Strategic Client Success Manager — FinTech SaaS

Quantium; Greater London; On-site; GBP 60,000 - 90,000; Full time

Job summary

Quantium, a global investment-management platform, seeks an experienced Customer Success Manager to own a portfolio of clients and ensure they realise maximum value from the platform. You will work closely with senior client teams and cross-functional groups to drive adoption, deliver initiatives, and expand the partnership across regions.

This client-facing role requires strong stakeholder management, superb communication, and the ability to operate across Sales, Product, Engineering and

Qualifications

• Minimum 5 years in Customer Success or similar client-facing roles.
• Proven experience managing enterprise or institutional clients.
• Strong communication and presentation skills, written and verbal.

Responsibilities

• Own a portfolio of strategic clients as the primary relationship owner.
• Drive client success, adoption and value realization through guidance on platform use.
• Proactively manage client relationships with regular reviews and strategic discussions.
• Identify and mitigate client risks and address concerns to prevent churn.
• Coordinate with internal product, engineering and sales teams to resolve issues.
• Flag cross-sell, upsell and expansion opportunities to the Sales team.

Skills

Client relationship management

Enterprise SaaS

Stakeholder management

Communication skills

Account management

Job description

Quantium, a global investment-management platform, seeks an experienced Customer Success Manager to own a portfolio of clients and ensure they realise maximum value from the platform. You will work closely with senior client teams and cross-functional groups to drive adoption, deliver initiatives, and expand the partnership across regions.

This client-facing role requires strong stakeholder management, superb communication, and the ability to operate across Sales, Product, Engineering and