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Posted 01 August, 2026

Senior HR Advisor (Maternity Contract)

Oakleaf Partnership
Southampton, ENG, GB Full Time

Job Description

Senior HR Advisor (Fixed-Term Contract)

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Location: Southampton (Hybrid)
Contract: Fixed-Term Contract
Sector: Professional Services

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A well-established professional services organisation is seeking an experienced Senior HR Advisor to join its People team on a fixed-term basis in Southampton.

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This is a broad and varied role offering the opportunity to act as a trusted advisor across the business, providing high-quality HR support while taking ownership of complex employee relations matters, policy development, onboarding, professional development programmes, and employee wellbeing initiatives.

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Working closely with leaders, managers and employees, you'll play a key role in ensuring a positive employee experience while delivering practical, commercially focused HR solutions in a regulated and professional environment.

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Key Responsibilities

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Employee Relations & Advisory

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    Act as a key point of contact for managers and employees, providing expert HR advice and guidance.

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    Lead and manage a wide range of employee relations matters, including disciplinary cases, grievances. performance management, capability concerns, sickness absence and flexible working requests

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    Maintain accurate case records and ensure timely progression and resolution of all matters.

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    Provide guidance and support on employee wellbeing and workplace issues.

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Policy & Employment Law

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    Serve as a subject matter expert on employment law and HR best practice.

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    Review, update and draft HR policies, procedures and guidance documentation.

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    Interpret legislative changes and recommend updates to ensure compliance and best practice.

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Talent & Employee Lifecycle

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    Lead and manage onboarding and probation processes.

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    Oversee employee exits, including conducting and analysing exit interviews.

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    Support workforce planning and broader people initiatives across the business.

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Professional Development & Training

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    Manage professional qualification and development programmes within the organisation.

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    Liaise with professional bodies and external providers to ensure awareness of evolving qualification requirements.

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    Coordinate training delivery, ensuring programmes are delivered effectively and cost-efficiently.

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    Design and deliver HR and people-related training where required.

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Wellbeing, Inclusion & Engagement

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    Support and promote employee wellbeing initiatives.

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    Contribute to diversity, equity and inclusion programmes and events.

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    Partner with colleagues across the business to deliver engagement and culture initiatives.

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    Support wider People team projects focused on continuous improvement and employee experience.

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Essential Experience

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    CIPD Level 5 qualified or equivalent practical experience.

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    Previous experience in a Senior HR Advisor, HR Generalist or Employee Relations-focused role.

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    Proven ability to manage complex employee relations cases independently from start to finish.

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    Strong and up-to-date knowledge of UK employment law.

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    Experience drafting policies, guidance documents and people-related communications.

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    Excellent stakeholder management and relationship-building skills.

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    Strong communication and influencing capability.

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    Ability to manage multiple priorities and work effectively in a fast-paced environment.

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    Experience designing and delivering training or workshops.

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    A proactive, pragmatic and solutions-focused approach.

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    Experience within professional services, legal, financial services or another regulated environment.

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    Exposure to professional qualifications, apprenticeships or training programmes.

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    Experience supporting wellbeing, inclusion and engagement initiatives.

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