Location: Birmingham (multiple locations)
Rate: £500 per day (Inside IR35)
Start: Ideally by the end of June 2026
Duration: 6 months
The Opportunity
We are supporting a large, complex public sector organisation in Birmingham to recruit an experienced Interim HR Business Partner to play a critical role in stabilising and transforming a key operational service.
This is a high-profile and challenging assignment, supporting key services, while managing significant employee relations challenges and helping to rebuild trust across the organisation.
This is not a role for someone who needs close direction. We are looking for self-sufficient, resilient HRBP who can operate with autonomy in a demanding environment.This is a unique opportunity to make a tangible impact during a critical period of change within a major public service. You will play a key role in stabilising operations, rebuilding trust, and shaping the future of frontline service delivery.
Key Responsibilities
Navigate complex and sensitive employee relations cases, including grievances, disciplinaries, and conflict resolution.
Support the organisation through ongoing industrial relations challenges, working closely with established Trade Union partnerships
Address workforce tensions effectively and respectfully
Partner with operational leaders to deliver a robust, visible HR presence on-site
Empower and coach line managers, enabling them to take ownership of people issues
Support the development of business cases for significant service transformation
Work closely alongside HR Operations Leads, providing added capacity and expertise.About You
We are looking for a credible, confident HR professional who can quickly establish authority and trust in a challenging setting:
Proven experience operating as an HR Business Partner
Strong, hands-on Employee Relations expertise
Extensive experience working with Trade Unions and industrial relations
Experience managing unionised, blue-collar environments
Resilient, pragmatic, and thick-skinned, with the ability to remain calm under pressure.
Comfortable working autonomously without supervision
Strong stakeholder management skills, with the ability to influence resistant audiences
Working Arrangements
On-site presence required approximately 3 days per week across multiple Birmingham-based locations.
What you need to do now
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 (url removed)
Salary description
£450.00 - £550.00 per day