work?
A payroll API lets software run UK PAYE, RTI and National Insurance through code. This guide explains what it does, how it works and why it matters.
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Other topics
Payroll basicsPAYE & RTI filingsPayslips, P45 & P60National InsuranceEmployment AllowanceIncome tax & take-home payPensions & auto-enrolmentSick pay & absenceMaternity, paternity & family leaveHoliday entitlement & payLeavers, notice & redundancyMinimum wage & pay ratesIR35 & employment statusSelf-employment & sole tradersCIS & constructionContracts & workers’ rightsHR, rotas & time trackingPayroll software & outsourcingStarting & running a business