Principal Medical Writer in Portsmouth

A growing, science-led medical communications agency is looking to appoint Principal Medical Writers to join its expanding Medical & Scientific team. This is an excellent opportunity for an established Principal Medical Writer seeking a role that combines scientific excellence with client leadership, strategic input, mentoring responsibilities, and clear long-term progression. The successful candidate will play a key role in shaping scientific communications programmes, leading client relationships, supporting business growth initiatives, and developing more junior members of the editorial team.

This position sits within a highly collaborative medical and scientific function and offers the chance to work across a diverse range of pharmaceutical and biotech clients, therapeutic areas, and communication programmes. You'll be responsible for delivering scientifically rigorous content while acting as a trusted advisor to clients and internal stakeholders. The role offers significant exposure to strategic planning, account leadership, and team development, making it an ideal next step for writers looking to broaden their influence beyond content creation alone.

• Lead the development of high-quality scientific and medical communications materials across a range of deliverables.
• Produce and review content including publications, slide decks, advisory board materials, symposia content, medical education programmes, e-learning modules, and digital assets.
• Ensure all outputs meet the highest standards of scientific accuracy, compliance, and editorial quality.
• Provide senior-level review and guidance on content developed by other writers.
• Lead client meetings, scientific discussions, advisory boards, and educational programmes.
• Build strong, long-term client relationships through proactive scientific and strategic support.
• Attend client meetings, congresses, and scientific events as required.
• Mentor and support the development of junior and mid-level medical writers.
• Contribute to onboarding, training, and capability-building initiatives.
• Support proposal development and new business opportunities.
• Contribute scientific expertise to pitches and strategic discussions.
• Manage timelines, budgets, and project delivery across multiple accounts.
• Identify opportunities for account growth and expanded client partnerships.

• Degree in Life Sciences, Biomedical Sciences, Medicine, Pharmacy, or a related discipline (PhD, MD, PharmD or equivalent preferred).
• Significant experience within a medical communications agency environment.
• Strong track record delivering scientific communications and medical education programmes.
• Experience leading client interactions and presenting scientific content to stakeholders.
• Excellent scientific writing, editorial, and critical appraisal skills.
• Strong understanding of pharmaceutical industry compliance requirements and industry guidelines.
• Experience mentoring, coaching, or managing junior writers.
• Previous experience operating at Principal Medical Writer level.
• Experience supporting new business activities and proposal development.
• Familiarity with digital and interactive medical education formats.

• Opportunity to join a growing and highly regarded medical communications agency.
• Significant client exposure and strategic responsibility.
• Clear progression pathway into Editorial Leadership or Scientific Strategy roles.
• Supportive and collaborative culture.
• Exposure to a broad range of therapy areas and global programmes.
• Strong emphasis on professional development and career growth.
• Flexible working arrangements.

If you're looking for a role where you can combine scientific expertise, client partnership, strategic thinking, and team leadership, we'd love to hear from you.