Senior HR Advisor

Macmillan DaviesHenley-on-Thamesreedpublished 10/16/2026
Must-have:HealthTechSeniorLead

Senior HR Advisor - Fixed-Term Contract

Macmillan Davies is delighted to be partnering with a fast-paced, high-growth luxury brand to recruit a Senior HR Advisor on a fixed-term contract to cover maternity leave in South Oxfordshire.

This is an excellent opportunity for an experienced HR professional to make an immediate impact, working closely with the CPO and wider HR team to deliver the people strategy, provide effective business partnering and ensure smooth day-to-day HR operations.

We are seeking a commercially minded, hands-on HR generalist who can hit the ground running and work collaboratively with the HR Operations Lead, who oversees HR processes, systems and compliance.

The Role

Key responsibilities include:

  • Providing pragmatic, commercially focused HR advice to line managers and senior leaders.
  • Building strong stakeholder relationships and constructively challenging where appropriate.
  • Coaching managers on performance, conduct and absence management.
  • Managing complex employee relations cases, ensuring fair outcomes and effective risk management.
  • Supporting performance management, talent reviews and wider people processes.
  • Advising on organisational design, restructuring, workforce planning and capability requirements.
  • Supporting recruitment for key roles, onboarding and retention initiatives.
  • Contributing to employee engagement, leadership development and manager training.
  • Working with the HR Operations Lead to maintain effective HR processes, policies and compliance.
  • Supporting global mobility and visa processes as required.
  • Producing people reports and insights for the CPO and Board.

About You

You will ideally have:

  • CIPD Level 5 or above, or equivalent experience.
  • Experience at Senior HR Advisor or HR Business Partner level.
  • Strong generalist HR and employee relations expertise.
  • Commercial acumen and the ability to align people decisions with business objectives.
  • Confidence influencing and constructively challenging senior stakeholders.
  • Sound judgement and a pragmatic approach to complex HR matters.
  • Experience in a lean, fast-paced HR environment.
  • A proactive, resilient and solutions-focused mindset.
  • Excellent communication and interpersonal skills.

What's on Offer?

  • 25 days' annual leave plus bank holidays.
  • Three additional paid days off in December for the HQ shutdown.
  • Free daily on-site lunch.
  • Private healthcare.
  • Life assurance at three times annual salary.
  • Enhanced maternity and paternity leave.
  • The opportunity to join a growing luxury brand in a varied, commercially focused HR role.