Experience

ReVive Impact Partners

• Jersey
• Business Consulting and Services
• 1 - 100 Employee

• Chief Technology Officer

  • Aug 2021 - Present

  Providing services to early-stage businesses with a strong impact and sustainability focus. Providing services to early-stage businesses with a strong impact and sustainability focus.



GlobalABM

• United Kingdom
• IT Services and IT Consulting

• Chief Technology Officer

  • Aug 2019 - Present

  At GlobalABM we specialise in the use of agent-based modelling to simulate and model complex behaviour in a variety of domains. We have built a performant and memory efficient ABM engine using RUST and a host of pre/post-processing tools and visualisations using Python, Pandas, PostgreSQL and Plotly Dash. For larger workloads we utilise a worker-queue architecture on AWS. At GlobalABM we specialise in the use of agent-based modelling to simulate and model complex behaviour in a variety of domains. We have built a performant and memory efficient ABM engine using RUST and a host of pre/post-processing tools and visualisations using Python, Pandas, PostgreSQL and Plotly Dash. For larger workloads we utilise a worker-queue architecture on AWS.



CrowdX

• United Kingdom
• Financial Services
• 1 - 100 Employee

• Chief Technology Officer

  • May 2018 - Present

  A new capital market for privately held companies to raise funds, provide liquidity and release value at all stages A new capital market for privately held companies to raise funds, provide liquidity and release value at all stages



Self Employed

• Software Consultant

  • Jan 2013 - May 2021

  Recent involvements:- Designed, developed and implemented a containerised, micro-service based, equity trading platform on AWS using Python, Docker and FIX.- Consulting on tech strategy and software product design for 3 companies. (ongoing)- Implemented an analytics solution to collate and sanitise transaction data from a variety of sources and surface performance metrics using a combination of bespoke web tools and Tableau.- Advanced Microsoft Excel spreadsheet models and backend design for financial markets participant.



Iress

• Australia
• Software Development
• 700 & Above Employee

• Head of FIX Services, FM SA

  • Jan 2011 - Dec 2012

  Assumed the role prior to IRESS's acquisition of Peresys, and was responsible for all strategic and operational decisions surrounding the FIX hub services. Assumed the role prior to IRESS's acquisition of Peresys, and was responsible for all strategic and operational decisions surrounding the FIX hub services.



Peresys (Pty) Ltd

• CTO

  • 2008 - 2010

  As custodian of the company’s technical direction, the role was primarily threefold. - To ensure the technology vision served the business strategy, and to assist the various business unit owners and lead developers in this regard. - To raise and champion the technical agenda during the process of setting strategy, allowing the executive to make decisions with a clearer understanding of any risks and/or opportunities inherent in the existing technology. - The assessment and evaluation of alternative or complimentary technologies available in the market, for purposes of collaboration or acquisition.

• Head of Trading Services

  • 2005 - 2008

  The role involved overseeing all aspects, both strategic and operational, of Peresys‘s flagship product Hermes ( A JSE member trading platform). This included the migration of the entire client base to a new version of Hermes, on the back of the London Stock Exchange’s move to their new TradeElect and Infolect platforms, as well as the development of Peresys's algorithmic trading solutions.

• Director, Developer

  • Apr 1997 - 2005

  Joined Peresys shortly after inception and performed a variety of roles as the business grew in both size and focus, that included: - Leading the team that wrote the original Hermes trading platform.- Leading the Integration Services team that focussed on buy-side front/back office integration.- Managing the client requirements, business analysis and development processes surrounding the bespoke software solutions delivered to the Bond Exchange of South Africa (BESA), for their trade-matching and price-discovery systems.- Heading development and quality assurance teams across all products within Peresys



Investec

• United Kingdom
• Financial Services
• 700 & Above Employee

• Equity Derivatives Technologist

  • 1994 - 1996

  A role that sought to bridge the gap between business requirements and technology based in the front-office and reporting to the head of equities trading. The role encompassed the development, maintenance and execution of the decision support solutions that provided real-time valuation and risk metrics of the company’s equity derivatives portfolio. The solutions were based on C++ for the pricing models and the interface developed in Microsoft Excel.At a later stage, led the team that replicated the “on the desk” model, for the fixed-income spot and derivatives desks.



Rand Merchant Bank

• South Africa
• Banking
• 200 - 300 Employee

• Manager

  • 1992 - 1994

  Took over responsibility for the legacy clearing system and was instrumental in the redesign and rewrite of a replacement system, including the introduction of exchange traded options and offset margining. Wrote and implemented the client version of the same system which was offered to all of RMB’s broker clients to allow them to reconcile their positions.

• Programmer

  • 1989 - 1992

  Took up full-time employment in Rand Merchant Bank’s technology division as a programmer tasked with maintaining and supporting their Futures Clearing System on Oracle/Unix.

• Junior Programmer

  • 1986 - 1989

  Contracted during every mid-year and year-end university vacation to assist with ad-hoc development and financial modelling for the Corporate Finance and Capital Markets Divisions.