Meet the Team

OptAxe is built and run by owner-operators who have spent more than two decades working directly in FX derivatives at the world's largest banks, backed by an advisory board of senior market practitioners.

Chris Jackson profile

Chris Jackson
CEO & Co-Founder

LinkedIn

Chris has worked in Global Markets for over 20 years, most recently as Head of FX Hedge Fund sales at HSBC. He started his career in FX at Lehman Brothers and has covered a variety of asset management and hedge fund clients across both FI and FX.  

Chris completed an MBA from Imperial College and a holds a BA (Hons) Economics from the University of Manchester.

Headshot of Yorke O'Leary, Co-founder and COO

Yorke O'Leary
COO & Co-Founder

LinkedIn

Yorke has 15 years FX Sales experience working for Goldman Sachs, HSBC and Citibank, covering Hedge Funds. Yorke’s strong technical knowledge of FX Options and sales efficiency has enhanced his client dealing experiences.

Yorke holds a BSc (Hons) Economics from the University of Bath and completed a year in industry as an accountant for EY.

Chris Smith, Head of Strategy at OptAxe

Chris Smith
Head of Strategy

LinkedIn

Chris is an experienced FX professional having worked at a number of top tier institutions as an MD with a strong macro-derivative focus.​

For the past 15 years Chris has been leveraging technology to restructure FX businesses ensuring they become more efficient, technically focussed and adept to better meet evolving client needs.

Simon Carley, CTO of OptAxe

Simon Carley
CTO

LinkedIn

Simon has led large engineering teams in capital markets, built global trading and risk management systems and cloud-native SaaS platforms.

He combines strategic leadership and deep fintech expertise with hands-on use of emerging technologies and AI engineering to deliver scalable, high-performance systems and accelerate how financial products are designed, built, and operated.

Lefteris Tatakis, Senior Engineer at OptAxe

Lefteris Tatakis
Senior Engineer

LinkedIn

Lefteris is a Senior Software Engineer that has worked across multiple roles and industries, now focusing on Back-End development, with expertise of APIs and authentication.

Lefteris holds a BSc (Hons) in Computer Science and an MRes in Advanced Computer Science from The University of Manchester.

Dave O'Brien, Senior Engineer at OptAxe

Dave O'Brien
Senior Engineer

LinkedIn

Dave brings over 20 years of expertise in crafting user-centric web applications for leading brands across various industries.

Dave is proficient in delivering intuitive, fully integrated front-end experiences, while driving innovation, fostering collaboration, and championing development standards.

Ali Dever-Chapman, OptAxe engineer

Ali Dever-Chapman
Engineer

LinkedIn

Ali is a Backend Engineer with over 7 years' experience building scalable, production-ready systems in TypeScript and Node.js, across fintech, cybersecurity, and public sector platforms.

Ali holds an MSc in Pure Mathematics from the University of Nottingham and a BSc in Mathematics from the University of Birmingham.

Tom Stringer, OptAxe engineer

Tom Stringer
Engineer

LinkedIn

Tom is a Software Engineer who has built full-stack applications across various domains, with specific experience in cybersecurity and building agentic software.

Tom holds a BSc (Hons) in Computer Science from The University of Manchester.

Advisory Board

Gemma Laman

LinkedIn

Gemma is a Managing Director at HSBC and Global Head of the FX Solutions Sales team, responsible for the strategic direction of the team as well as the origination of new business and the management of clients globally across FX Prime Brokerage, FX Overlay and FX solutions for Custody. Gemma also previously held the role of Global Head of FX Prime Brokerage. Gemma holds a degree in Politics and Philosophy from the University of East Anglia.

Bryant Park

LinkedIn

Bryant was recently Global Head of FX Sales and Head of EMEA Pension Insurance Solution Sales at Bank of America Merrill Lynch. Bryant spent 22 years at Goldman Sachs with roles including Head of FICC Institutional Sales Tokyo, FI Derivatives HF Sales, Equity Derivative Sales Tokyo, and Goldman Sachs Asset Management Chicago. Bryant was also a FICC Markets Standards Board Member up until 2022 and has an MBA from the University of Chicago.

Guy Saidenberg

LinkedIn

Guy is an industry veteran who has run global divisions at investment banks. He is now an angel investor and advisor to platform businesses. Most recently he was Global Co-Head of Markets at Barclays. Prior to that, Guy spent 17 years at Goldman Sachs running various departments, including Emerging Markets, FX, Commodities, Sales Strats and the Securities Division Digital Strategy. Guy has a PhD in Financial Economics from the University of Chicago.

Dipak Shah

LinkedIn

Dipak has over 20 years of experience as a trader across the sell and buy side, with strong involvement in the FX options market throughout his career. He has managed several FX trading businesses, most recently as Managing Director and Head of FX Options Trading at Nomura.

Tim Stack

LinkedIn

Tim is a seasoned capital markets leader with 25+ years of experience in cross-asset execution, post-trade clearing, and market structure transformation. During his tenure at Barclays, Tim led the Prime Clearing & Execution business, overseeing Global Futures Execution & Clearing, OTC Clearing, and FX Prime Brokerage. Tim also represented Barclays on key industry boards, including FIA Global, FIA Europe, and Redi EMS.

Since 2016, Tim has worked closely with founders to launch, scale, and transform disruptive businesses across capital markets. His portfolio of engagements includes early-stage exchanges, trading venues, trading platforms, and post-trade services such as r8fin Technologies, Sernova Financial, Eris Exchange, and Eris Innovations.