Senior Customer Success Executive

A home-grown NI-based company is seeking a Senior Customer Success Executive to join a high-performing customer success team. This is an opportunity to take ownership of key, high-value accounts, build long-term strategic partnerships, and drive sustainable commercial growth while playing a senior role within a supportive and ambitious environment.

As a Senior Customer Success Executive, you will be responsible for managing and expanding a portfolio of complex customer relationships. Acting as a trusted advisor to senior stakeholders, you will identify opportunities to grow existing accounts, onboard new partners, and influence the direction of products and services through close collaboration with internal teams.

This role suits an experienced customer success or account management professional who thrives in a commercial, relationship-driven role and enjoys balancing strategic thinking with hands‑on delivery.

• Own and develop relationships across multiple customer accounts, acting as a trusted advisor
• Manage and grow key accounts, identifying and delivering new commercial opportunities
• Negotiate contracts and new product agreements that create mutual value
• Proactively identify growth opportunities through account insight and market research
• Represent the organisation at customer meetings, events, conferences, and exhibitions
• Onboard new customers, coordinating with internal teams to ensure seamless integration
• Provide product and account support, resolving issues efficiently in collaboration with other teams
• Develop deep market, customer, and industry knowledge to anticipate future needs and trends
• Monitor, analyse, and report on account performance and business activity
• Work closely with product, engineering, and other teams to support new product launches and updates
• Share expertise and best practice with colleagues, supporting and mentoring junior team members

• Minimum of 4 years’ recent experience in customer success or account management
• Proven experience managing and growing multiple B2B relationships
• Track record of identifying, negotiating, and delivering account growth and upsell opportunities
• Experience working in a target‑driven or commercial environment
• Strong analytical skills with the ability to interpret and present data
• Advanced Microsoft Office skills, particularly Excel
• Proven ability to self‑learn and adapt quickly
• Strong influencing and negotiation skills
• Excellent written and verbal communication skills, both face‑to‑face and virtual

• Strong degree in a business or IT‑related discipline (2:1 or equivalent preferred), or equivalent relevant experience
• Strong academic background preferred but not essential
• Experience in technology, e‑commerce, fintech, financial services, or similar environments
• An understanding of web or software development concepts
• Experience using CRM platforms and/or analytics tools

This role offers the chance to take ownership of significant customer relationships, influence commercial outcomes, and progress your career within a growing organisation that values collaboration, expertise, and long‑term partnerships.