- Engineering
What a GTM engineer does, the skills and tools they use, salary ranges, and how to hire one, backed by real 2026 fractional rate data.
Jon F.
London, UK
Transforming Technology into a Strategic Asset for Hedge Funds and Asset Managers
With a wealth of over 15 years in spearheading IT revolutions for top-tier hedge funds and asset managers, Jon Freedman stands as a visionary in integrating AI-driven solutions that not only bolster operational resilience but markedly enhance profitability and efficiency. At the heart of Jon’s ethos is the belief that technology should be a power player, not a stumbling block, in scaling businesses. He excels in weaving technology strategies that align seamlessly with business goals, ensuring technology is a lever for growth, not a constraint.
Experience
Complexiti
Chief Technology Officer
Jul 2025 - Present
Complexiti automates onboarding and compliance exception processes for financial institutions through AI-enhanced platforms.
Briefed
Founder
Jul 2025 - Present
Briefed summarizes podcasts into concise AI-generated insights, delivering them weekly to keep users informed efficiently.
Echios
Chief Technology Officer
May 2025 - Present
Echios uses AI to enhance communication by providing feedback and scoring to improve professional skills.
Taxium
Chief Technology Officer
May 2025 - Present
Taxium simplifies tax filing with conversational AI, helping individuals find deductions and file returns with HMRC easily.
FIXParser Ltd.
Co-Founder
Apr 2025 - Present
FIXParser Ltd. offers a TypeScript library that simplifies connecting to FIX protocol for real-time trading communications.
Quant Fin Ltd
Director
Jan 2025 - Present
Quant Fin Ltd helps asset managers scale efficiently by providing technology solutions to improve profitability and efficiency.
Brevan Howard
Head of Risk, Middle and Back Office IT
Jan 2023 - Oct 2024
Brevan Howard specializes in global macro investment management, providing solutions to institutional investors worldwide.
- Expanded the IT department from 7 to over 90 staff within 12 months.
- Implemented workflow automation that increased efficiency and reduced manual errors.
- Led improvements in system reliability enhancing operational performance.
Point72
Senior Macro Strategist
Jul 2021 - Dec 2022
Point72 is a global investment firm that applies data-driven strategies across multiple asset classes to achieve returns.
- Built a Warsaw-based team from 0 to 4 members in nine months.
- Contributed to FINOS to enhance tech collaboration in the finance industry.
- Developed and implemented quantitative models to streamline strategy execution.
Millennium Management
Quantitative Analyst
Sep 2018 - May 2021
Millennium is a diversified worldwide investment manager delivering returns through a variety of strategies.
- Developed a G10 linear rates platform adopted across multiple trading teams.
- Architected backend using Spring Boot and frontend using TypeScript/React on AWS.
- Enhanced technological efficiency by replacing legacy systems with new platforms.
Brevan Howard
Head of Trading Technology
Mar 2017 - Jun 2018
- Designed and implemented a microservices-based STP system to streamline trading workflows.
- Increased data consistency and improved execution efficiency across trading desks.
- Led the transition to a microservices architecture using Scala, Spring Boot, and React.js.
Brevan Howard
Head of Quant Risk
May 2012 - Feb 2017
- Led a team responsible for risk data and reporting for all funds.
- Implemented automation in risk calculations, reducing manual processing time.
- Decreased operational risk through improved risk reporting systems.
Morgan Stanley
Vice President
Nov 2010 - May 2012
Morgan Stanley is a global financial services firm providing investment banking and management services.
Brevan Howard
Software Developer
May 2008 - Aug 2010
Morgan Stanley
Associate
Aug 2006 - Apr 2008
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