<SEC-DOCUMENT>0001662857-17-000010.txt : 20171010
<SEC-HEADER>0001662857-17-000010.hdr.sgml : 20171009
<ACCEPTANCE-DATETIME>20171010074756
ACCESSION NUMBER:		0001662857-17-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171005
FILED AS OF DATE:		20171010
DATE AS OF CHANGE:		20171010

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Shekhter Elaina
		CENTRAL INDEX KEY:			0001662857

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35418
		FILM NUMBER:		171128642

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		6127490467

	MAIL ADDRESS:	
		STREET 1:		860 GREAT OAKS TRAIL
		CITY:			EAGAN
		STATE:			MN
		ZIP:			55123

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EPAM Systems, Inc.
		CENTRAL INDEX KEY:			0001352010
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				223536104
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		41 UNIVERSITY DRIVE
		STREET 2:		SUITE 202
		CITY:			NEWTOWN
		STATE:			PA
		ZIP:			18940
		BUSINESS PHONE:		(267) 759-9000

	MAIL ADDRESS:	
		STREET 1:		41 UNIVERSITY DRIVE
		STREET 2:		SUITE 202
		CITY:			NEWTOWN
		STATE:			PA
		ZIP:			18940

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EPAM SYSTEMS INC
		DATE OF NAME CHANGE:	20060202
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_150763606284375.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-10-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001352010</issuerCik>
        <issuerName>EPAM Systems, Inc.</issuerName>
        <issuerTradingSymbol>EPAM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001662857</rptOwnerCik>
            <rptOwnerName>Shekhter Elaina</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O EPAM SYSTEMS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>41 UNIVERSITY DRIVE SUITE 202</rptOwnerStreet2>
            <rptOwnerCity>NEWTOWN</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>18940</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Chief Marketing Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>EPAM Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-10-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>90</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11719</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ginger Mosier, as Attorney-in-Fact</signatureName>
        <signatureDate>2017-10-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
