Fractional CTO Jobs UK & Part Time CTO Roles
Part time CTO jobs and fractional CTO roles for experienced tech leaders across the UK. £850-£1,600/day.
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What type of CTO do you need?
Key Takeaways
- 1Fractional CTOs work 1-3 days per week, providing senior expertise without full-time costs
- 2UK day rates range from £900 to £1600, depending on experience and sector
- 3Typical engagements save 50-70% compared to full-time executive hires
- 4Ideal for startups, scale-ups, and SMEs needing strategic leadership
- 5No employment overhead: no pension, NI, benefits, or notice periods
McKinsey and BBC Business report 300% growth in fractional roles since 2020. The AI/ML integration wave across UK businesses is driving unprecedented demand for fractional CTOs who can provide strategic technical leadership without full-time commitment. Full-time CTO costs £200k-£350k annually vs fractional at £115k for 2 days/week.
CTO Role Types by Company Stage
Startup CTO
MVP development, initial team hiring, architecture decisions
Scale-up CTO
Team scaling, architecture evolution, process implementation
Due Diligence CTO
M&A technical assessment, code audits, team evaluation
Transformation CTO
Legacy modernization, digital transformation leadership
Cost Comparison
Fractional vs Full-Time Executive
Your Potential Savings
£197k+
Time Allocation
How fractional executives spend their time
UK Fractional Executive Day Rates
Compare day rates across C-suite roles
Fractional vs Interim vs Full-Time
Choose the right engagement model
| Aspect | Fractional | Interim | Full-Time |
|---|---|---|---|
| Time Commitment | 1-3 days/week | 4-5 days/week | 5 days/week |
| Duration | Ongoing/flexible | 3-12 months | Permanent |
| Annual Cost | £50-150k | £150-300k | £200-400k+ |
| Best For | SMEs, startups, scale-ups | Crisis, transitions | Large enterprises |
| Flexibility | ★★★ High | ★★☆ Medium | ★☆☆ Low |
Costs are indicative UK market rates. Actual costs vary by role, experience, and sector.
Calculate Your Day Rate
Calculate Your Potential Income
Based on 2.5 days/week x 2 clients x 48 working weeks. CTO UK average day rate: £1050.
BetaThis calculator provides rough estimates for illustration only. Actual rates and salaries vary based on location, experience, industry, and market conditions.
Related Executive Roles
Complementary leadership for your organisation
Frequently Asked Questions
Everything you need to know
An experienced tech leader working part-time with multiple companies on strategic guidance without full-time commitment. They provide technical leadership, team building, and architecture decisions.
Industry Resources & Authority Links
Tech Nation
UK tech ecosystem research
technation.io
techUK
Technology trade body
www.techuk.org
UK Government Digital Strategy
Digital policy
www.gov.uk
BCS - British Computer Society
IT professional body
www.bcs.org
IET
Engineering and technology institution
www.theiet.org
ONS
Official statistics
www.ons.gov.uk
Related Pages
The Fractional Executive Trend
Industry data on the rise of fractional leadership
of executives who moved to fractional work report higher job satisfaction
Source: Harvard Business Review ↗Platform Stats
Founder's background
📊 CTO Market Snapshot
💰 CTO Day Rates
Based on 2026 market data for UK CTO roles.
