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EY Senior Manager Tax Energy London 
United Kingdom, England, London 
94469633

09.12.2025

Senior Manager- Energy - International Tax (Open to flexible working)

You will be working with sector leading Partners who are well known and respected in the market. You’ll also be working with a high performing team who have advised on many high profile and market leading transactions over the past few years. Energy is a vibrant, dynamic and strategically important sector. The Energy transition is driving activity in traditional sectors (such as oil and gas) as well as low-carbon energy (renewables) and the wider supply chain, and requires significant investment from both new and existing sources of capital.

It is a great time to join the ITTS team who have expanded exponentially in recent years and are continuing to grow. With a number of disrupting factors in the market at the moment you’ll be at the forefront of helping our clients to navigate the market challenges on an international scale.

Our international tax professionals will work on a variety of projects which are focused on helping clients to develop and execute their international tax strategy, including:


• Expansion into new markets

• Cross border M&A services (DD and structuring) for corporate and private equity clients
• Pre-transaction reorganisations and post-transaction integration
• Legal structure rationalisation
• Operating model redesign
• Optimisation of capital structure and financing
• Optimisation of intellectual property ownership and reliefs
• Managing the risk arising from global law change such as BEPS, and
• Lobbying and negotiation with tax authorities in UK and globally


Your key responsibilities

  • Build and maintain relationships with clients, winning work proactively and contributing to winning new clients
  • Management of the successful delivery of technically complex and demanding consulting projects, ensuring technical excellence and practical / business focus approach taken
  • Overall responsibility of quality of client service
  • Manage possible leads from other areas of the practice
  • Build networks and relationships internally and externally for the team to leverage from
  • Develop junior staff through effectively supervising, coaching and mentoring

Skills and attributes for success

  • Client focus and commercially aware
  • Strong international and UK tax technical skills and understanding
  • Commitment to building strong client relationship management with ability to develop quality outputs to clients
  • Negotiation skills and handle challenges
  • Business development skills, able to identify and convert opportunities to sell work
  • Strong business acumen with ability to manage engagement financial results
  • Effective time management, ability to remain calm when under pressure to meet deadlines
  • Excellent communicator in a range of situations both written and oral
  • Enthusiastic team player with ability to create, sustain effective teams
  • Ensure delivery of quality work and take day to day delivery

Change orientated and innovative with flexible approach to ways of working and adoption of new technologies

To qualify for the role you must have

  • ACA/CA/ACCA/CTA; or Tax Inspectors with full Technical Training Course; or Law qualification
  • Degree qualified
  • Experienced corporate tax practitioner
  • Proven ability to read and interpret existing and new tax statute
  • Experience of working in a client facing role in UK tax or similar jurisdiction
  • Experience of working within the Energy sector

Ideally, you’ll also have

Project management skills, plan and prioritize work, meet deadlines, monitor own budget

What we look for

You’ll proactively maintain your technical understanding by keeping abreast of global developments in UK and international tax concepts and issues so that you can better advise our clients. In return we’ll provide investment in specialist training and offer you opportunities on projects and assignments that will develop you so that you’re in the best place to build your tax career.

Whatever the projects and assignments you work on you can be sure you’re contributing towards helping our clients to develop and execute their international tax strategy ensuring technical excellence and providing the highest levels of client service.

What we offer

  • Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next.
  • Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.
  • Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs.
  • Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.
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