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M&A HR Lead / Manager

A strategic and hands-on HR role responsible for leading the full people workstream across the Mergers & Acquisitions (M&A) lifecycle. Provides expert guidance on employment risks, organisational change, and TUPE, while also delivering practical, on-the-ground HR support.

This role can be based in our Belfast, Edinburgh or Glasgow office with a hybrid workstyle.

Key Responsibilities

Lead end-to-end HR support for mergers, acquisitions, divestments, and restructures, from due diligence through to post-close integration.
Conduct detailed HR due diligence, assess people-related risks, and develop pragmatic mitigation and integration plans.
Provide expert advice on employment law implications, with strong understanding of when TUPE does and does not apply.
Deliver both strategic planning and hands-on execution of HR integration, change management, and communication activities.
Partner with senior leadership, Risk, Finance, IT and project teams to ensure a smooth transition and alignment to business objectives.
Ensure ongoing compliance with employment legislation, internal policies, and consultation requirements.
Support employee engagement, consultation processes, and operational HR activities throughout organisational change.
Manage and/or escalate ER issues arising from M&A activity, taking ownership of complex or sensitive ER cases, as well as providing ER expert advice and management to wider team as required.

Skills and Experience

Strong HR generalist background with significant, practical M&A experience.
Deep Employee Relations expertise, including handling complex cases directly.
Proven understanding of TUPE and associated consultation requirements.
Ability to work strategically while delivering hands-on, operational HR support.
Excellent stakeholder management, project management, and communication skills.

Isio is a people business, and we’re committed to helping our great colleagues gain a wide variety of experience, significant development opportunities and progression through the business. The variety of work that’ll be available to you will enable you to do this.

You can find out more about Isio and the benefits we offer on our careers website.

About Isio

Isio was ‘born’ in 2020 from the sale of KPMG UK’s Pension Practice to a private equity firm. An industry-leading challenger, we provide diverse expertise spanning Pensions, Investment, Benefits and Wealth to give clients an integrated experience.

Isio is built by challengers, innovators and forward-thinkers, grounded around a vision which strives to deliver greater financial confidence for everyone. We empower and develop those who join us – valuing curious minds and giving people the freedom to outperform. Known and respected for our agility, we harness specialist experience, bold thinking and the desire to push the boundaries of what we can achieve for our clients, from small to blue chip, public to private.

At Isio, we are committed to fostering an inclusive, equitable and diverse workplace, in which our colleagues feel they belong, regardless of background or difference. We uphold the values of respect, fairness, and inclusion in our actions and decisions. We believe that by adhering to these principles, we will create a stronger, more innovative, and supportive environment for all, as well as ensuring that the advice and support we provide to our clients is more creative, more insightful and leaves a lasting impact.

We have offices across the UK and many of our roles offer a hybrid, flexible approach to work to help create a work-life balance that works for you. Isio Group is an equal opportunities employer and we welcome applications from all suitably qualified candidates.

If you think you may require a reasonable adjustment to be made for any reason at any stage of your recruitment process, please ask us.

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