Senior Human Factors Engineer

Are you ready to lead impactful Human Factors programmes that shape the future of healthcare? 

We’re looking for a Senior Human Factors Engineer to join our growing team and take technical ownership of projects that span the full development lifecycle. You’ll work closely with clients, project managers, and engineers to deliver high-quality, insight-driven solutions that improve usability and reduce risk in medical device development.

Crux is a specialist consultancy at the forefront of medical device development. We partner with top-tier pharma clients to deliver innovative, safe, and user-centred solutions that transform healthcare. We’re looking for an experienced and passionate Advanced Human Factors Engineer to join our growing team and lead impactful work across a diverse portfolio of global projects.

• Work with top pharma clients on cutting-edge medical device projects
• Collaborate with a multidisciplinary team across our Bristol (UK) and Boston (US) offices
• Travel opportunities to support global project delivery
• Influence the development of life-changing healthcare technologies
• Be part of a consultancy that values curiosity, integrity, and collaboration

As a Senior Human Factors Engineer, you’ll be involved in all aspects of project scoping, delivery, and client engagement. You’ll lead usability strategies, mentor junior team members, and help shape the future of our Human Factors capability.

• Leading full Human Factors programmes aligned with client and project goals
• Conducting desk and field research, risk assessments, and formative/summative studies
• Generating actionable insights and design recommendations from data analysis
• Producing high-quality reports and presentations that meet Crux standards
• Communicating confidently with clients and internal teams to manage expectations
• Navigating project risks and ensuring timely, successful delivery
• Building trusted relationships and identifying new business opportunities
• Supporting proposal development and project scoping
• Mentoring and line-managing junior team members
• Promoting Human Factors best practices and regulatory awareness across the business
• Contributing to the continuous improvement of HF processes and team capability

• Educated in a Human Factors related subject (Product Design, Engineering, Psychology)
• 2+ years applying human factors in a highly regulated sector
• Proven experience applying Human Factors techniques and usability principles in medical device development
• Deep understanding of IEC 62366 and FDA Human Factors guidance
• Skilled in guiding, designing and delivering user research and putting participants at ease for both formative and validation studies
• Strong data analysis and report writing skills
• Excellent presentation and interpersonal communication skills
• Exceptional planning, organisational skills, and attention to detail
• Great attention to detail
• Flexible and collaborative work ethic
• Degree in a relevant accredited programme

• Conference speaking/publication experience
• CIEHF/HFES Membership
• Experience in a consultancy environment for the medical, pharma or health industries.
• Line management experience
• Experience within multi-disciplinary teams for project delivery

• Communicates confidently and authoritatively with clients and internal teams
• Thrives in collaborative environments and gives constructive feedback
• Is proactive in navigating project risks and delivering high-quality outcomes
• Has a strong grasp of industry trends, regulations, and best practices
• Enjoys mentoring others and sharing knowledge
• Is curious, inventive, and invested in building meaningful relationships