Human Resources Business Partner – UK (CORA) in London

We are seeking an experienced and highly skilled Senior HR Business Partner to join our team in the UK. This role will report directly to the Director of Human Resources (CORA Portfolio) and will play a critical role in supporting our existing UK employees while also providing hands-on HR leadership through new acquisitions and integrations across the UK.

The successful candidate will serve as a trusted advisor to leadership and employees, with a strong focus on employee relations, employment law compliance, benefits management, organizational effectiveness, and change management. This individual will act as the primary HR contact for the UK, ensuring we maintain a compliant, consistent, and people-focused approach to managing employees during both steady-state operations and times of transition.

Key Responsibilities

• Business Partnering & Advisory
  • Act as the first point of contact for UK managers and employees, providing strategic and operational HR advice.
  • Build strong business relationships with leadership to drive people-related strategies aligned to business objectives.
  • Partner with the HR Director to shape HR strategy and support UK-specific projects and initiatives.
• Employee Relations & Legal Compliance
  • Lead on complex employee relations matters, including disciplinary, grievance, performance, redundancy, restructuring, harassment, and discrimination cases.
  • Ensure compliance with UK employment law and evolving legislative requirements, providing proactive risk mitigation.
  • Manage compliance with HR policies and procedures; maintain documentation to ensure audit readiness.
  • Partner with external legal counsel as required, while being confident to handle issues independently.
• Benefits & HR Operations
  • Oversee UK employee benefits programs (pension, health, life assurance, leave policies), ensuring competitiveness and compliance.
  • Lead annual benefits renewals and employee communications.
  • Manage statutory compliance requirements, including payroll-related benefits, pensions auto-enrolment, gender pay reporting, and other UK mandates.
  • Partner with global HR operations to align benefit offerings and processes with Jonas standards.
• Mergers & Acquisitions / Integrations
  • Support HR due diligence for new acquisitions, particularly in assessing people, culture, benefits, and compliance risks.
  • Lead employee communication and change management during integration processes.
  • Partner with leadership to harmonize contracts, benefits, and employment practices post-acquisition.
• Talent & Organization
  • Provide input into organizational design, workforce planning, and succession planning.
  • Support recruitment and onboarding for key hires in the UK.
  • Act as a performance improvement driver, coaching managers to enhance leadership capability and employee engagement.
• HR Projects & Initiatives
  • Deliver HR processes and programs in the UK (performance reviews, compensation cycles, training initiatives, DEI programs).
  • Lead HR projects including pay transparency, compliance audits, and policy modernization.
  • Drive continuous improvement in employee experience and operational efficiency.

Qualifications & Experience

• 5–7 years’ HR experience with a strong background in employee relations, benefits, and employment law in the UK.
• Proven track record in HR business partnering, ideally within a tech, software, or professional services environment.
• Demonstrated experience managing complex ER cases and advising on legal/compliance issues with confidence.
• Experience managing benefits programs and ensuring compliance with UK statutory requirements.
• Experience in supporting integrations/M&A or organizational change highly desirable.
• Strong interpersonal and communication skills with the ability to influence and challenge at all levels.
• Demonstrated ability to work independently, balancing strategic priorities with hands-on delivery.
• Degree in Human Resources, Business, or a related field; CIPD qualification preferred.
• Comfortable working in a fast-paced, dynamic, and evolving environment.
• Ability to travel within the UK and occasionally across Europe if required.

Why Join Us

• Be the lead HR contact in the UK, with direct impact on shaping employee experience and integration success.
• Work closely with a global HR team, gaining exposure to international HR, benefits management, and complex M&A activity.
• Opportunity to operate with both autonomy and influence, while being part of a supportive HR leadership network.