Exhibit 24.1
LIMITED POWER OF ATTORNEY FOR SECTION 16 REPORTING OBLIGATIONS
The undersigned hereby constitutes and appoints each of Annemarie Tierney, Steven 
Vigliotti and Sarah English and their designees, severally, as the undersigned's true and 
lawful attorneys-in-fact and agents, with full power of substitution or revocation, for the 
undersigned and in the undersigned's name, place and stead, to: 
(1)        execute for and on behalf of the undersigned, in the undersigned's capacity as an officer 
and/or director of NYFIX, Inc. (the "Company"), Forms 3, 4, and 5 (including any 
amendments thereto) in accordance with Section 16(a) of the Securities Exchange Act of 
1934, as amended, and the rules promulgated thereunder (the "Exchange Act"); 
(2)        do and perform any and all acts for and on behalf of the undersigned which may be 
necessary or desirable to prepare, complete and execute any such Form 3, 4, or 5 or any 
amendment or amendments thereto, and timely deliver and file any such Form with the 
United States Securities and Exchange Commission and any stock exchange or similar 
authority; and 
      
(3)        seek or obtain, as the undersigned's representative and on the undersigned's behalf, 
information regarding transactions in the Company's securities from any third party, 
including brokers, employee benefit plan administrators and trustees, and the undersigned 
hereby authorizes any such person to release any such information to such attorney-in-
fact and approves and ratifies any such release of information; and
(4)        take any other action of any type whatsoever in connection with the foregoing which, in 
the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally 
required by, the undersigned, it being understood that the documents executed by such 
attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be 
in such form and shall contain such terms and conditions as such attorney-in-fact may 
approve in such attorney-in-fact's discretion. 
      
      The undersigned hereby grants to each such attorney-in-fact full power and authority to 
do and perform each and every act and thing requisite, necessary, or proper to be done in the 
exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the 
undersigned might or could do in person, with full power of substitution and revocation, hereby 
ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact's substitute, 
substitutes, designee or designees shall lawfully do or cause to be done by virtue of this Power of 
Attorney and the rights and powers herein granted. 
      
      The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such 
capacity at the request of the undersigned, are not assuming nor relieving, nor is the Company 
assuming nor relieving, any of the undersigned's responsibilities to comply with Section 16 of 
the Exchange Act.  The undersigned acknowledges that neither the Company nor the foregoing 
attorneys-in-fact assume (i) any liability for the undersigned?s responsibility to comply with the 
requirements of the Exchange Act, (ii) any liability of the undersigned for any failure to comply 
with such requirements, or (iii) any obligation or liability of the undersigned for profit 
disgorgement under Section 16(b) of the Exchange Act. 
      
      This Power of Attorney shall remain in full force and effect until the undersigned is no 
longer required to file Forms 3, 4, and 5 under Section 16 of the Exchange Act with respect to 
the undersigned's holdings of and transactions in securities issued by the Company, unless earlier 
revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact. 
      
      IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be 
executed as of this 15th day of December, 2008. 
      
      
      
      /s/ Robert M. Moitoso
      Robert M. Moitoso