Position title
Interim / Fractional CTO Technology Division (Construction Sector)
Description

Interim / Fractional CTO — Technology Division (Construction Sector)
Location: M4 Corridor (Wales/London) — on-site presence required, remote team support
Day Rate: £800–£1,200 (dependent on experience)
Contract: 3–6 months initial, with potential to extend

The Opportunity

Exec Capital is retained to find an experienced Interim or Fractional CTO to lead the technology function of a growing division within a well-established group serving the construction sector. The division provides web and mobile platforms used by contractors and their clients, with a mobile product currently experiencing rapid growth on the back of regulatory-driven demand (Making Tax Digital).

Following the recent departure of the Head of Engineering, this is a hands-on leadership role: stabilising and directing a team of internal engineers, outsourced full-stack developers, mobile developers and testers through a period of growth and technical transformation.

Responsibilities

The Role

  • Provide interim leadership of the technology function, reporting into the divisional/group leadership
  • Own and re-architect an ageing web platform requiring significant technical modernisation
  • Support and scale a high-growth mobile application through its next stage of development
  • Manage a mixed team of internal and outsourced engineering resource across full-stack, mobile and QA
  • Bring structure, technical governance and delivery discipline during a leadership transition
  • Assess and advise on technology roadmap, architecture decisions and resourcing model
  • Work closely with commercial and operational stakeholders to align technology delivery with business growth
Qualifications

Tech Environment

Azure, .NET, Angular, Flutter, Firebase, Supabase

About You

  • Proven track record as CTO, Head of Engineering, or senior technical leader in interim/fractional capacity
  • Experience modernising legacy web platforms (ideally .NET/Angular) alongside scaling mobile products
  • Comfortable managing blended internal/outsourced engineering teams
  • Available for regular on-site presence in the M4 corridor
  • Available to start at short notice for an initial 3–6 month engagement
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Employment Type
Part-time, Temporary
Beginning of employment
1st October 2026
Duration of employment
3-6 months
Industry
Technology
Job Location
Remote work from: United Kingdom
Working Hours
9-5
Base Salary
£800-£1,000 Per day
Date posted
August 25, 2026
Valid through
September 30, 2026
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