Dimitris Papathomopoulos
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Dimitris Papathomopoulos Email & Phone Number

Lead Information Security Engineer at MarketAxess
Location: New York, United States 8 work roles 2 schools
1 work email found @marketaxess.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Current company
MarketAxess
Role
Lead Information Security Engineer
Location
New York, United States
Company size
979 employees

Who is Dimitris Papathomopoulos? Overview

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Dimitris Papathomopoulos is listed as Lead Information Security Engineer at MarketAxess, a with 979 employees, based in New York, United States. AeroLeads shows a work email signal at marketaxess.com and a matched LinkedIn profile for Dimitris Papathomopoulos.

Dimitris Papathomopoulos previously worked as Senior Information Security Engineer at MarketAxess at Marketaxess and Adjunct Professor at Touro College Graduate School Of Technology. Dimitris Papathomopoulos holds Master’S Degree, Computer Science from City Tech, Cuny.

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{first_initial}{last}@marketaxess.com
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Profile bio

About Dimitris Papathomopoulos

* Identity & Access Management (IAM), Privileged Access Management (PAM), Data Loss Prevention (DLP)* Cloud Compliance Posture Management & Runtime Protection* AWS Cloud Security, Firewall Manager/WAF, AWS Config, GuardDuty, SecurityHub.* CloudFormation, VPC, EC2/ECS/Lambda, S3, Route 53, CloudFront, WAF, CloudSearch, Cognito, S3, API Gateway, ElastiCache/Redis, RedShift and QuickSight.* Experience in all stages of SDLC inception, design, architecture, development, implementation, system integration, continuous improvement and user support. Big fan of the Agile movement, the Lean Start Up, and DevOps as frameworks for businesses to reduce waste and bring systems to end-users quickly. * Master’s in Computer Science, BS in Computer Engineering.

Listed skills include .Net, Software Project Management, Enterprise Architecture, Amazon Web Services, and 16 others.

Current workplace

Dimitris Papathomopoulos's current company

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MarketAxess
Marketaxess
Lead Information Security Engineer
New York, NY, US
Website
marketaxess.com
Employees
979
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8 roles

Dimitris Papathomopoulos work experience

A career timeline built from the work history available for this profile.

Lead Information Security Engineer

Marketaxess

New York, Ny, Us

Senior Information Security Engineer At Marketaxess

Current
Marketaxess

New York, Ny, Us

Dec 2019 - Present

Adjunct Professor

Touro College Graduate School Of Technology

New York, Ny, Us

Teach the following courses:• Architecting Cloud Solutions: AWS EC2, VPC, Auto Scaling, ELB, Route 53, S3, CloudFront, CloudFormation.• Cloud-Based Database Systems: AWS RDS, MongoDB/Atlas, ElastiCache/Redis, Amazon Redshift, Quick Sight.• Infrastructure Automation: Microsoft Azure, PowerShell. Teach workshops on AWS, Cyber-Security, Data Protection.

Sep 2017 - Dec 2019

Director Of Technology & Cloud Systems

Infotech Solutions For Business International, Inc.

New York, New York, Us

Technical Manager and Solutions Architect of products and services for the financial services sector. Drive innovation for adoption to Amazon Web Services, Microsoft Azure, MongoDB, Node.js, and .NET Core. Project Portfolio includes:RPAS Cloud, Financial Research Publishing Automation SaaS Platform - InfoTech’s SaaS for Financial Services Institutions / Broker-DealersTechnical Product Manager & Cloud Solutions Architect,• Design the platform’s modular and scalable cloud architecture on AWS & manage feature development.• Heavily involved with pre-sale engineering and marketing efforts.Technology stack: Networking: AWS VPC; DevOps: CloudFormation; Master DB: MongoDB; Read-Replica DB: AWS ElastiCache (Redis); Microservices: AWS Lambda; SMTP Service: SendGrid; Storage: S3; Document Indexing: Amazon CloudSearch; REST API: Nodejs; Identity Management: Amazon Cognito; Web Servers: EC2s; Desktop Client: C# Add-In for MS Word.Research REST APITechnical Project Manager• Design the REST API to meet requirements for scalability, performance, and cross-platform compatibility.• Design data ingestion/ETL processes.• Manage team of .NET and SQL Server developers.Technology stack: DB: Microsoft SQL Server 2014; Data Ingestion: Microsoft SSIS 2014; Web Servers: Windows 2016; API Management: Swagger; Testing: SoapUI; API Development: Microsoft .NET Core 2; O/RM: EF Core 2.Research Publishing Automation SystemTechnical Project Leader• Manage continuous feature development and system optimizations; analyze new requirements with business & technology.Technology stack: DB: Microsoft SQL Server 2018; Front-End: Microsoft .NET/JavaScript on Windows Server 2018/IIS; Back-End Processing: Windows .NET Services, Thompson Reuters API Integration.

May 2013 - Nov 2019

Software Solutions Team Leader

Infotech Solutions For Business International, Inc.

New York, New York, Us

Established .NET and C# as the company’s standard development platforms for the enterprise, Objective C for iPhone/iPad apps, SharePoint for client portal development, and Microsoft VSTO for thin-client development. Trained new developers.Main projects:Proprietary Research SOAP Web ServiceSenior Software Engineer.• Responsible for the design and system architecture of a SOAP Web Service for delivery of research and related metadata.• Managed development, performance testing & documentation groups.Technology stack: Microsoft .NET and C#, Microsoft WCF, SOAP, SQL Server 2005, SQL Server Integration Services.Research to Contacts SMTP Delivery SystemSenior Software Engineer• Responsible for client requirement gathering, and system & infrastructure design & architecture.• Managed the development team, coordinated deployments with the infrastructure team.• Evolved the system to the only SMTP delivery platform for all groups.Technology stack: SharePoint 2007, Oracle 10/11g, Outlook VSTO (Visual Studio for Office) Add-In, IIS 7.0, SQL Server 2008, SQL Server Integration Services, Microsoft .NET & C#.

Jan 2006 - Apr 2013

Development Manager

Blitz Systems, Inc.

• Initiated development of complete enterprise solutions by combining mainstream technologies like Visual Basic, VBA for Word/Excel, SQL server, Oracle, Sybase, etc. and advanced – at the time -technologies, like Microsoft ASP.• Involved in all stages: inception, development, implementation, delivery, user-support, technology management and continuous improvement.• Developed systems for various financial services companies.Technology stack: Classic ASP, SQL Server, Visual Basic, VBA, Microsoft .NET, Visual Studio for Office.

Mar 2000 - Dec 2005

Technical Support Specialist

Idt Corporation

Newark, Nj, Us

Provided technical support to customers and partners.

Mar 1996 - Mar 1997

Intern - Database Developer

Hellenic Electricity Distribution Network Operator Sa (Hedno)

Worked on the Relational Database System (back-end and front-end) of the company's School of Continuous Education.

Jun 1994 - Sep 1995
Team & coworkers

Colleagues at MarketAxess

Other employees you can reach at marketaxess.com. View company contacts for 979 employees →

FY Fatima Yoshino Fatima Yoshino Colleague at MarketaxessSan José, San Jose, Costa Rica View → AT Alcina Tan Alcina Tan Colleague at MarketaxessSingapore View → JS Jeff Skinner Jeff Skinner Colleague at MarketaxessHoboken, New Jersey, United States View → VF Vanessa Forde Jagessar Vanessa Forde Jagessar Colleague at MarketaxessUnited Kingdom View → MH Michael Higgins Michael Higgins Colleague at MarketaxessGreater Chicago Area, United States View → SL Susan Lobo Susan Lobo Colleague at MarketaxessUnited States View → JV Jacques Van Dunk Jacques Van Dunk Colleague at MarketaxessNew York City Metropolitan Area, United States View → NH Nel Hunter Nel Hunter Colleague at MarketaxessUnited Kingdom View → RS Rugved Sawant Rugved Sawant Colleague at MarketaxessBrooklyn, New York, United States View → JP Jake Pierides Jake Pierides Colleague at MarketaxessNew York City Metropolitan Area, United States View →
2 education records

Dimitris Papathomopoulos education

Master’S Degree, Computer Science

City Tech, Cuny

Bachelor’S Degree, Computer Engineering

University Of Patras
FAQ

Frequently asked questions about Dimitris Papathomopoulos

Quick answers generated from the profile data available on this page.

What company does Dimitris Papathomopoulos work for?

Dimitris Papathomopoulos works for MarketAxess.

What is Dimitris Papathomopoulos's role at MarketAxess?

Dimitris Papathomopoulos is listed as Lead Information Security Engineer at MarketAxess.

What is Dimitris Papathomopoulos's email address?

AeroLeads has found 1 work email signal at @marketaxess.com for Dimitris Papathomopoulos at MarketAxess.

Where is Dimitris Papathomopoulos based?

Dimitris Papathomopoulos is based in New York, United States while working with MarketAxess.

What companies has Dimitris Papathomopoulos worked for?

Dimitris Papathomopoulos has worked for Marketaxess, Touro College Graduate School Of Technology, Infotech Solutions For Business International, Inc., Blitz Systems, Inc., and Idt Corporation.

Who are Dimitris Papathomopoulos's colleagues at MarketAxess?

Dimitris Papathomopoulos's colleagues at MarketAxess include Fatima Yoshino, Alcina Tan, Jeff Skinner, Vanessa Forde Jagessar, and Michael Higgins.

How can I contact Dimitris Papathomopoulos?

You can use AeroLeads to view verified contact signals for Dimitris Papathomopoulos at MarketAxess, including work email, phone, and LinkedIn data when available.

What schools did Dimitris Papathomopoulos attend?

Dimitris Papathomopoulos holds Master’S Degree, Computer Science from City Tech, Cuny.

What skills is Dimitris Papathomopoulos known for?

Dimitris Papathomopoulos is listed with skills including .Net, Software Project Management, Enterprise Architecture, Amazon Web Services, Cloud Computing, Product Management, Web Services, and Saas.

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