Senior Manager - Personal Tax in London

Who You'll Work With

You are someone who thrives in a high-performance environment, bringing a growth mindset and entrepreneurial spirit to tackle meaningful challenges that have a real impact.

In return for your drive, determination, and curiosity, we’ll provide the resources, mentorship, and opportunities to help you quickly broaden your expertise, grow into a well-rounded professional, and contribute to work that truly makes a difference.

When you join us, you will have

• Continuous learning: Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development.

The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.

• A voice that matters: From day one, we value your ideas and contributions.

You’ll make a tangible impact by offering innovative ideas and practical solutions, all while upholding our unwavering commitment to ethics and integrity.

We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.

• Global community: With colleagues across 65+ countries and over 100 different nationalities, our firm’s diversity fuels creativity and helps us come up with the best solutions.

Plus, you’ll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.

• Exceptional benefits: On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.
• Your Impact

You will join the Partner Tax Group, a critical team responsible for ensuring the tax-efficient, accurate, and seamless delivery of awards to the firm's global Partner Group.

This group is comprised of over 3,000 senior employees across approximately 70 countries who jointly own the firm.

To achieve this, the team works in highly collaborative partnerships with key internal departments—including Payroll, Benefits, Legal, HR, Accounting, and Finance—as well as external advisors.

Your primary focus will be on the United States, with opportunity to expand to a diverse portfolio of countries.

Working alongside an experienced Director and Manager, you will help design, implement, and oversee strategic structures that deliver Partner awards tax-efficiently while strictly aligning with the firm’s global tax risk standards.

You will serve as a key point of contact for Partners regarding their award delivery.

This involves handling specific country-level requirements, managing day-to-day interactions, and efficiently addressing tax-related inquiries.

You will collaborate closely with the Corporate Tax, Employment Tax, and Mobility Tax groups to ensure that global strategies are effectively executed and maintained.

You will build and maintain strong internal partnerships with local office Finance teams and central corporate support functions (including Legal, Treasury, Benefits, and Finance) to guarantee the smooth, planned execution of all award deliveries.

You will actively coordinate and support local tax audits concerning Partner awards and tax delivery.

Additionally, you will provide critical technical assistance and project support on strategic, multi-country initiatives across the wider tax function.

Your work is vital in supporting Mc Kinsey’s global Partner population.

You will ensure excellent advisory support and service to our Partners, help mitigate individual tax risks across global operations, and work closely with various stakeholders to deliver exceptional tax expertise to the wider. firm-wide exceptional expertise firm-wide tax expertise.

• Your Qualifications and Skills
• Educational Background: A strong academic record, including a recognized tax or accounting qualification (e. g., ACA, ATT, CTA), or a recognized US tax qualification (EA, CPA).
• Experience: 7+ years of experience in US Federal and State personal taxes.

This includes experience managing the personal tax affairs of US executives (domestic or mobile) and related social tax/payroll withholding issues.

Background can be from practice or in-house at a large multinational corporation.

Experience with high-net-worth individuals is highly preferred.

• Expertise: Solid experience in payroll withholding matters for US resident Partners, including State taxes in both resident and non-resident States.

Detailed understanding of individual tax taxes in the US and working knowledge of US tax return information.

• Problem-Solving Skills: Excellent problem-solving capabilities, with the ability to design and implement practical tax operational processes.
• Collaboration & Independence: Proven ability to collaborate effectively with global colleagues at all levels, while remaining highly self-directed and capable of managing multiple projects simultaneously.
• Global Perspective: Experience supporting or managing global projects involving multiple cross-border initiatives across jurisdictions and with stakeholders.
• Communication Skills: Outstanding oral and written communication skills, with the ability to distill and explain complex technical issues to non-tax stakeholders.
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