Senior Tax Manager (Contractor)

Location: London, 2x days a week

Contract length: 6-months

IR35: Inside

As the UK’s largest fibre-only network, and its only proven wholesale challenger, we’re busy setting new standards for what digital infrastructure can and should be.

Designed from scratch for the internet, our network is greener, more reliable and ready for the future. The products we provide over it not only lead the market on speed, value and service, they help businesses to innovate, provide entire communities with a better foundation for their digital lives and support economic growth, locally and nationally.

We’re looking for a Senior Tax Manager contractor to join us on-a 6 month basis. This role is critical to supporting CityFibre's continued growth by ensuring all tax compliance and statutory deadlines are met with confidence and care.

It offers a dynamic mix of hands-on work and strategic collaboration, including leading transaction tax projects and working closely with advisers and internal teams. Perfect for someone who thrives in a fast-paced environment and enjoys making a meaningful impact across the business.

What you’ll be doing:

• Lead the preparation and finalisation of corporation tax computations, ensuring all UK entities are fully compliant and deadlines are met with confidence
• Collaborate closely with advisers and internal teams to manage R&D claims, CIR assessments, and support refinancing activities
• Take ownership of monthly statutory filings, including VAT and CIS returns, while being a go-to person for day-to-day tax queries across the business
• Support and guide others through internal VAT training, helping key departments build confidence in tax-related matters
• Drive forward strategic tax projects, from M&A due diligence to employment tax support, making a real impact on the group’s efficiency and risk management

What you’ll bring to the role:

• A confident and proactive approach to tax compliance, with the ability to manage deadlines and deliver high-quality work across multiple entities
• Strong technical knowledge and curiosity, especially around corporation tax, VAT, and transaction tax,
• Excellent communication and collaboration skills, making it easy to work with advisers, finance teams, and other departments to solve problems together
• A flexible mindset and calm under pressure, thriving in a fast-paced environment and adapting quickly to changing priorities
  
  

Essential Skills

• Proven track record of experience ideally in a corporate environment with exposure to a wide range of tax matters
  
  

• Very strong organisation skills and a with high level of attention to detail
  
  

• Strong communication skills and with the ability to clearly articulate and communicate complex tax matters to a senior audience
  
  

• Strong stakeholder management skills and comfortable engaging with a senior audience and external advisors
  
  
  
  

CityFibre is partnering with Talent Works to manage our contingent worker vacancies. If you are successful in your application, you will be engaged by Talent Works to work on assignment at CityFibre.

We want to create a sense of belonging for everyone. We celebrate our differences and work to ensure everyone has the best chance to succeed, starting with our recruitment process. No matter your background, family or carer status, ethnicity, sexual orientation, religion, age, disability, gender, or gender identity, we welcome your application. If you need any support or reasonable adjustments throughout the application process, please email us at [email protected]. We want to help!