Senior or Principal Ecologist

Job type:
Full-time, Permanent

Shift and schedule:
Monday to Friday

Are you ready to make a difference, shape landscapes, protect biodiversity, and mentor the next generation of ecologists? Join our dynamic team at Chaffin Works
, where environmental excellence drives everything we do.

We’re looking for an enthusiastic Senior or Principal Ecologist to take the technical lead on a wide range of ecological projects. From habitat and species surveys to mitigation, biodiversity net gain (BNG) and environmental management systems, you’ll play a key role in delivering best practice and shaping the future of our consultancy.

This is a fantastic opportunity for a confident, proactive professional to combine technical expertise with leadership, mentoring, and innovation — helping our clients achieve sustainable outcomes across infrastructure, development, and environmental projects.

• Leading and delivering Phase 1 & 2 Habitat Surveys, Protected Species Surveys, EcIAs, HRAs, and BNG assessments
• Preparing PEAs, mitigation licence applications, RAMS, and fee proposals
• Liaising with Natural England, local authorities, and landowners
• Mentoring and supporting junior ecologists, fostering technical excellence and career progression
• Leading client meetings, contributing to tenders, and supporting business development

• Relevant degree in Ecology, Environmental Science, or related discipline
• Minimum 6 years’ industry experience
• Full UK driving licence and willingness to travel or stay away when required (essential)
• CEnv or Full Member of CIEEM, IEMA, or ISEP (or equivalent)
• At least one EPS licence, with strong knowledge of EMS, BNG, and/or BREEAM
• Excellent communication skills, integrity, and a collaborative approach

• Competitive salary based on experience and role level
• Hybrid working, company vehicle, and professional membership included
• Overtime and TOIL options
• Inclusive, values-driven culture focused on mentorship, innovation, and real-world impact

If you’re passionate about ecology and ready to lead projects that make a tangible difference to people and the planet, we’d love to hear from you.

Become a part of our dedicated team, making a positive impact on the environment and our communities.

We believe that our team is the heart of our success, and we are committed to providing a work environment where everyone can thrive.

If you don’t see your ideal position listed below, don’t hesitate to reach out and introduce yourself. Taking the initiative is a highly valued trait!