US UK Tax Senior Manager in London - Ambition Europe Limited

A leading international tax advisory practice is looking to appoint a US/UK Tax Senior Manager to join its growing team in London. This is an exciting opportunity for an experienced dual-qualified tax professional to take on a senior leadership role within a firm known for its technical excellence, collaborative culture, and ambitious growth plans.

The successful candidate will work with a sophisticated portfolio of high-net-worth individuals, entrepreneurs, senior executives, and internationally mobile clients, advising on complex cross-border US and UK tax matters. With a strong pipeline of new work and continued investment in the team, this role offers significant scope for progression and the opportunity to play a key role in the future success of the practice.

Key responsibilities include:

• Managing a diverse portfolio of US and UK private clients with complex cross-border tax affairs.
• Delivering high-quality compliance and advisory services across US and UK tax matters.
• Advising clients on residency, domicile, expatriate taxation, trusts, and wealth structuring issues.
• Reviewing complex US and UK tax returns and overseeing client deliverables.
• Acting as the primary point of contact for key client relationships.
• Supporting business development initiatives and identifying opportunities for growth.
• Coaching, mentoring, and developing junior team members.
• Working closely with Partners on strategic projects and technical advisory assignments.

• Significant experience in US and UK private client tax.
• Strong technical knowledge of cross-border tax issues affecting internationally mobile individuals.
• EA, CPA, ATT, CTA, ACA, ACCA or equivalent qualification.
• Proven experience managing client relationships and leading teams.
• Strong commercial awareness and business development capability.
• Excellent communication and stakeholder management skills.

• A genuinely supportive and collaborative culture where people are encouraged to thrive.
• Clear pathways for progression with realistic opportunities to advance beyond Senior Manager level.
• Exposure to complex and interesting international tax advisory work.
• A high-performing team that values knowledge sharing and professional development.
• Hybrid and flexible working arrangements that promote work-life balance.
• Direct access to senior leadership and the opportunity to influence the direction of a growing practice.
• A business experiencing sustained growth, creating exciting opportunities for ambitious individuals looking to accelerate their careers.

This is an outstanding opportunity for an experienced US/UK Tax Manager or Senior Manager seeking a leadership role within a dynamic and expanding firm that combines technical excellence with a people-first culture.

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