Top 20 Accounting Firm - Corporate Tax Assistant Manager / Manager - Hybrid -Southampton

Clark Wood; Southampton; Hybrid; GBP 59,000 - 70,000; Full time

Job summary

A national accounting firm in Southampton seeks a Corporate Tax Assistant Manager / Manager. This role involves managing a portfolio of corporate tax clients and leading advisory projects, ensuring compliance and delivering proactive tax advice. The ideal candidate is a qualified professional with strong corporate tax background, excellent communication skills, and the ability to manage client relationships. You'll benefit from a supportive culture and hybrid working model, with a competitive salary package.

Benefits

Competitive salary

Flexible working hours

Supportive company culture

Opportunities for progression

Excellent benefits package

Qualifications

• Must have experience in corporate tax within a practice environment.
• Confident communicator with direct client management skills.
• Experience across multiple sectors is advantageous.

Responsibilities

• Manage a portfolio of corporate tax clients to ensure compliance.
• Review tax computations and returns prepared by the team.
• Provide proactive tax advice on planning and structuring.

Skills

Client relationship management

Compliance management

Advisory delivery

Organizational skills

Education

Qualified CTA, ACA, ACCA, CA or equivalent

Job description

🔝Top 20 Accounting Firm - Corporate Tax Assistant Manager / Manager - Hybrid -📍Southampton

Location: Flexible / Hybrid (2 Days Office-Based per Week)

The Firm

We’re working with a respected national accountancy and advisory firm with a strong reputation for quality, collaboration, and career progression. The firm supports a diverse client base — from fast-growing owner-managed businesses to large corporate groups — and offers genuine flexibility and a supportive team culture.

As part of their continued growth, an opportunity has arisen for a Corporate Tax Assistant Manager / Manager to join their expanding tax team.

The Role

As Corporate Tax Manager, you’ll take ownership of a portfolio of corporate clients, overseeing both compliance and advisory work. You’ll play a key role in managing client relationships, reviewing work, leading projects, and supporting your team’s development.

You’ll also work closely with partners and directors on a range of complex advisory assignments, gaining exposure to interesting, high-value work while contributing to the overall success of the tax function.

Key Responsibilities:

• Manage a portfolio of corporate tax clients, ensuring compliance and deadlines are met
• Review tax computations and returns prepared by the team
• Build and maintain strong client relationships, acting as a trusted adviser
• Provide proactive tax advice on planning, structuring, and business transactions
• Lead or assist with advisory projects alongside senior management
• Oversee workflow, monitor profitability, and support junior team members’ development
• Work collaboratively across departments to ensure seamless client service

About You

Qualified CTA, ACA, ACCA, CA, or equivalent

Strong background in corporate tax within a practice environment

Confident communicator with the ability to manage client relationships directly

Skilled in both compliance management and advisory delivery

Organised, commercially aware, and keen to take on responsibility

Experience working across multiple sectors is advantageous

What’s on Offer

Salary up to £70,000 (depending on experience)

Hybrid working (2 days in the office per week)

Flexible hours and a supportive, people-first culture

Excellent benefits package

Opportunities for progression and ongoing professional development

Access to complex, varied work across a range of client sectors

If you’re an experienced Corporate Tax professional looking to take the next step in your career — with autonomy, flexibility, and exposure to high-quality work — this could be the ideal opportunity.

This is your chance to work with prestigious clients, handle complex and rewarding tax challenges, and become a key player in a forward-thinking, collaborative team. If you’re ready to elevate your career in personal and international tax, we’d love to hear from you.

Sound like you (or someone you know)? Drop me a message and let’s chat! 💬 Or call [phone]

This role is ideal for candidates with relevant experience in a UK accountancy practice. Unfortunately, we are unable to offer visa sponsorship for this position.