Senior Manager, Corporate Tax

Deloitte | Northern Ireland Tax Practice

Make an impact that matters. At Deloitte, purpose drives everything we do. As the world’s largest professional services firm, we work with clients, communities, people, and the planet to create meaningful progress. Our teams are committed to delivering excellence, solving complex challenges, and helping businesses thrive in a fast-changing world.

With the tax landscape evolving at pace, Deloitte’s tax specialists help clients navigate complexity with confidence. By combining deep technical knowledge, commercial insight, innovative thinking, and the power of our global network, we support organisations in making informed strategic decisions and achieving their ambitions.

Due to continued growth and increased demand across our Tax practice, we are seeking experienced corporate tax professionals to join our Northern Ireland Tax team at Senior Manager level. This is an exciting opportunity to work on diverse and high-profile client engagements while expanding your leadership, advisory, and relationship management capabilities.

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Why Join Deloitte?

Joining Deloitte means becoming part of a collaborative and forward-thinking environment where your expertise will be valued and your development supported. You will work with clients across Northern Ireland and the wider island of Ireland on a broad range of challenging and rewarding projects.

What you can expect

• Exposure to varied and interesting client work

• Opportunities to strengthen both compliance and advisory expertise

• A dynamic, supportive, and inclusive team culture

• Ongoing professional development and structured training

• Clear opportunities for career progression and leadership growth

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The Opportunity

As a Senior Manager, you will play a central role in leading client engagements, strengthening existing relationships, and supporting business development activities. You will bring together your technical tax knowledge, commercial awareness, and leadership capability to deliver exceptional client outcomes.

You will also be instrumental in developing high-performing teams, mentoring colleagues, and helping shape the strategic direction of the practice to ensure outstanding service delivery.

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Key Responsibilities

In this role, you will take ownership of a wide range of leadership, client, and technical responsibilities, including:

• Managing and growing client relationships, including responsibility for a portfolio of clients

• Building new business opportunities and supporting lead generation initiatives

• Collaborating with senior colleagues and subject matter specialists on the delivery of advisory and compliance services

• Leading communication and marketing efforts that support client engagement and practice growth

• Managing technical correspondence and discussions with HM Revenue & Customs

• Overseeing compliance, reporting, and advisory projects to ensure deadlines and quality standards are met

• Handling client and statutory deadlines, billing processes, and effective work allocation across the team

• Supporting and developing junior team members, both technically and operationally

• Promoting a diverse and inclusive team culture where contributions are recognised and valued

• Helping ensure the smooth and effective operation of the wider business unit

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About You

We are looking for a confident and commercially aware tax professional who combines technical strength with leadership ability and a strong client focus.

You will ideally have:

• ACA or CTA qualification, or an equivalent professional qualification

• Strong corporate tax experience

• A genuine desire to contribute to the continued growth of a successful team and business

• Commercial awareness and strong business acumen, with the ability to identify and build new opportunities

• The agility to respond effectively to changes in the external market and client environment

• A collaborative mindset and the ability to build effective working relationships at all levels

• Experience in delegating work and developing junior colleagues

• A proactive and client-focused approach to problem-solving and service delivery

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Scope of Work

Deloitte’s tax offering is broad, strategic, and highly impactful. Our services range from core tax compliance to sophisticated consultancy and planning solutions.

Areas you may work across include:

• Corporation tax compliance and self-assessment

• Strategic tax planning

• Corporate and general tax advisory

• International M&A tax

• Stamp taxes

• Cross-border transfer pricing

• Reorganisations and reconstructions

• Competent authority negotiations

• Complex consultancy assignments

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Learning & Development

At Deloitte, your growth matters. You will benefit from continuous on-the-job learning, supported by a structured, transparent, and interactive performance management process.

Through regular feedback, coaching, and development opportunities, you will be empowered to build on your strengths, achieve your career goals, and continue progressing both professionally and personally.

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What We Offer

Deloitte offers a competitive reward package designed to support your career, your wellbeing, and your life beyond work. We believe in investing in our people and creating an environment where everyone can grow and succeed.

Our benefits include:

• Competitive salary and reward package

• Professional development and career progression support

• Training, coaching, and continuous learning opportunities

• Pension and savings support

• Health and wellbeing benefits

• Enhanced leave options

• Support for work-life balance

• A culture that encourages inclusion, authenticity, and continuous growth

We are committed to enabling our people to bring their full selves to work every day. At Deloitte, you’ll be encouraged to explore, collaborate, challenge ideas, and stretch your thinking while building a career that is both inspiring and energising.

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Inclusion at Deloitte

Deloitte is an equal opportunities employer. We welcome applications from candidates who meet most of the criteria outlined and encourage you to apply even if your experience does not align perfectly with every requirement.

Reasonable accommodations will be provided throughout the recruitment and selection process where needed.

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Apply Now

If you are ready to take the next step in your corporate tax career and join a leading global firm where you can make a real impact, we would love to hear from you.

Keep growing. Keep questioning. Keep making an impact that matters.

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