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Bryan Headley

Senior Developer @ Liquidnet

Vice President at JPMorgan Chase & Co.

New York, New York

Ranked #558 out of 11,168 for Senior Developer in New York

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Bryan Headley's Email Addresses & Phone Numbers

Bryan Headley's Work Experience

Liquidnet

Senior Developer

November 2013 to Present

BNP Paribas

Senior Developer

February 2013 to November 2013

NYSE Euronext

Low Latency Developer

October 2011 to December 2012

Bryan Headley's Education

Texas Christian University

BBA Business Administration

1979 to 1983

Bryan Headley's Professional Skills Radar Chart

Based on our findings, Bryan Headley is ...

Troubleshooter
Independent
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52% Left Brained
48% Right Brained

Bryan Headley's Estimated Salary Range

About Bryan Headley's Current Company

Liquidnet

Develop post-trade Commission Management Software. Develop a proprietary in-memory database server, supporting both SQL and Java APIs. Front end application suite written in Groovy/Grails.

Frequently Asked Questions about Bryan Headley

What company does Bryan Headley work for?

Bryan Headley works for Liquidnet


What is Bryan Headley's role at Liquidnet?

Bryan Headley is Senior Developer


What is Bryan Headley's personal email address?

Bryan Headley's personal email address is b****[email protected]


What is Bryan Headley's business email address?

Bryan Headley's business email addresses are not available


What is Bryan Headley's Phone Number?

Bryan Headley's phone (212) ***-*367


What industry does Bryan Headley work in?

Bryan Headley works in the Capital Markets industry.


About Bryan Headley

📖 Summary

I have 30 years development experience, 2 years C#, 10 years Java, 15 years C++, and 12 years Capital Markets/Trading experience. I am a strong C#, Java, and C++ Developer with extensive experience in the Capital Markets/Trading field. Develops low level infrastructure, front-office/back office systems, real time market data publishers/feeds, and straight through processing systems. Participate in Full Software Development Life Cycle. I deliver products that run on Windows, Linux, and other UNIX platforms. Deliver thick and thin clients, back end code, and real-time infrastructure code. I work in C#, Java and C++, and keep current in all three. I develop for Unix/Linux, .Net and J2EE platforms. I am also a contributor to the Linux kernel.Senior Developer @ Develop post-trade Commission Management Software. Develop a proprietary in-memory database server, supporting both SQL and Java APIs. Front end application suite written in Groovy/Grails. From November 2013 to Present (2 years 2 months) Senior Developer @ Develop real-time marketdata gateways, intercessors, pricing engines, reference data stores and STP processes. Heavy use of Rendezvous, ION Trading/MarketView, Reuters and TradeWeb components. Technologies such as Java 7, Guice, and Hibernate. From February 2013 to November 2013 (10 months) Low Latency Developer @ Develop and maintain NYSE's Option trading infrastructure, including matching engines, gateways, Opra, Nbbo and Market Maker feeds. Develop integration test framework, that simulates communication with infrastructure as a feed server.. Refined the above test framework to treat shared memory structures as if they were relational database tables, including the development of a SQL parser. Technologies: C++, STL, Perl, Python and Java on Linux and Solaris. Proprietary technologies such as UTP for Options. From October 2011 to December 2012 (1 year 3 months) Developer @ Develop and maintain Goldman's realtime trade confirmation system. Develop 3-Tier MOM architecture to decouple business logic from the application. Develop business and technical specifications to move the confirmation system to have a Java backend (from WIN32/C++.) Technologies: C++ and Java on Windows, Linux and Solaris. Sybase 12, 15 & IQ. Proprietary technologies such as DF, OBJ and AIM. From April 2010 to June 2010 (3 months) Owner @ We work on trading systems, price feeds, realtime market data. From August 2009 to May 2010 (10 months) Tech Lead, Enterprise Architect @ C#/.Net Java Developer Developed a C# "physician locator" application that provided customized physician web pages as well as departmental information for a hospital-sponsored web farm. Full SDLC. Developed a C# based "store locator" application in C# for a major car maintenance chain, where every store had custom web pages. Developed and augmented existing DotNetNuke modules to provide required functionality. Also developed/maintained a C# Asp.Net CRM application for commercial real estate developers. Also maintained courseware software developed in Core Java. Work included creating new installer software, new components in the courseware. .Net 2.0 and 3.5, C#, VB.NET, Java Core, Collections, Threading, AJAX/Javascript, ASP.NET, Mobile, Portals, DotNetNuke, nHibernate, SQL Server 2005, DB2 (on AS/400,) Database Design, Windows Administration. XML/XSLT transforms. From January 2008 to August 2009 (1 year 8 months) Oracle Developer @ Developed Java programs and Oracle PL/SQL stored procedures for SNOMED, a common computerized language of medical clinical terms, used in electronic healthcare filing systems. Our deliverable was the relational database with those terms, Stored Procedures, Tables and Views. Oracle 10 & 9, PL/SQL, Java Core, JDBC. From June 2007 to December 2007 (7 months) Developer @ Real-time data vendor for the energy trading market segment. Developed and maintained Java based front-end (Swing, Java Web Start) with real-time quote, charting, and option analytics components. Developed a Java/SOAP web service infrastructure to retrieve intra-day and historical prices. Worked on C++ Price Feed/Ticker infrastructure (Wombat & Townsend Analytics) as well as proprietary messaging middleware. (Proprietary used point-to-point "server push" to the Java client; Wombat of course is Multicast.) Worked on Trade Confirmation system, with both Java Swing and SOAP/Web Service front ends. The latter could be used for Straight-Through Processing. Also prototyped a Trade Matching system, as an augmentation of the Confirmation system. Core Java, C++, Multi-Threading, Collections Multicast, J2EE, Apache Axis, Wombat, Townsend, JMS, MQ-Series, JBoss, SQLServer, Cachè, ANTS DB, Java Swing, Java Web Start, Applets, Linux, UNIX shell scripts. XML/XSLT transforms, STL From October 2005 to May 2007 (1 year 8 months) Java Developer @ Developed Java application to handle Cash Management for the Trust's clients. Product handles incoming/outgoing checks, wire transfers, instruction and advice generation. This application had Java Server Faces (JSF), J2EE/EJB and MQ components. Java, J2EE, Java Server Faces, JMS, MQ-Series, Javascript, Weblogic Oracle, DB2, Jakarta Commons, Solaris, Linux, UNIX shell scripts. From April 2005 to September 2005 (6 months) Java Developer @ Designed and developed software to deliver real-time trade executions, from the exchange to the client, to facilitate Straight-Through Processing (STP.) Real-time trades are captured from different Exchanges, and transformed them into a format and medium appropriate for the clients', often other trading companies', back office software. Data formats are often FIXML variants; the medium varies, from MQ-Series/JMS messages, to XML, to CSV. Intra-day and End-of-Day reports had a cron-like scheduler and on-demand facilities. Java, MultiThreading, Collections, J2EE, Servlets/JSP/JSF, XML, JMS, MQ-Series, Tomcat, Oracle 10g, Hibernate, Jakarta Commons, Solaris, Linux, GL, PATS, ULink, and FIX Protocol, UNIX shell scripts. From October 2004 to April 2005 (7 months) Java Developer @ Java Developer, Infrastructure Developed next-generation Java application for an eCommerce concern. Designed their Linux and Oracle infrastructure. Java, J2EE, JSP/Servlets, Linux, JBoss, Tomcat, Oracle, Hibernate, Spring, Spring MVC, JSPs/Servlets, XML/XSL, Hibernate, Spring Framework, UNIX shell scripts. From February 2004 to October 2004 (9 months) Java Performance Architect @ Developed testing code and strategies to ensure the Java infrastructure at Option Clearing Corp can handle the volume of trades and options processed daily. Was involved in tracking down issues with the infrastructure and software, as they related to the company's ability to meet trade volume/time windows while clearing trades. Applications tested were Z/OS/CICS and Linux based, running on S/390 mainframes. S/390 (Z/OS) running CICS, Java and UNIX Services, C++, IPC, Solaris, DB2, CORBA, MQ-Series, WebSphere, JSP, Portals, Mobius, Brio, and UC4. From July 2003 to January 2004 (7 months) Java Developer @ Developed a Java financial reporting application which tracked external bidding process and internal estimate/invoice approval processes involved in packaging design and production for a major food manufacturer. Primarily involved with a workflow component to manage the bidding/approval process. Java, J2EE, JSP/Servlets, WebSphere, Lotus Domino, Oracle 9i, Web Services (SOAP,) XML, J2EE, EJB, Jakarta Commons, and Struts. From February 2003 to July 2003 (6 months) Developer @ Developed C++-based Real Estate property listing publishing process on CD-ROM. Delivered laptop-centric property search/presentation tool. Developed Java-based real-time price feeds for on line trading firm. Product dealt with doing "server push" to update quotes on the trader's web-based screen. Java, J2EE, C++, STL, Gtk, Linux, WebSphere, WebLogic, JBoss, XML, Web Services (SOAP,) Oracle 9, Postgres, Java, J2EE, EJB, JSP/Servlets, UNIX Shell scripts. From August 2001 to February 2003 (1 year 7 months) Java Developer @ Designed and coded Java frameworks for developing J2EE applications, ubiquitous services, and integration components for internal/external legacy resources. Developed Java B2B Portal that provides circuit design, installation and auto-billing facilities for telephone companies. Java, J2EE, EJB, JMS, XML, XSLT, HTML, RMI, LDAP, Web Services (SOAP and WebMethods), Business Rules, WebSphere, WebLogic, Nortel, WebMethods, Vitria, Sybase, Oracle 8i, Oracle Application Suite. From February 2001 to August 2001 (7 months) Enterprise Architect @ Java Development Practices, Infrastructure Design Evaluated and made key decisions on Application Server, Database, Security, Middleware, Business Rules/Workflow, EAI, and Portal technologies. Developed and wrote "best practices" documents for Java developers. Developed XML messaging standards for the Insurance, Auto Repair, and Collision Estimating industries. Designed integration components to internal and external legacy resources. Infrastructure included new J2EE applications, on-site and off-site MVS and CICS Mainframe applications. Extracted functionality requirements where mainframe applications were being supplanted by J2EE; architected messaging middleware connectors where the product was retained. Java, J2EE, EJB, HTML, XML, JSP, RMI, Business Rules, Weblogic, WebSphere, Vitria (Connectors, Adapters, Channels, Work flow), RosettaNet, X12, MQ-Series, Oracle 8, DB2, LDAP, and iPlanet. MVS, CICS, and OS/390. From August 2000 to February 2001 (7 months) Java Developer @ Re-factored legacy software from proprietary platform to Java/Web application. Developed training simulation Web-site for the CBOE Exchange. Java, J2EE, Websphere, WebLogic, SilverStream, JSP, HTML, RMI, Oracle 8i, Sybase, Real-time Price Feeds. From April 2000 to August 2000 (5 months) Developer/Architect @ Java Developer, Infrastructure Design Architect of company's Java-based Electronic Commerce Network (ECN.) Developed order matching, routing and clearing operations were encompassed in the system, as well as real-time bidding. Also created an internal news feed advertised current bids, security availability, and external data dissemination services (Reuters, Bridge, etc.) Java, J2EE, WebSphere, WebLogic,Oracle 8i, TIBCO, JMS, XML, LDAP, and FIX protocol. From January 2000 to April 2000 (4 months) Sales Technical Liaison @ Java, C++, C Developer, Architect, Pre; Pre-sales support, design and consulting with TIBCO Rendezvous(C++, Java.) On-site deployer of Tibco's FX and Equity Trading systems, and Exchange Clearing/Routing products. Developed new feed handlers, interfaces from our FX Trading systems to/from Reuters Triarch, and trade interfaces into Global Trader for Back Office processing. Developed an exchange feeds in C for older TIB API, that was based on the FTP protocol. TIBCO Rendezvous, Hawk, EAI, TIBAPI, Java, J2EE, WebSphere, WebLogic, JMS, C++, STL, CORBA, XML, Bridge, Triarch, and Global Trader, UNIX Shell scripts. From February 1999 to December 1999 (11 months) Vice President @ C++ Developer Developed the Derivatives / Equity / Futures / FX trading system. Product was written in C++, with some Perl, C, and TCL. Based on Infinity, developed. Front-Office, Mid-Office/Risk Management and Back Office components . Conventional pricing models include Black, Black-Scholes and Cox-Ross, and Black-Derman-Toy (BDT), Black-Karasinski (BK), and Hull-White Term-Structure models. C++, Infinity, OMR, C++, Rogue Wave, Sybase, TIBCO, CORBA, HP-UX , Windows NT, Unix Shell Scripts, Perl scripts. From January 1993 to January 1999 (6 years 1 month) Vice President @ Develop interest rate derivatives trading platform, used for front, mid and back offices. From 1992 to 1999 (7 years) Developer @ C++, C Developer Participated in the development of corporate-standard installation tool, which installed internally developed and externally licensed software to all facilities in Swiss Bank. Developed multi-threaded C, C++ and Objective-C based infrastructure which delivered Equity and FX instrument attributes and real-time pricing. Low-level code made extensive use of Sockets, RPC, and XDR, and followed an n-Tier "Client-Server" topography. Designed relational database that stored this information. C, C++, Objective-C, Motif, Shell, AWK and Perl scripts, Sybase, Britton-Lee, Solaris and NeXTStep. From January 1991 to January 1993 (2 years 1 month) Developer @ Designed and developed C, C++/Oracle-based database applications used by municipal storm water agencies. Using infrastructure inventory, fluid capacity models and GIS, delivered a platform that can do predictive flood modeling and aid in capacity planning. Delivered infrastructure management, predictive maintenance, and maintenance history tracking applications. Also delivered water treatment plant maintenance/capacity modeling products. In charge of on-site custom software development, product and data integration, and on-site client support and training. C, C++, Oracle, VAX BASIC, VMS, and Unix, Shell scripts, DCL scripts. From January 1990 to January 1991 (1 year 1 month) ACCT @ Developed a customized accounting system with Paradox for the United Way agencies to access and order goods from their group purchasing programs. Also worked as contract programmer for the small business marketplace From January 1989 to January 1990 (1 year 1 month) Technical Manager @ Technical Management, C, Basic, Assembler Developer Primary technical liaison with software and hardware vendors developing products for Tandy PC platforms. Vendors include, Lotus, Microsoft, Borland, Sierra On-Line, Open Systems, and Santa Cruz Operation. Technical Lead and Project Manager for releases of computer models, their attendant versions MS-DOS, BIOS, and Windows device drivers. Also worked on Tandy XENIX. C, COBOL, Pascal, BASIC, Assembler, MS-DOS, Windows, and UNIX. From January 1976 to January 1989 (13 years 1 month) BBA, Business Administration @ Texas Christian University From 1979 to 1983 Bryan Headley is skilled in: Java, C++, C#, Unix, XML, Java Enterprise Edition, Tomcat, Spring, Perl, Oracle, Web Services, Hibernate, SQL, Subversion, Linux, Databases, SDLC, SOAP


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In a nutshell

Bryan Headley's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

1 year(s), 10 month(s)

Bryan Headley's Willingness to Change Jobs

Unlikely

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