Corporate Tax Assistant Manager
Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Oct 14, 2026. AAB scores A on the Alion truth index.
DISCOVER YOUR POTENTIAL. BUILD YOUR CAREER. JOIN US AT AAB.
AAB is a leading professional services firm operating across the UK, Ireland, and the USA. We specialise in the mid-market, supporting individuals, family businesses, and organisations with a full suite of services including audit, tax, corporate finance, payroll, people consultancy, and wealth management. With 1,000+ team members, we deliver expert support to clients all over the world.
EVERYONE HAS THE AABILITY TO SUCCEED- WE’LL HELP YOU GET THERE.
Our people are at the heart of everything we do. We succeed together as one team, building strong client relationships through passion, empathy, and straightforward advice. That’s what makes AAB different. We invest in brilliant talent across every area of the business, offering tailored training, professional qualifications, and continuous support to help you grow.
Your growth matters to us. We’ll give you the tools, encouragement, and opportunities to lead, learn, and make an impact. Guided by our six core values, we foster a culture where collaboration, trust, and enthusiasm thrive.
AABSOLUTELY DEDICATED TO HELPING YOU ACHIEVE YOUR GOALS
At AAB, your career is what you make it. We are here to help you turn ambition into action, whether that’s becoming a technical expert, a future leader, or someone who simply makes a difference every day. If you're ready to be part of a team that’s united by purpose and driven by values, we’d love to hear from you.
ESG COMMITMENT
We take our responsibility seriously. From reducing our environmental impact, to supporting education through training and talent programmes, to giving back to our local communities with our charitable initiative ABBIE- ESG is part of who we are.
ROLE PURPOSE
To support the delivery of high-quality corporation tax compliance and advisory services to a broad portfolio of clients ranging from entrepreneurial and owner-managed business through to larger corporate groups. The role offers the opportunity to work on a varied mix of compliance and advisory assignments, build strong relationships develop junior team members and contribute to the continued growth of the Corporate Tax team.
Key responsibilities
- Managing a diverse portfolio of corporate tax clients, ensuring compliance obligations are delivered accurately, efficiently and on time.
- Preparing more complex corporation tax computations and reviewing corporation tax computations, returns and tax accounting disclosures prepared by junior team members.
- Supporting on a wide range of advisory projects, including group reorganisations and restructures, shareholder and owner managed business transactions and other corporate tax matters.
- Supporting HMRC enquiries and assisting with gaining valuable hands-on exposure.
- Building and developing relationships with clients and becoming a trusted point of contact.
- Assisting Partners, Directors and Managers with proposals, tenders, networking and growth initiatives.
- Coaching, supporting and developing junior members of the team.
- Keeping up to date with changes in tax legislation and sharing knowledge with colleagues and clients were appropriate.
Experience & qualifications
Experience and skills required
- CA, ACA, ACCA or equivalent professional qualification.
- CTA qualified, working towards CTA, or able to demonstrate an equivalent level of corporate tax technical knowledge.
- Experience of UK corporation tax compliance and an interest in developing broader advisory skills.
- Experience managing client relationships and delivering work to agreed deadlines and budgets.
- Excellent written and verbal communication skills.
- A proactive and collaborative approach, with a desire to continue developing technically and professionally.
WHAT AAB OFFER
We want you to feel supported inside and outside of work. That’s why we offer a benefits package designed for your wellbeing, lifestyle, and career.
Time Off & Family Support
- Annual leave (plus public holidays), with the option to buy or carry over leave
- Enhanced parental leave (maternity, paternity, adoption)
- Paid volunteering day to support causes that matter to you
Health & Wellbeing
- Private Medical Insurance (PMI) for you and the option to cover family members
- Employee Assistance Programme (EAP) for 24/7 mental health and wellbeing support
- Death in Service benefit
Financial Security
- Competitive pension scheme
- Life assurance policies to support you and your family
Flexible & Agile Working
- Hybrid working model
- Agile working culture that supports flexible hours and smarter working
- Modern office spaces designed for collaboration, focus, and wellbeing
Disclaimer
Unsolicited CVs sent to AAB by Recruitment Agencies will not be accepted for this position. AAB operates a direct sourcing model and where agency assistance is required, the Talent Acquisition team will engage directly with our recruitment partners.