Shape places. Influence development. Build your future. Ready to work on projects that shape communities and drive development across the UK? Join Tetra Tech''s growing Planning team and combine technical expertise, commercial insight and career ambition within a collaborative, multidisciplinary environment. Purpose and Scope of the Role As a Senior or Principal Planner, you''ll provide expert planning advice to public and private sector clients across a diverse portfolio, including residential, retail, education and energy. You''ll work across the development lifecycle, from site appraisals and feasibility through to planning applications, appeals and strategic advice. With access to Tetra Tech''s multidisciplinary specialists and national network, you''ll broaden your technical experience and contribute to projects of varying scale and complexity across the UK. Your Impact in this position You''ll take ownership of a varied workload, managing multiple projects while delivering high-quality, commercially focused planning advice. You''ll build trusted client relationships, develop your own portfolio of work and take responsibility for project delivery, budgets and quality. Working alongside planners and technical specialists across Tetra Tech, you''ll contribute to complex multidisciplinary proposals, share your expertise and strengthen your market profile. With a strong pipeline of work and support from an established organisation, you''ll have the opportunity to ..... full job details .....