---
title: 'Manager, Corporate Tax at Unity Advisory'
canonical: 'https://feeny.ai/job/manager-corporate-tax-unity-advisory-united-kingdom-0xv7q2e59yk6'
type: 'job'
last_seen: '2026-10-30'
---

# Manager, Corporate Tax at Unity Advisory

- **Company:** Unity Advisory
- **Location:** United Kingdom
- **Employment:** full-time
- **Work type:** hybrid
- **Posted:** 2026-10-21
- **Last confirmed live:** 2026-10-30
- **Apply:** https://jobs.ashbyhq.com/unity-advisory/6acc1c3d-4a8e-4419-ac90-4c959a974397

## Job description

## About Unity Advisory

Unity Advisory is a modern advisory business built for today's CFO, with connected solutions across finance, deals and tax. Focussed on client outcomes, seasoned experts lead every engagement, in an operating model powered by AI and free from audit conflict.

## The Role

We’re looking for a Manager based in either our London or Manchester office to join Unity Advisory’s growing corporate tax team. You’ll manage a portfolio of advisory and compliance engagements, helping CFOs, Heads of Tax and finance teams navigate tax obligations, business growth and change. Technology and AI are built into how we work. You’ll use digital tools to improve analysis, streamline delivery and produce clear, practical advice, applying your technical judgement throughout. Working with senior colleagues, you’ll build client relationships, develop junior team members and help shape how we deliver our services.

## Responsibilities

- Manage day-to-day delivery across a portfolio of corporate tax clients, acting as their main point of contact.
- Deliver advice on corporate structuring, reorganisations and tax planning, with senior support on complex matters.
- Use AI, automation and data analysis to improve delivery, checking outputs for accuracy and technical quality.
- Prepare and review corporation tax computations, returns and technical reports, managing deadlines and identifying risks.
- Manage routine HMRC correspondence and enquiries, escalating complex issues where needed.
- Support transaction-related projects alongside M&A Tax and Deals colleagues.
- Coach junior colleagues, review their work and manage engagement budgets and resources.
- Identify opportunities to support clients further and contribute to proposals and pitches.

## Qualifications and experience

- Strong UK corporate tax knowledge, with experience delivering advisory and compliance work.
- Confidence using data and digital tools, with a practical interest in applying AI and automation to improve how you work.
- CTA, ACA, ACCA or equivalent qualification.
- Relevant corporate tax experience gained in an in-house team or tax advisory firm, including managing complex assignments and reviewing junior colleagues’ work.
- Clear communication skills and the ability to explain technical issues in commercial terms.
- Good organisation, sound judgement and the initiative to take ownership while knowing when to seek support.

Additional Information We are committed to an inclusive and accessible recruitment process. Please let us know if you need any reasonable adjustments or support when applying or arranging your interview. We do not accept unsolicited CVs from third-party agencies.

## About Unity Advisory

## Company Overview
- **One-liner**: Unity Advisory is a professional services firm built for the Office of the CFO, combining big‑firm expertise with AI‑enabled delivery to help CFOs and leadership teams make sharper decisions and move faster.
- **Entity Type**: Private (backed by Warburg Pincus)
- **Headquarters**: London, United Kingdom (with offices in Malaysia and India)
- **Founded**: 2025 (launched with Warburg Pincus backing)
- **Founders**: Marissa Thomas (CEO) and David Tapnack (Co‑founder, departed Jan 2026)

## Core Business
- **Primary Industry**: Professional Services (Finance, Tax, Deals & Advisory)
- **Target Customers**: CFOs and leadership teams of mid‑ to upper‑mid‑market businesses, including private equity‑backed companies; B2B / enterprise
- **Mission**: “Help CFOs and leadership teams make sharper decisions, and move faster with confidence – bringing clarity, challenge, and real‑world experience when it counts.”

## Products & Services
- **Tax Services**: Covering R&D Tax, VAT & Indirect Tax, Transfer Pricing, Corporate Tax, Employment Tax, Capital Allowances, Tax Managed Services, and Tax Compliance – all delivered with AI‑driven efficiency.
- **Deals & Value Capture**: Deals Analytics, Deals Tax & Structuring, Due Diligence, Carve‑out, Integration & Synergy Delivery, Deal Readiness Assessment, and Equity Story Craft.
- **Finance & Commercial Services**: Accounting Advisory & Technical Reporting, Financial Control, Performance Acceleration & Cost Optimisation, Process Optimisation, Data & Cloud Architecture, Risk & Control Frameworks, and Organisation Design.
- **Advisory & Transformation**: Rapid Function Diagnostics, Enterprise Architecture & Technology, and CFO‑focused strategic advice.

All services are delivered via a proprietary AI workflow platform that accelerates insights while keeping human expertise central.

## Market Standing
- **Valuation / Market Cap**: Not disclosed
- **Key Metric**: Backed by a long‑term investment from Warburg Pincus (amount not publicly disclosed)
- **Notable Investors / Partners**: Warburg Pincus (sole institutional backer); strong relationships with corporate, private equity and sovereign clients; non‑exec chair is Steve Varley (former EY UK Chair & Global Vice‑Chair Sustainability).
- **Growth Signals**: Headcount surged from ~1 to 76 employees (+4700% YoY) within the first year; presence across UK, Malaysia, and India; actively hiring for 16 open positions; monthly headcount growth of +2.1%.

## Competitive Advantages
- **Experience + Agility**: Leadership includes former Managing Partner of PwC UK and partners from EY, Deloitte, KPMG, yet operates with startup speed and flat hierarchies.
- **AI Built‑In, Not Bolted‑On**: Proprietary AI workflows and cloud‑first architecture are embedded into every offering, delivering faster, smarter outcomes without replacing human judgment.
- **No Conflicts of Interest**: Free from the traditional conflicts that can arise in large firms, allowing truly client‑first advice.
- **Senior‑Led, Lean Teams**: Work is delivered by experienced partners and senior managers, not junior staff; high autonomy and true ownership for client outcomes.

## Strategic Focus
- **Scaling Rapidly**: Driven by strong client demand, Unity Advisory is expanding its team and service lines while maintaining a partner‑led, high‑performance culture.
- **Continuous Innovation**: Investing in data, cloud, and AI capabilities to keep delivery ahead of traditional consulting models.
- **Geographic Reach**: Growing its UK base while leveraging nearshore talent in Malaysia and India to serve global clients.

## Why Work Here
- **Culture**: Described as “Straightforward, Intentionally Commercial, Open, Experimental, and Team‑First.” The firm is designed for high performers who value impact over politics.
- **Work Style**: Flat teams with high autonomy; every employee owns delivery for client outcomes. Remote/hybrid policy not specified, but roles appear to be UK‑based with some global presence.
- **Perks & Environment**: Modern tools, strong leadership support, and the chance to shape a fast‑growing firm from an early stage. Emphasis on “the right tools, culture, capital, and leadership to enable people to do their best work.”
- **Engineering Culture**: Technical roles (Data Engineer, Solution Architect) are embedded in a firm that treats AI as a core capability, offering engineers exposure to real‑world finance transformation.

## Sources
1. [unity-advisory.com](https://unity-advisory.com/)
2. [jobs.ashbyhq.com/unity-advisory](https://jobs.ashbyhq.com/unity-advisory)
3. [linkedin.com/company/unity-advisory](https://www.linkedin.com/company/unity-advisory)
4. [unity-advisory.com/careers](https://unity-advisory.com/careers)
5. [unity-advisory.com/what-we-do](https://unity-advisory.com/what-we-do)

## Other roles at Unity Advisory

- [GTM Engineer](https://feeny.ai/job/gtm-engineer-unity-advisory-london-bypfharsvygc) — London, United Kingdom
- [Deals Analytics/Value Capture Manager](https://feeny.ai/job/deals-analytics-value-capture-manager-unity-advisory-london-tsndba1jzvva) — London, United Kingdom
- [Senior Manager,  Corporate Tax](https://feeny.ai/job/senior-manager-corporate-tax-unity-advisory-united-kingdom-0xpm5tcxjgh7) — United Kingdom
- [Director- Office of the CFO](https://feeny.ai/job/director-office-of-the-cfo-unity-advisory-london-6nyhgb30x3s8) — London, United Kingdom
- [Advisory Data Architect](https://feeny.ai/job/advisory-data-architect-unity-advisory-london-ta8zvccq0tkt) — London, United Kingdom
- [Senior Manager - Capital Allowances](https://feeny.ai/job/senior-manager-capital-allowances-unity-advisory-london-3t2mfarenzxv) — London, United Kingdom
- [Reward Lead (Fractional- 12 month FTC)](https://feeny.ai/job/reward-lead-fractional-12-month-ftc-unity-advisory-london-zjz9eq3kazr0) — London, United Kingdom
- [AI Enablement Lead](https://feeny.ai/job/ai-enablement-lead-unity-advisory-london-h0d3hyq3kqkj) — London, United Kingdom
- [Performance & Development Lead (Fractional)](https://feeny.ai/job/performance-development-lead-fractional-unity-advisory-london-j9vm23f2023a) — London, United Kingdom
- [Manager - Financial Due Diligence](https://feeny.ai/job/manager-financial-due-diligence-unity-advisory-london-pzys598ypze9) — London, United Kingdom