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Customer Success Manager

Runtime Group Ltd
London · posted 22 August 2026
Location
London, City of London
Category
Information Technology

Customer Success Executive/Manager

Hybrid working – 3 days in the office



Increase your chances of reaching the interview stage by reading the complete job description and applying promptly.

Our client, a rapidly expanding international organisation, is seeking a Customer Success professional to take ownership of a diverse portfolio of commercial accounts. This position is ideal for someone who enjoys building influential relationships, shaping client strategy, and uncovering opportunities for growth within established partnerships.


You’ll act as the primary contact for your accounts, ensuring they receive exceptional support while identifying ways to enhance performance and maximise long‑term value. The role blends relationship management, commercial insight, and data‑driven decision‑making.


What You’ll Be Doing

  • Managing a portfolio of mid‑market clients as their main point of contact, ensuring smooth coordination across internal teams.
  • Developing strong, trusted relationships with senior stakeholders, including executive‑level contacts.
  • Spotting opportunities to expand existing accounts through strategic upsell and cross‑sell initiatives.
  • Monitoring account health, identifying risks early, and taking proactive steps to address them.
  • Preparing and delivering performance updates, including KPI reviews and quarterly business discussions.
  • Advising clients on strategic, operational, and marketing decisions using data insights and best‑practice guidance.
  • Strengthening long‑term client engagement through consistent, high‑quality support.


What You’ll Bring

  • A minimum of two years in Customer Success, Account Management, or a similar client‑facing role.
  • Experience working with B2B clients; exposure to eCommerce, retails, merchant or logistics environments is beneficial.
  • A track record of managing multiple projects and stakeholders simultaneously.
  • Demonstrated success in growing revenue within an existing client base.
  • Strong analytical capability, with confidence presenting insights and trends to varied audiences.
  • Excellent communication, negotiation, and presentation skills.
  • Ability to influence and engage senior stakeholders, including C‑suite.
  • Graduated from a Top Ranked university, with a STEM or Business degree being a notable advantage. xwzovoh


*This role does not offer sponsorship, you must have full right to work to be considered for this role.

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