Technology leadership.
On demand.
Deep expertise in financial services technology for startups, scale-ups, digital asset firms, banks, family office. Assessment or creation of technology strategy and execution roadmaps. Help with dynamising engineering teams and definition of modern team structures. Drive AI adoption, and provide crypto and blockchain expert advice — Unlock your organisation's technology potential and execute at full speed.
ASSESS
Audit your architecture, engineering processes, and AI readiness — delivered as a clear, actionable report
Map your technology landscape to your business objectives and identify what's enabling growth and what's blocking it
DESIGN
Architect solutions and AI-augmented workflows tailored to your specific challenges
Evaluate technologies, recommend the right stack, and create implementation roadmaps you can actually execute
ENABLE
Coach teams to adopt modern engineering practices, agentic development workflows, and effective AI tooling
Design and run hiring processes, close skill gaps, and build teams that scale without breaking
LEAD
Step in as interim CTO, VP Engineering, or Head of Engineering — with authority, not just advice
Drive transformation programmes, technology migrations, and AI adoption from the inside
Every engagement is shaped around what you actually need.
LET'S TALK →Loïc Guezennec
FOUNDER
I started guezenn because fractional CTO roles need someone who actually ships, not just advises. I've spent 25 years building financial technology systems, leading engineering at scale, and delivering regulated digital infrastructure. That experience is now available as a service — embedded, hands-on, outcome-focused.
Read my full story at loicguezennec.com
Let's talk. No obligation.
Tell us your problem and we'll start laying out a roadmap for you.