• Financial markets and technologies
• Distributed software
• Internet and other network technologies
• E-Commerce, E-Payments

• UbuntuLinux and other Linux distros
• FreeBSD and other BSD distros
• Windows XP and other variants

• C/C++
• Python
• JavaScript
• Also previously used:
  Perl, JSP, PHP, Visual Basic, Fortran 66 and 77, Pascal, assembler

• Django
• AJAX
• Apache
• Also previously used:
  Apache Tomcat, Zope, ColdFusion

• Sqlite
• PostgreSQL
• Also previously used:
  MySQL, Microsoft Access, Microsoft SQL Server, Informix

• Subversion: revision control
• Trac: issue tracking and wiki system for software development
• CXXtest: unit test framework
• Mailman: mailing list manager

2006

Free Digital Money project

• Lead technologist on open source project
• Set up project framework using Trac and SVN
• Set up project website and mailing lists
• Developed initial technology using C++, OpenPGP::SDK, GPG
• Developed demonstrator website using Django/sqlite
• Project evangelism
• Technologies used: C++, PGP, Python, Django, sqlite, Trac, mailman
• Project website is at www.freedmoney.org

Secure Mailing List Server project

• Ported and configured SSLS (an OpenPGP and S/MIME-aware Mailman)
• Technologies used: mailman, SSLS

2005

OpenPGP::SDK project

• Developer in open source project to develop OpenPGP cryptographic library
• Set up project framework using Trac and SVN
• Set up project website and mailing lists
• Presented project at EuroOSCON 2005
• Technologies used: C, Linux, PGP, Trac
• Project website is at openpgp.nominet.org.uk

2004

Requirements Analysis and Specification for Low Value Payment System

• Requirements Analysis and Specification for Low Value Payment System to be launched in 2005 by major high-street retailer

Commissioning of new machines into high-volume database-driven web server cluster

• Webserver cluster serves very high volume genealogy searches
• Wrote installation guide and commissioned new machines into cluster
• Technologies Used: FreeBSD, Apache, Backhand, Spread, MySQL

Documentation of networking infrastructure

• Sole Linux sysadmin in Internet company left at short notice.
• Produced document detailing networking infrastructure to assist replacement sysadmin to get up to speed with minimum delay

"Proof-of-concept" project migrating Windows/Access database to Linux/Postgres

• “Proof-of-concept” project for government organisation, trialling feasibility of migration of duplicated MS-Access database application to a new distributed client-server architecture.
• New architecture uses MS Access front-end, Linux/PostgreSQL back-end, linked by VPN over Internet

• Designed, installed and supported multi-site cross-platform company network (Microsoft, Linux and BSD)
• Designed network architecture of company's complex secure online payments and authentication products. Technologies used 3-party business model over distributed open network, using SSL, Public Key Cryptography and cryptographic hardware tokens for security. Products suite written in Java, using C libraries where necessary, with backend database support and frontend web applications.
• Provided technical support for customers, including MasterCard, Bank of Scotland and LINK
• SysAdmin technologies used: DNS, SSL, SSH, VPNs, SMTP, POP, IMAP, Perl, Python
• Development technologies used: C, JSP, Perl, Python, Java, SQL, CVS, PKI

• Engineering Manager in charge of flagship SpiderIntegrator product line. SpiderIntegrator was a multi-protocol multi-interface router, supporting TCP/IPX/OSI protocols over Ethernet, X.25 and ISDN interfaces. The product won the "ISDN Product of the Year" award in 1994.
• Project Leader in charge of SpiderRouter M290 ISDN router
• Developer on SpiderManager (SNMP product management software) using HP OpenView platform on PC/Unix
• Consultant on SpiderSoftware's protocol stack development team.
• Technologies used: C, assembler, Perl
• Networking technologies: TCP, IPX, OSI, SNMP, RIP, OSPF, BGP, PPP, ISDN, X.25, interoperation with Cisco products

• Consultant for Spider Systems on SpiderMonitor (LAN monitoring product)
• Consultant for LBMS on GPASS project. GPASS was a software product used by GPs to manage patient care in doctors' surgeries, still in use today.
• Consultant for BT on CHOTS project. CHOTS was an office automation project for the Ministry of Defence.
• Technologies used: C, Informix

• Project Leader on ASPECT Alvey project. ASPECT was an R&D project undertaken in conjunction with Newcastle and York universities, and Systems Designers to build a Distributed IPSE (IPSE="Integrated Project Support Environment")
• Project Leader on CSA Esprit project. CSA was an R&D project to build a "Communications Systems Architecture", for distributed document management.
• Technologies used: C

• Team Leader in Support Department responsible for PAFEC's customers of its CAD/CAM/CAE software products on the Harris computer line.
• Technologies used: C, Fortran

• University of Durham
  B.Sc(Hons) Engineering Science

• ACCA
  Certified Diploma in Accounting and Finance

Other Information

• Co-Founder of Edinburgh's branch of First Tuesday networking group
• Co-Founder of EFCE conference
  (EFCE="Edinburgh Financial Cryptography Engineering")