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Permanent

Senior Sustainability Consultant

Mattinson Partnership
London
money-bag £45000 - £50000/annum
Posted: 30 September 2026 (Today)
Closing date: 30 October 2026
Ref: 225667803

Senior Sustainability Consultant | London

A growing sustainability consultancy is looking to appoint a Senior Sustainability Consultant or Sustainability Consultant to join its London team.

This is an opportunity to work on a diverse range of built environment projects, with a particular focus on sustainability, whole life carbon, circular economy, biodiversity and nature-positive design.

The role offers the chance to work alongside specialists across sustainability, nature and ecology, helping clients move beyond minimum compliance and deliver more ambitious sustainability outcomes across a range of developments.

The role

Depending on experience, you''ll take responsibility for delivering smaller projects independently or specific elements of larger sustainability and engineering projects.

Key responsibilities will include:

  • Undertaking whole life carbon assessments and options appraisals to inform design decisions.
  • Developing and applying circular economy strategies across a range of projects.
  • Producing sustainability reports, whole life carbon assessments, circular economy statements and planning documentation.
  • Managing BREEAM assessments, including pre-assessments, workshops and the certification process.
  • Managing smaller projects from start to finish, or supporting specific elements of larger projects.
  • Providing technical sustainability advice and developing practical solutions to complex challenges.
  • Communicating technical information clearly to both technical and non-technical audiences.
  • Attending client and project meetings and maintaining strong stakeholder relationships.
  • Working collaboratively with wider project teams and sustainability specialists.

About you

The ideal candidate will have around 5 years'' experience at Consultant level or 5+ years'' experience at Senior Consultant level, with a background in sustainability within the built environment.

You''ll ideally have experience with:

  • Whole life carbon assessments, with the ability to interpret results and inform design optioneering.
  • Circular economy principles and their application across different project types.
  • BREEAM, including assessments, workshops and certification.
  • Planning processes and associated sustainability documentation.
  • Wider sustainability standards and frameworks such as NABERS, Passivhaus and the UK Net Zero Carbon Buildings Standard.
  • Building sustainability, carbon assessment, net zero transition and sustainability advisory projects.

Relevant professional accreditations such as BREEAM, WELL or other sustainability certifications would be advantageous, alongside a relevant degree or equivalent qualification in sustainability, architecture, engineering, consultancy or a related discipline.

What''s on offer

  • Opportunity to work on varied and technically interesting built environment projects.
  • Exposure to sustainability, carbon, circular economy, nature and biodiversity.
  • Collaborative working alongside specialist sustainability and environmental teams.
  • Opportunity to take ownership of projects and develop client-facing experience.
  • London-based role with hybrid working and a minimum of three days per week in the office.

The successful candidate will be highly organised, commercially aware and confident working autonomously, with strong communication skills and a genuine enthusiasm for improving sustainability across the built environment.

Feel free to click apply if this is of interest or give Ethan Williams a call on (phone number removed) to find out more.

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