Senior HR Advisor

Location: Customer Solutions Centre, Slough Head Office (Slough, Berkshire). Please note this role is in office only. You may be required to travel to depots on our network based in Ilford, Kidlington, Swindon, Abbey Wood, Ware, Chertsey, and Colnbrook

Hours: Monday to Friday, 37.5 hours per week (8:30am - 5pm)

Salary: -40,000 to -45,000 per annum, depending upon experience

About the Role: Due to continued growth and development, our client is now looking for a people-focused individual to join us in their Waste Network Division, on the Thames Water Contract, to deliver real and effective solutions to people-oriented problems. Your responsibilities will cover the following:

* Strategic HR Leadership

• Partner with leaders to align people strategies with service goals.
• Ensure HR actions support contractual and operational success.
• Advise on planning, workforce, and risk.

* Employee Relations & Policy Compliance

• Lead complex ER cases and ensure legal compliance.
• Apply policies consistently across sites.
• Provide clear, commercial HR advice.

* Workforce Planning & Talent Management

• Support planning, forecasting, and succession.
• Collaborate on recruitment for key roles.
• Promote progression and development.

* Performance Management & Capability Building

• Oversee appraisals aligned with KPIs.
• Identify training needs and build capability.
• Coach managers on team and performance issues.

* Change & Transformation

• Lead HR in change projects (TUPE, restructure, etc.).
• Ensure clear comms and support during change.
• Promote best practices and cultural alignment.

* Employee Engagement & Culture

• Deliver engagement aligned with contract needs.
• Champion values and behaviours.
• Use feedback tools to drive improvements.

* Diversity, Equity & Inclusion

• Promote inclusive hiring and development.
• Ensure legal compliance and respectful culture.
• Support wider DEI goals with central HR.

* HR Data, Analytics & Reporting

• Use data to inform decisions and spot trends.
• Advise on absenteeism, attrition, and engagement.
• Prepare reports for stakeholders and clients.

* Collaboration & Stakeholder Engagement

• Work with support teams for joined-up HR delivery.
• Engage with unions or reps as needed.
• Represent HR in governance and reviews.
• Follow all policies and complete ad-hoc tasks.

About You:

The ideal candidate will:

• Have a minimum of 2 years HR Advisor experience
• Be able to explore, and effectively mitigate risks with the confidence to identify when escalation to the Lead HRBP & Group HR Director may be required
• Have experience in delivering on HR Projects and working to tight deadlines
• Have great interpersonal skills to create relationships within the People team, with all People Managers across the contract and the wider Lanes Group network
• Have the ability to deal with people at different levels
• Have excellent knowledge of both Microsoft 365
• Have solid communication skills (both written and verbal)
• Be resourceful and proactive
• Be able to multi-task, prioritise, work under pressure and on own initiative
• Be CIPD accredited (not essential but advantageous)
• Ideally be experienced working in a fast paced environment

Office Angels is an employment agency and business. We are an equal-opportunities employer who puts expertise, energy and enthusiasm into improving everyone''s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, abilities and more. By showcasing talents, skills and unique experiences in an inclusive environment, we help individuals thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Office Angels acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers. Office Angels UK is an Equal Opportunities Employer.

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