<?xml version="1.0" encoding="utf-8"?>
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.xbrl.org/2003/linkbase">
  <labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended" xmlns:xlink="http://www.w3.org/1999/xlink">
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_AdjustedOperatingProfit" xlink:label="seniorplc_AdjustedOperatingProfit" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_CurrentDeferredConsideration" xlink:label="seniorplc_CurrentDeferredConsideration" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_DisclosureOfInvestmentIncome" xlink:label="seniorplc_DisclosureOfInvestmentIncome" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_TransferToRetainedEarnings" xlink:label="seniorplc_TransferToRetainedEarnings" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_DisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax" xlink:label="seniorplc_DisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_AdjustedAndDilutedEarningsPerShare" xlink:label="seniorplc_AdjustedAndDilutedEarningsPerShare" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_AdjustedEarningsPerShare" xlink:label="seniorplc_AdjustedEarningsPerShare" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_AdjustedProfitLossBeforeTax" xlink:label="seniorplc_AdjustedProfitLossBeforeTax" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_DisclosureOfDisposalActivities" xlink:label="seniorplc_DisclosureOfDisposalActivities" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_HedgingAndTranslationReserve" xlink:label="seniorplc_HedgingAndTranslationReserve" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_ProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities" xlink:label="seniorplc_ProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_CorporateUndertakings" xlink:label="seniorplc_CorporateUndertakings" />
    <loc xlink:type="locator" xlink:href="seniorplc-2022-12-31.xsd#seniorplc_NonCurrentContingentConsideration" xlink:label="seniorplc_NonCurrentContingentConsideration" />
    <loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd#ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:label="ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_CorporateUndertakings" xlink:to="label_seniorplc_seniorplcCorporateUndertakings_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_AdjustedOperatingProfit" xlink:to="label_seniorplc_seniorplcAdjustedOperatingProfit_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_AdjustedProfitLossBeforeTax" xlink:to="label_seniorplc_seniorplcAdjustedProfitLossBeforeTax_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_AdjustedEarningsPerShare" xlink:to="label_seniorplc_seniorplcAdjustedEarningsPerShare_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_AdjustedAndDilutedEarningsPerShare" xlink:to="label_seniorplc_seniorplcAdjustedAndDilutedEarningsPerShare_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_CurrentDeferredConsideration" xlink:to="label_seniorplc_seniorplcCurrentDeferredConsideration_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_NonCurrentContingentConsideration" xlink:to="label_seniorplc_seniorplcNonCurrentContingentConsideration_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_HedgingAndTranslationReserve" xlink:to="label_seniorplc_seniorplcHedgingAndTranslationReserve_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_TransferToRetainedEarnings" xlink:to="label_seniorplc_seniorplcTransferToRetainedEarnings_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_ProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities" xlink:to="label_seniorplc_seniorplcProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:to="label_seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodStart" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition" xlink:to="label_seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodEnd" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" priority="100" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_DisclosureOfInvestmentIncome" xlink:to="label_seniorplc_seniorplcDisclosureOfInvestmentIncome_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_DisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax" xlink:to="label_seniorplc_seniorplcDisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <labelArc xlink:type="arc" xlink:from="seniorplc_DisclosureOfDisposalActivities" xlink:to="label_seniorplc_seniorplcDisclosureOfDisposalActivities_Standard" order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" />
    <label xlink:label="label_seniorplc_seniorplcCorporateUndertakings_Standard" id="seniorplc_seniorplcCorporateUndertakings_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Corporate undertakings</label>
    <label xlink:label="label_seniorplc_seniorplcAdjustedOperatingProfit_Standard" id="seniorplc_seniorplcAdjustedOperatingProfit_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Adjusted operating profit</label>
    <label xlink:label="label_seniorplc_seniorplcAdjustedProfitLossBeforeTax_Standard" id="seniorplc_seniorplcAdjustedProfitLossBeforeTax_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Adjusted profit/ (loss) before tax</label>
    <label xlink:label="label_seniorplc_seniorplcAdjustedEarningsPerShare_Standard" id="seniorplc_seniorplcAdjustedEarningsPerShare_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Adjusted earnings per share</label>
    <label xlink:label="label_seniorplc_seniorplcAdjustedAndDilutedEarningsPerShare_Standard" id="seniorplc_seniorplcAdjustedAndDilutedEarningsPerShare_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Adjusted and diluted earnings per share</label>
    <label xlink:label="label_seniorplc_seniorplcCurrentDeferredConsideration_Standard" id="seniorplc_seniorplcCurrentDeferredConsideration_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Current deferred consideration</label>
    <label xlink:label="label_seniorplc_seniorplcNonCurrentContingentConsideration_Standard" id="seniorplc_seniorplcNonCurrentContingentConsideration_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Non-current contingent consideration</label>
    <label xlink:label="label_seniorplc_seniorplcHedgingAndTranslationReserve_Standard" id="seniorplc_seniorplcHedgingAndTranslationReserve_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Hedging and translation reserve</label>
    <label xlink:label="label_seniorplc_seniorplcTransferToRetainedEarnings_Standard" id="seniorplc_seniorplcTransferToRetainedEarnings_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Transfer to retained earnings</label>
    <label xlink:label="label_seniorplc_seniorplcProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities_Standard" id="seniorplc_seniorplcProceedsOnDisposalActivitiesNetOfCashBalancesClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Proceeds on disposal activities net of cash balances classified as investing activities</label>
    <label xlink:label="label_seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodStart" id="seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodStart" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en">Cash and cash equivalents at beginning of period</label>
    <label xlink:label="label_seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodEnd" id="seniorplc_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodEnd" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en">Cash and cash equivalents at end of period</label>
    <label xlink:label="label_seniorplc_seniorplcDisclosureOfInvestmentIncome_Standard" id="seniorplc_seniorplcDisclosureOfInvestmentIncome_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Disclosure of investment income</label>
    <label xlink:label="label_seniorplc_seniorplcDisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax_Standard" id="seniorplc_seniorplcDisclosureOfAdjustedOperatingProfitAndAdjustedProfitLossBeforeTax_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Disclosure of adjusted operating profit and adjusted profit/(loss) before tax</label>
    <label xlink:label="label_seniorplc_seniorplcDisclosureOfDisposalActivities_Standard" id="seniorplc_seniorplcDisclosureOfDisposalActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en">Disclosure of disposal activities</label>
  </labelLink>
</linkbase>