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Job Details

Interim Senior HR Advisor

  • Job Location: City of London, London
  • Job Type: Contract
  • Salary: Up to £60000 per annum
  • Posted on: 20th Oct 2025
  • Job Reference: JN -092025-63560_1760975102
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Interim Senior HR Advisor | London (Hybrid) Salary: £60,000 per annum

An established organisation with a strong public purpose is seeking an experienced Interim Senior HR Advisor to provide full-spectrum HR support and lead or contribute to a range of people projects. This is a broad generalist role offering exposure across both operational HR and strategic initiatives during a period of transformation.

Acting as a trusted HR partner, you will deliver day-to-day HR support across the employee lifecycle while also supporting key projects related to policy development, culture, and organisational design. Working closely with the Head of HR, you will play a key role in driving initiatives that align people strategy with wider business goals.

Key Responsibilities

  • Provide consistent HR advice and guidance across all aspects of the employee lifecycle.
  • Manage employee relations cases, ensuring compliance with employment law and company policies.
  • Support recruitment and onboarding processes, collaborating with internal stakeholders and external partners.
  • Lead or support HR projects including change management, policy review, engagement, and learning and development.
  • Analyse HR data and metrics to identify trends and inform decision-making.
  • Maintain and update HR systems and documentation to ensure accuracy and compliance.
  • Contribute to fostering a positive, inclusive, and high-performing workplace culture.

You are a confident HR generalist with a blend of operational experience and project delivery skills. You can work independently, manage multiple priorities, and build strong working relationships at all levels.

Essential Experience

  • Approximately 6 years' HR generalist experience in a fast-moving environment.
  • Proven experience delivering or supporting HR projects.
  • Sound understanding of UK employment law and HR best practice.
  • Skilled at managing stakeholders and influencing effectively.
  • Strong analytical and communication skills.

Desirable Experience

  • Experience within financial services, insurance, or a regulated sector.
  • Exposure to organisational change or transformation.
  • Familiarity with HRIS systems and process improvement.
  • Experience supporting engagement, D&I, or culture programmes.

About Us

We are dedicated to fostering a diverse and inclusive community. In line with our Diversity and Inclusion policy, we welcome applications from all qualified individuals, regardless of age, gender, ethnicity, sexual orientation, or disability. As a Disability Confident Employer, and part of the Nicholas Associates Group, we are committed to supporting candidates with disabilities, and we're happy to discuss flexible working options.

We are committed to protecting the privacy of all our candidates and clients. If you choose to apply, your information will be processed in accordance with the Nicholas Associates Group of companies Privacy Notice.