Principal Consultant – Sustainability

JS Money Limited; United Kingdom; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading sustainability consulting firm in the United Kingdom is seeking a skilled Principal Consultant to join their growing Sustainability Team. The role involves leading high-profile projects that help clients achieve environmental goals, managing project teams, and providing mentorship. The ideal candidate will have in-depth knowledge of carbon modelling and excellent client-facing skills. Competitive salary, hybrid working options, and a range of benefits are offered.

Benefits

Competitive salary with discretionary bonus potential

23 days’ annual leave plus bank holidays

Enhanced pension contributions

Training and development programmes

Hybrid working

Cycle-to-work scheme

Two annual volunteer days

Qualifications

• Expertise in detailed knowledge of carbon modelling.
• Ability to lead workshops with clients and design teams.
• Broad understanding of industry carbon developments.

Responsibilities

• Lead day-to-day project management of client assignments.
• Undertake detailed carbon modelling for large projects.
• Act as the key client contact for communication and support.

Skills

Chartered sustainability professional

Detailed knowledge of carbon modelling

Confident presentation skills

Knowledge of sustainability policy landscape

Tools

OneClick

Job description

Overview

Make a Real Impact in Sustainability — My client is seeking a skilled Principal Consultant to join their growing Sustainability Team. This is an exciting opportunity to lead high-profile projects that help clients achieve ambitious environmental goals while making a measurable, real-world impact.

You’ll bring both technical expertise and strong project management skills—building trusted client relationships, guiding design teams, and mentoring colleagues to grow their capabilities.

Key Responsibilities

• Lead day-to-day project management of client assignments
• Undertake detailed carbon modelling and spearhead the development of this discipline
• Run workshops and technical meetings with design teams
• Prepare fee proposals and costings for large, complex schemes
• Act as the key client contact, ensuring communication on progress, risks and budgets
• Support and mentor colleagues, providing advice, coaching and delegation as appropriate
• Manage your own workload and that of direct reports
• Contribute to business development activities and client presentations

What We’re Looking For

• Chartered sustainability professional with expertise in detailed knowledge of carbon modelling, ideally using OneClick
• Planning-related reporting for whole life carbon and circular economy (e.g. GLA reporting)
• Embodied carbon and materials knowledge to shape carbon reduction and circular economy strategies
• Confident presentation skills to lead workshops with clients and design teams
• Broad understanding of industry carbon developments and their link to net zero strategies
• Knowledge of the wider sustainability policy landscape and certifications (e.g. BREEAM) desirable

What’s on Offer

At my client, you’ll be part of a diverse and inclusive team where your perspective and expertise are valued. We provide a supportive environment where you can learn, grow, and thrive.

Benefits include:

• Competitive salary with discretionary bonus potential
• 23 days’ annual leave plus bank holidays
• Enhanced pension contributions
• Training and development programmes to support your progression
• Cycle-to-work scheme
• Hybrid working, including an option to work abroad for a set period each year
• Enhanced family-friendly policies
• Two annual volunteer days to give back to the community
• Opportunities to shape industry best practice through professional bodies and initiatives such as NextGen
• Online benefits platform (shopping & leisure discounts, 24hr GP appointments, wellbeing services, gym membership and more)
• Regular team socials

This is more than just a role—it’s an opportunity to lead sustainability projects, support talented colleagues, and help shape the future of the built environment.

Interested? Get in touch for a confidential conversation.