Global Mobility Tax Assistant Manager - Southampton

Pro‑Recruitment Group; Southampton; On-site; GBP 55,000 - 75,000; Full time

Job summary

Pro‑Recruitment Group's Southampton-based Global Mobility practice is seeking an Assistant Manager to join its growing advisory team. You will advise corporate clients and globally mobile employees on cross-border tax and social security matters, working closely with senior stakeholders.

You will lead engagements end-to-end, develop junior colleagues, and collaborate with multidisciplinary specialists to deliver integrated mobility solutions.

Qualifications

• Expatriate tax advisory experience with solid technical knowledge.
• Excellent communication and stakeholder management skills.
• Commercial mindset with strong problem-solving ability.
• Ability to manage multiple priorities in a fast-paced environment.
• Professional qualification required (ATT / ACA / CA / ACCA / CTA).

Responsibilities

• Serves as primary client contact delivering tailored cross-border tax advice.
• Builds long-term relationships with corporate clients and their globally mobile workforce.
• Prepares and reviews complex cross-border tax and social security advice.
• Leads engagements end-to-end and mentors junior team members.
• Supports and attends client meetings with Partners/Directors and advises senior leaders on mobility matters.
• Collaborates with personal tax, employment tax, immigration, and reward specialists to deliver integrated advisory solutions.
• Contributes to winning new work and expanding client relationships; explores technology in mobility advisory.

Skills

Expatriate tax

Stakeholder management

Commercial mindset

Multitasking

Problem solving

Education

ATT / ACA / CA / ACCA / CTA

Job description

The Global Mobility team is hiring an Assistant Manager to join its growing practice in Southampton. The role offers strong advisory exposure, working closely with corporate clients and senior stakeholders on complex cross-border mobility matters.

Role Overview

• Acts as a key advisor on international assignments, business travel, and remote work
• Provides commercially focused, cross-border tax advice to corporate clients and mobile employees
• Gains direct exposure to senior executives, including CEOs, supporting high-level decision-making

Key Responsibilities

Client Advisory & Relationships

• Serves as a primary contact for clients, delivering tailored, practical tax advice
• Builds long-term relationships with corporate clients and their globally mobile workforce

Technical Advisory

• Prepares and reviews complex cross-border tax and social security advice
• Interprets regulatory changes and guides clients through evolving tax landscapes

Project Ownership & Leadership

• Leads engagements end-to-end, ensuring high-quality delivery
• Oversees and develops junior team members

Senior Stakeholder Exposure

• Supports and attends client meetings with Partners/Directors
• Advises senior leaders and executives on mobility-related tax matters

Collaboration & Multidisciplinary Work

• Works closely with personal tax, employment tax, immigration, and reward specialists
• Delivers holistic, integrated advisory solutions

Business Development & Innovation

• Contributes to winning new work and expanding client relationships
• Identifies opportunities to leverage technology in mobility advisory

Skills & Experience

• Expatriate tax advisory experience with solid technical knowledge
• Excellent communication and stakeholder management skills
• Commercial mindset with strong problem-solving ability
• Ability to manage multiple priorities in a fast-paced environment
• Professional qualification required (ATT / ACA / CA / ACCA / CTA)

Development Opportunities

• Clear pathway to leadership within a growing advisory practice
• Exposure to global clients and cross-border projects
• Opportunities to pursue further qualifications (e.g. CTA) and expand international network

As an employer, we are committed to ensuring the representation of people from all backgrounds regardless of their gender identity or expression, sexual orientation, race, religion, ethnicity, age, neurodiversity, disability status, or any other aspect which makes them unique. We welcome applicants from all backgrounds to apply and would encourage you to let us know if there are steps, we can take to ensure that your recruitment process enables you to present yourself in a way that makes you comfortable.