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NYXA.

Fractional CTO — UK

A CTO on your leadership team, without the full-time hire.

Nyxa provides fractional CTO leadership to UK mid-market firms: an experienced technology leader, one or two days a week, leading architecture, engineering practice and delivery — accountable like an executive, engaged like a partner.

Two colleagues in a working session

What the role covers

The seat, not just the advice.

A fractional CTO takes the seat at the leadership table and leads architecture, engineering and delivery — the same accountability as a permanent CTO, sized to what your business needs.

Architecture and platforms

Clear ownership of the architecture, so the platforms behind your products and services can scale without constant rework.

Engineering practice

Sound engineering habits — planning, quality and release discipline — so delivery becomes predictable rather than heroic.

Product delivery

Technology that supports the product roadmap, with realistic scope, sequencing and progress the leadership team can see.

Board reporting

Technology risk, investment and progress explained in the language of the board — so decisions are made with confidence.

How the engagement works

A monthly retainer, with a built-in exit.

One or two days a week

A seat on the leadership team, owning architecture, engineering practice, delivery and board reporting. Six-month minimum, then rolling monthly — enough continuity to make a genuine difference.

Designed to hand over

The engagement builds capability in your team as it goes, with a built-in exit — including help hiring a permanent leader when the time is right.

Fees are fixed and sized to your firm’s revenue band, confirmed in writing before any work begins.

See how engagements work

Who it fits

Built for UK mid-market firms.

We work with UK firms from around £5m to £500m revenue. The same senior expertise, sized to the firm — not a cheaper version of it.

Small

c. £5–20m revenue

No senior technology leader; development run by a small team or an agency.

Lower mid-market

c. £20–100m revenue

An IT team, but no board-level technology leader.

Mid-market

c. £100–500m revenue

A CIO/CTO gap, or a major programme in flight.

Talk to us about fractional CTO leadership.

A 30-minute call, no charge and no pitch deck. If we are not the right answer, we will say so.