Employment Tax Senior Manager

Company Description Vialto helps multinational companies and their people work across borders legally and compliantly. We combine deep expertise in immigration, tax, business travel, remote work, payroll, and compensation with a single, integrated platform and team—to make global work better. Whether someone is moving to a new country, working remotely, or traveling for business, we help ensure they have the right permits or visas, are paid and compensated according to local regulations, and remain compliant with cross-border tax requirements. As a team member at Vialto, you’ll be part of a global network with real impact. We support 10,000+ clients in over 150 countries, and that reach gives you the room to grow, learn, and make a real difference. We value collaboration, belonging, and innovation, and offer flexible career opportunities for people who want to shape the future of global work. Our culture is open, supportive, and ambitious. We believe in transparency, trust, and teamwork—and we’re building a workplace where everyone can thrive and feel proud of the work they do. Join us to help people work anywhere in the world—and build a career without borders. To learn more about Vialto, visit our website at www.vialto.com . Role summary As a Senior Employment Tax Manager, you will act as a trusted advisor to clients on employment tax and social security matters, helping them navigate complex regulations, manage risk, and identify opportunities for tax efficiency. You will work closely with HR, payroll, finance, and tax teams, providing practical advice that supports compliance and aligns with business objectives. Key Responsibilities Advise clients on employment tax and social security implications of employment arrangements, compensation, and benefits. Provide guidance on employer reporting, withholding, and compliance obligations. Support employment tax reviews, audits, health checks, and remediation projects. Manage fringe benefit tax compliance and related data analysis. Identify employment tax risks and develop practical strategies to mitigate exposure. Advise on contingent workforce compliance, governance, and operational processes. Monitor legislative developments and communicate their impact to clients. Build and maintain strong client relationships, delivering high-quality and commercially focused solutions. Develop and implement employment tax strategies that support clients' business and workforce objectives. Lead employment tax projects and collaborate with cross-functional teams to deliver integrated solutions. Mentor and support junior team members, contributing to a culture of excellence and professional development. The role includes leading complex client engagements and driving business growth through strategic client relationships and innovative employment tax solutions. Additional information This is a hybrid role that requires you to be in our London office three days a week We are an equal opportunity employer that does not discriminate on the basis of any legally protected status. Please note, AI is used as part of the application process.