HR Advisor in City of Westminster

Overview

At Adecco, we are proud to partner with the UK Ministry of Defence (MOD) in providing critical recruitment services for the UK's Armed Forces. This new approach will, for the first time, see the Royal Navy, the British Army, and the Royal Air Force have a joint Armed Forces Recruitment Service (AFRS). Delivered through a partnership of the MOD, Serco, Adecco and a consortium of partners, this service will provide end‑to‑end support from candidate attraction to assessment, onboarding, and Phase1 training.

The HR Advisor will play a key part in managing consultation processes, supporting programme delivery and ensuring that people‑related change activities are implemented effectively, compliantly and on schedule. Working closely with the HR Specialist, programme teams and operational stakeholders, you will take ownership of delivering agreed people strategies and provide expert guidance on a wide range of employee relations matters.

Responsibilities

• Lead and manage employee consultation processes relating to TUPE transfers and organisational change programmes.
• Coordinate and deliver consultation timelines, ensuring all activities are completed within agreed deadlines.
• Support the end‑to‑end delivery of TUPE transfers, restructures and change initiatives.
• Work closely with programme teams and key stakeholders to ensure successful implementation of people‑related workstreams.
• Provide advice and guidance on a broad range of employee relations matters, including disciplinary, grievance, absence and performance management cases.
• Act as the escalation point for second‑line HR queries, providing practical and compliant solutions.
• Deliver and execute HR strategies designed by the HR Specialists, ensuring consistency and alignment with business objectives.
• Maintain accurate records, documentation and communications throughout change and consultation activities.
• Build effective relationships with managers, employees and trade union representatives where required.

Qualifications

To be successful in this role, you will have:

• Previous experience in an HR Advisor role within a fast‑paced change environment.
• Strong knowledge and practical experience of TUPE regulations, organisational change and consultation processes.
• Sound understanding of UK employment law and employee relations best practice.
• Experience managing a range of ER cases independently.
• Excellent stakeholder management and communication skills.
• Strong organisational skills with the ability to manage multiple priorities and delivery timelines.
• Confidence in working with managers at all levels and influencing outcomes.
• CIPD qualification (Level5 or above) or equivalent experience is desirable.

What You’ll Bring

A proactive and solution‑focused approach. Strong attention to detail and commitment to compliance. The ability to remain calm and effective when managing complex or sensitive employee matters. A collaborative mindset and a passion for delivering positive employee experiences through periods of change.

We are a proud Equal Opportunity Employer, committed to equity, equal opportunity, inclusion, and diversity.