Senior Employee Relations Manager

hays

Portsmouth, England

£24.29 - £28.19 per hour + £24 - 28.19 paye, £28 to 33 umbrella

Full Time

CIPD Member, Non CIPD member

31 May 2026

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  • Job Details

Interim Senior Employee Relations Manager to join a large-scale public sector organisation on an initial 3 months + contract via Hays. This is a critical leadership role within the HR function, responsible for providing oversight of employee relations (ER), including leading on complex ER cases and leading a specialist team, and ensuring the delivery of a high-quality, consistent and legally compliant ER service.
Key Responsibilities

  • Lead and manage a team of ER professionals, driving performance, capability, and service improvement
  • Act as the senior escalation point for complex and high-risk ER cases, ensuring fair, consistent and legally compliant outcomes.
  • Partner with senior stakeholders, HR Business Partners, and Trade Unions to deliver effective and collaborative solutions.
  • Support the development and implementation of people strategies, ER policies, and cultural initiatives
  • Lead case reviews and promote early resolution approaches in line with best practice
  • Use data, insight, and trends to inform decision-making and improve ER service delivery

Person SpecificationWe are looking for an experienced HR professional who can operate at pace in a complex environment:

  • Significant experience in employee relations leadership, ideally within the NHS or wider public sector
  • Proven track record managing complex and sensitive ER casework
  • Strong knowledge of UK employment law and HR best practice
  • Experience leading and developing high-performing teams
  • Ability to influence and build relationships with senior stakeholders and Trade Unions
  • Comfortable working in a fast-paced, changing environment and delivering short-term impact

The Offer
3-month contract + potential for longer
Working via Hays on a weekly contract basis
PAYE or Umbrella options available.

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk

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