US Corporate Tax Manager Senior Manager

Description

US Corporate Tax Manager / Senior Manager

London

Founded in 2013 Sestini & Co (Sestini) are a team who specialise in tax consultancy for expatriates and high net worth individuals. Sestini joined the Shaw Gibbs Group in August 2024 a growing top 35 accountancy practice who provide expert solutions for entrepreneurial businesses and private individuals.

Members of the Shaw Gibbs Group are committed to investment in their teams of high-quality specialists who work with the best-in-breed technology to create value for clients which exceeds expectation.

The culture of the firm is very important to us and is based on our company values of expert respectful innovative and collaborative. We develop high performing teams diverse in experiences backgrounds and ideas. As a growing company there are plenty of opportunities for development and quick progression. Our practice is known for having a friendly and supportive team culture where everyone receives training and development to increase their technical knowledge and their commercial and management skills.

We put our people first and are constantly looking for ways to improve our people experience. With respectful as one of our values we are committed to creating an inclusive culture that respects values and celebrates cultural and individual differences.

We have several offices in Central and Southern England and have ambitious plans to expand our business. To support the organisations growth we have created a new opportunity for a US Corporate Tax Manager / Senior Manager to join our London US Tax team. This is a permanent full-time or part-time role with hybrid and flexible working options.

Key Responsibilities

• Lead on US corporate tax compliance and advisory projects for UK-based multinational clients.
• Manage preparation and review of US federal and state corporate tax returns ensuring accuracy and timeliness.
• Provide technical guidance on cross-border tax issues including transfer pricing repatriation strategies and BEPS-related matters.
• Interpret and apply US tax legislation IRS guidance and relevant case law to client situations.
• Advise on US GAAP and ASC 740 tax accounting implications for corporate clients.
• Support clients with US tax audits and liaise with IRS/state authorities when required.
• Identify opportunities to expand US tax services within existing client portfolios.
• Supervise mentor and develop junior staff within the tax team.
• Collaborate with UK corporate tax international tax and transfer pricing specialists to deliver integrated solutions.
• Ensure compliance with internal risk management policies and professional standards.
• Maintain up-to-date knowledge of US tax developments and communicate changes to clients and colleagues.

• Hybrid working (three days in the office and two days at home)
• Flexible working (flexing your hours around the core working hours of 10am to 4pm)
• Joining a fast-growing company with exciting growth plans ahead
• Exposure to a wide range of clients across many industries
• Plenty of opportunity to increase your technical knowledge and skills
• A varied role within a talented and experienced team
• Entry onto our next Management Development Programme a bespoke programme aimed at developing and enhancing leadership potential for existing and aspiring managers
• ERIC internal recognition awards monthly recognition awards that celebrate those who champion the Shaw Gibbs values
• Long service awards
• Regular employee events including a company-wide summer party
• A competitive benefits package including:
  • A 25-day core holiday allowance plus other holiday-related benefits such as:
    Holiday trading (the ability to buy or sell up to 5 days holiday per year) flexible bank holidays (the ability to flex your bank holidays to a day that suits you best) and additional holiday with service
  • A dedicated Wellbeing Day an additional day off per year to focus on your wellbeing
  • Employee Assistant Programme (EAP) which includes access to 24/7 online GP consultations 2nd medical opinions and mental health first aiders present in every office
  • Access to MYNDUP a wellbeing support platform which offers confidential 1-to-1 sessions with…