Senior Manager - Customer Success

🔒 Confidential Employer
Posted 23 April 2026
LOCATION
Reading
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Customer Service
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Customer Success Account Management C Suite Team Leadership Customer Success Strategies KPIs

FULL DESCRIPTION

This will be a key role within the Customer Success team within Three Business. You will be the main contact for all commercial and service related queries for our biggest contract. This is a senior role which will interact at all levels within the contract up to C suite level to deliver the contractual obligations of the contract.

What the role is all about…

This will be a key role within the Customer Success team within Three Business. You will be the main contact for all commercial and service related queries for our biggest contract. This is a senior role which will interact at all levels within the contract up to C suite level to deliver the contractual obligations of the contract.

The key deliverables are focused on maximising customer satisfaction, minimising churn, driving account growth, and leading a high-performing customer success team in a management role to ensure compliance against our Customer Charter. You will play a central role in aligning customer needs with company goals, ensuring customers achieve value, and continuously improving the overall customer experience.

Please note: This is a hybrid role working between your home (2-3 days a week) and our Reading office at Green Park (2-3 days a week).

What you’ll be doing…

  • Conduct monthly reviews of all Service Level Agreement (SLA) documentation and applicable credits.
  • Compile comprehensive monthly Service Review documentation.
  • Chair monthly on-site Service Review meetings and ensure follow-up with written action items.
  • Oversee Incident and Change Management processes.
  • Manage and enhance overall Customer Satisfaction Key Performance Indicators (KPIs).
  • Lead a small team of Customer Success Executives.

What you'll ideally bring...

  • Strong background in Customer Success or Account Management with a focus on high value accounts
  • Experience in building relationships at C Suite
  • Proven experience leading teams, ideally managing customer success teams or a similar leadership role
  • Experience developing and executing customer success strategies at scale, aligned with company goals, and driving customer satisfaction
  • Ability to work closely with other areas and support teams to ensure a seamless customer experience and ensure that customer needs are communicated throughout the company

What you'll receive in return…

Salary range for this role starts at £54,800, and exact salary will differ by job and experience

  • £6,000 car cash allowance
  • 'Flexible' cash allowance to spend on additional benefits, topping up your pension, or to be added to your salary
  • 28 days annual leave + 8 bank holidays + personal days
  • Private Medical Insurance, Life Assurance and Income Protection
  • Mobile phone package & unlimited sim-card
  • Wellbeing and learning & development benefits
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