Quantum Director

Ref
MAX10692
Consultant
Nilam Modhwadia
Region
London
Location
London
Salary
£160k - 250k DOE
Job Posted
25/03/2026
Type
Permanent
Status
Live: Interviewing now

An excellent opportunity for an experienced Quantum Expert Witness to join a well-established global construction consultancy in London.

This senior appointment offers the chance to lead major domestic and international disputes, deliver expert witness and advisory services, support business growth, and help shape the direction of a respected expert practice.

Project Details

The successful candidate will work on major domestic and international construction and engineering disputes. These are likely to include high-value building, infrastructure and engineering matters requiring quantum analysis, expert reporting, dispute resolution support and commercial advisory input. Specific live projects are not known.

Responsibilities and Duties

This Quantum Expert Witness job is suited to a highly experienced disputes professional with strong expertise in quantum matters, expert work and construction dispute resolution.

The role will involve leading complex commissions, managing teams and developing client relationships in the London construction disputes market and wider international construction disputes sector.

  • Lead major domestic and international disputes as the lead Quantum Expert
  • Manage teams of quantum analysts by defining the key issues, setting parameters for analysis and delegating work effectively
  • Review, collate and synthesise analysis from multiple sources into clear expert opinions
  • Write high-quality expert reports and related formal documents for dispute resolution proceedings
  • Lead assignments involving risk advisory, commercial management and dispute resolution services
  • Testify as a Quantum Expert Witness when required
  • Attend and lead regular meetings with clients, solicitors, counsel and other legal professionals
  • Play a major role in winning future work and developing new business for the practice
  • Work closely with internal and external specialists, including delay experts and other technical teams
  • Support the development, mentoring and quality assurance of more junior analysts and consultants

Desired Skills and Experience

This Quantum Expert Witness role requires an established expert with deep knowledge of construction claims, expert report writing and formal dispute resolution proceedings.

The employer is seeking a strong client-facing professional with proven leadership skills and the credibility to help grow a leading expert witness business.

  • Previous experience acting as lead expert on major construction disputes
  • Ideally experience of giving oral evidence and being cross-examined
  • Strong experience managing teams within a lead expert role
  • Expert-level knowledge of quantum issues in construction disputes
  • Excellent expert report writing and analytical skills
  • Good understanding of the duties of an expert under CPR 35
  • Significant knowledge of adjudication, arbitration, litigation and ADR proceedings
  • Ability to lead complex quantum analysis on large and high-value disputes
  • Proven business development and work-winning capability, ideally with examples of commissions secured with previous employers
  • Excellent client-facing, stakeholder management and communication skills
  • Ability to work collaboratively with delay, technical and commercial teams
  • Candidates with strong assistant lead expert experience may also be considered where they are ready to step into a lead expert role

Qualifications/Educational Requirements

  • Full membership of the RICS is essential
  • A degree in Quantity Surveying or another relevant construction-related subject is highly desirable
  • A relevant legal or construction law qualification such as an MSc, LLM or LLB is preferred
  • Candidates not yet holding a relevant construction law qualification should be willing to complete one

Employing Company Overview and Profile

Our client is a global multidisciplinary construction consultancy providing advisory and expert witness support services to the construction and engineering industry.

The business has been established for over 45 years and supports clients in dispute avoidance, dispute resolution and formal proceedings including arbitration, litigation and alternative dispute resolution.

Its experts are recognised for their practical industry knowledge, robust reporting and experience supporting the legal profession on contentious matters in the UK and internationally.

This is an opportunity to join a respected expert practice with an established international platform and a collaborative team environment.

A full client overview will be given to shortlisted candidates.

Additional Benefits Package and Incentives

  • Comprehensive remuneration package
  • Annual Bonus
  • Additional Bonus for revenue brought in
  • Opportunity to help shape the future direction and focus of the service line
  • Full support of a leading global consultancy
  • High-profile London and international disputes work
  • Hybrid- working

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