Senior Human Resources Business Partner

Senior Human Resources Business Partner

Posted Today by Annapurna

Negotiable
Outside
Hybrid
London Area, United Kingdom

Summary: The Interim HR Change Partner (M&A Integration) will lead the people agenda during a critical post-merger integration phase in the UK. This role requires managing complex employee relations and ensuring a smooth integration process while collaborating with senior stakeholders. The successful candidate will provide stability and direction, focusing on communication and cultural alignment. The position is hybrid and outside IR35, with a contract duration of 3 to 6 months.

Key Responsibilities:

  • Act as the on site People and Culture lead in the UK, providing stability, direction and trusted support during the integration phase
  • Manage complex and sensitive employee relations cases arising from change and post merger activity, ensuring full legal compliance and best practice
  • Partner closely with UK business leaders and the Executive Leadership Team when required, offering pragmatic advice, real time insight and risk mitigation
  • Lead and deliver change management activity, including communication planning and messaging that shifts the focus from uncertainty to opportunity and scalability
  • Support organisational alignment, including role clarity, ways of working, and culture integration
  • Provide a clear view of people risks, hotspots and priorities, escalating where needed and keeping key stakeholders aligned

Key Skills:

  • Proven experience supporting post merger integration work in the UK, ideally within fast paced or high change environments
  • Strong employee relations capability, including managing sensitive cases with discretion, confidence and legal rigour
  • A credible HR change professional who can operate at pace and influence senior stakeholders
  • Strong communication skills and the ability to bring structure and clarity to uncertainty
  • Comfortable being hands on, visible, and embedded with the business (not a purely strategic role)

Salary (Rate): undetermined

City: London

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: outside IR35

Seniority Level: undetermined

Industry: HR

Detailed Description From Employer:

Interim HR Change Partner (M&A Integration)

Contract: 3 to 6 months (Outside IR35)

Location: London (hybrid)

Day rate: Competitive (Outside IR35)

Overview

We are supporting a fast moving organisation through a key post merger integration in the UK and are looking for an experienced Interim HR Change Partner to lead the people agenda on the ground. This role will act as the main People and Culture lead for the UK business during a period of change, helping stabilise teams, manage complex employee relations, and drive a clear and consistent integration narrative. You will work closely with senior stakeholders in the UK and the wider global team to ensure the integration lands smoothly, risks are managed early, and engagement remains high.

  • Key Responsibilities
  • Act as the on site People and Culture lead in the UK, providing stability, direction and trusted support during the integration phase
  • Manage complex and sensitive employee relations cases arising from change and post merger activity, ensuring full legal compliance and best practice
  • Partner closely with UK business leaders and the Executive Leadership Team when required, offering pragmatic advice, real time insight and risk mitigation
  • Lead and deliver change management activity, including communication planning and messaging that shifts the focus from uncertainty to opportunity and scalability
  • Support organisational alignment, including role clarity, ways of working, and culture integration
  • Provide a clear view of people risks, hotspots and priorities, escalating where needed and keeping key stakeholders aligned

Key Experience Needed

  • Proven experience supporting post merger integration work in the UK, ideally within fast paced or high change environments
  • Strong employee relations capability, including managing sensitive cases with discretion, confidence and legal rigour
  • A credible HR change professional who can operate at pace and influence senior stakeholders
  • Strong communication skills and the ability to bring structure and clarity to uncertainty
  • Comfortable being hands on, visible, and embedded with the business (not a purely strategic role)