What does a fractional CTSO cost?

Day rates typically range from 1000-1500 GBP reflecting combined technical and security expertise.

How do I evaluate CTSO candidates?

Assess secure development experience, DevSecOps implementation, and engineering collaboration skills.

What qualifications matter most?

Engineering and security background, DevSecOps certifications, and security architecture experience.

How long are typical engagements?

CTSO engagements typically run 6-12 months for security program integration.

What does a fractional CTSO cost?

Day rates typically range from 1000-1500 GBP reflecting combined technical and security expertise.

How do I evaluate CTSO candidates?

Assess secure development experience, DevSecOps implementation, and engineering collaboration skills.

What qualifications matter most?

Engineering and security background, DevSecOps certifications, and security architecture experience.

How long are typical engagements?

CTSO engagements typically run 6-12 months for security program integration.

Hire a Fractional CTSO

Complete guide to hiring fractional technology security leadership

£800-2,000

Day Rate

2-6 weeks

Time to Hire

50-70%

Cost Savings

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Key Takeaways

1Fractional CFOs work 1-3 days per week, providing senior expertise without full-time costs
2UK day rates range from £800 to £1500, 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

Latest Fractional Jobs

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When to Hire a Fractional CTSO

Quick Definition

Consider a fractional Chief Technology Security Officer when building security into product development, achieving security certifications, or integrating security with engineering. Bridges the gap between CTO and CSO functions.

What to Look For

Evaluate candidates on secure development practices, DevSecOps implementation, security architecture experience, and engineering team collaboration. Look for security by design examples.

Evaluation Criteria

Criteria	What to Assess	Red Flags
Secure Development	SDLC integration and practices	Only audit focus
DevSecOps	Pipeline security automation	Manual security only
Architecture	Security-first design patterns	Bolt-on security approach
Engineering Alignment	Developer collaboration skills	Adversarial to engineering

Interview Questions

Ask about their secure SDLC methodology, DevSecOps implementation experience, approach to security architecture, and how they collaborate with engineering teams.

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Cost Comparison

Fractional vs Full-Time Executive

Full-Time Executive£286k/year

Salary + Benefits + Overhead

Fractional Executive£106k/year

1-2 days/week average

Your Potential Savings

£180k+

63%

saved

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Time Allocation

How fractional executives spend their time

Strategy30%

Operations25%

Leadership20%

Governance15%

Technology10%

Hire a Fractional CTSO (Chief Technology Security Officer)

A fractional CTSO combines CTO and CSO expertise, providing unified technology and security leadership. Ideal for companies where technology strategy and cyber security are inseparable.

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Why Hire a Fractional CTSO?

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Unified leadership: One executive covering both technology and security strategy

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Cost efficiency: Two C-suite roles for the price of one fractional engagement

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Holistic approach: Security built into technology decisions from the start

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Regulatory readiness: Meet compliance requirements while shipping features

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What a Fractional CTSO Delivers

Deliverable	Timeline
Technology & security audit	Weeks 1-4
Integrated tech-security roadmap	Weeks 4-8
Architecture & compliance implementation	Weeks 8-16
Team development & governance	Ongoing

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Typical Engagement Models

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Strategic: 2-3 days/week for ongoing tech-security leadership

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Compliance: 3-4 days/week for SOC 2/ISO 27001 certification

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Advisory: 1 day/week for architecture review and security governance

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Fractional CTSO Jobs UK

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CTSO Salary Guide

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Fractional CTO Jobs UK

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UK Fractional Jobs

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Fractional Recruitment Agency

UK Fractional Executive Day Rates

Compare day rates across C-suite roles

CFOThis Role£800 - £1500/day

£1100

CTO£900 - £1600/day

£1200

CMO£750 - £1400/day

£1000

COO£800 - £1400/day

£1050

CDO£900 - £1450/day

£1150

CISO£900 - £1550/day

£1200

Rate Range

Average

Source: UK Market Data 2025

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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

Fractional CFO Earnings

Calculate Your Potential Income

Your Day Rate

£1,000

£750Avg: £1000£1500

Days Per Client/Week

2.5 days

1 day5 days

Number of Clients

2 clients

Weekly

£5,000

Monthly

£21,650

Annual

£240,000

Based on 2.5 days/week x 2 clients x 48 working weeks. CFO UK average day rate: £1000.

BetaThis calculator provides rough estimates for illustration only. Actual rates and salaries vary based on location, experience, industry, and market conditions.

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