<SEC-DOCUMENT>0001538410-15-000006.txt : 20150224
<SEC-HEADER>0001538410-15-000006.hdr.sgml : 20150224
<ACCEPTANCE-DATETIME>20150224111053
ACCESSION NUMBER:		0001538410-15-000006
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150212
FILED AS OF DATE:		20150224
DATE AS OF CHANGE:		20150224

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Robb Karl
		CENTRAL INDEX KEY:			0001538410

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35418
		FILM NUMBER:		15642258

	MAIL ADDRESS:	
		STREET 1:		C/O EPAM SYSTEMS, INC.
		STREET 2:		41 UNIVERSITY DRIVE, SUITE 202
		CITY:			NEWTOWN
		STATE:			PA
		ZIP:			18940
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>wf-form4a_142479424338620.xml
<DESCRIPTION>FORM 4/A
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2015-02-12</periodOfReport>

    <dateOfOriginalSubmission>2015-02-17</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001538410</rptOwnerCik>
            <rptOwnerName>Robb Karl</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>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP; President EU Operations</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>EPAM Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2015-02-12</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>47200</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>53.08</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8000</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">This amendment corrects the amount of securities disposed of from 47,500 (as erroneously reported in the Form 4 filed on February 17, 2015) to 47,200, and the amount of securities beneficially owned following the reported transaction from 7,700 (as erroneously reported in the Form 4 filed on February 17, 2015) to 8,000 shares of EPAM Common Stock.</footnote>
        <footnote id="F2">The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan.</footnote>
        <footnote id="F3">The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.00 to $54.10, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.  All other reported information remains unchanged.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ginger Mosier, as Attorney-in-Fact</signatureName>
        <signatureDate>2015-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
