Commercial Manager

Wiggli; Greater London; On-site; GBP 65,000 - 75,000; Full time

Job summary

Wiggli, based in Ickenham, is seeking a Commercial Manager to oversee commercial performance for multiple projects. This key role will involve managing a small commercial team and directly shaping the commercial function of the business.

The ideal candidate will have strengths in strategic oversight and hands-on involvement within engineering or construction sectors. The position offers a salary between £65,000 and £75,000 plus additional benefits.

Qualifications

• Experience in engineering, construction, or building services sectors.
• Comfortable operating strategically and hands-on.
• Confident managing multiple projects.

Responsibilities

• Oversee commercial performance across multiple live projects.
• Full P&L responsibility across projects and business unit.
• Develop cost plans, budgets, and financial forecasts.

Skills

Proactive

Financial control

Commercial awareness

Stakeholder management

Team development

Tools

Archdesk

Sage 50 Projects

Job description

Commercial Manager

Ickenham, UB10 (Head Office Based)
Growing SME Mechanical Engineering / Building Services Contractor
£65,000 – £75,000+ (Flexible DOE) + Benefits

The Opportunity

We are working in partnership with a growing and well‑established mechanical contractor delivering projects across public and private sectors, including healthcare, education, and commercial environments.

Due to continued expansion, our client is looking to appoint an experienced Commercial Manager to take on a key leadership role within the business.

This is a unique opportunity to step into a position with real influence; overseeing multiple projects, managing a small commercial team, and playing a central role in shaping and developing the commercial function as the business grows.

The Role

As Commercial Manager, you will take responsibility for the commercial performance of multiple live projects, while also driving improvements across systems, reporting, and overall commercial strategy.

This role offers a balance of strategic oversight and hands‑on involvement, making it ideal for someone looking to step up or broaden their impact within a dynamic environment.

Key Responsibilities

• Oversee commercial performance across multiple live projects
• Full P&L responsibility across projects and business unit
• Review, negotiate, and manage commercial contracts
• Develop cost plans, budgets, and financial forecasts
• Lead project performance reviews, focusing on profitability and risk
• Improve and implement commercial processes, systems, and controls
• Establish consistent financial reporting across all projects
• Support and enhance commercial awareness across operational teams
• Manage, mentor, and develop junior Quantity Surveyors
• Drive a culture of continuous improvement within the commercial function

About You

We’re keen to speak with individuals who are:

• Proactive, driven, and commercially astute
• Comfortable operating both strategically and hands‑on
• Experienced within engineering, construction, or building services sectors
• Confident managing multiple projects and stakeholders
• Strong in financial control, reporting, and decision‑making
• Passionate about developing teams and improving business performance

Desirable Experience

• Experience with commercial/project management systems (e.g. Archdesk)
• Familiarity with accounting/project software (e.g. Sage 50 Projects)
• Previous involvement in improving or implementing commercial systems

Salary

• £65,000 – £75,000+ (depending on experience)
• Additional benefits to be discussed at interview stage