Senior SaaS CS Manager - Renewals & Growth

Searchspring; Greater London; Hybrid; GBP 65,000 - 95,000; Full time

Benefits offered by this job

25 days' holiday per year

Company pension scheme

Vitality Healthcare

Gym membership

Cycle to work

Flexible working between home and the/

Job summary

Athos Commerce seeks a Senior Customer Success Manager to lead growth and retention for enterprise customers. You will own strategic accounts, drive value, and expand revenue through renewals and upsell.

You’ll collaborate with sales, marketing, and product, delivering training and proactive support to maximize platform adoption. Join a fast-paced, collaborative team shaping the future of ecommerce SaaS, with flexible hybrid work between home and office and a strong focus on customer value and

Qualifications

• Min 3–5 years of experience in a Senior CS Manager role, preferably in digital marketing.
• Proven experience in customer success or account management in a SaaS business.
• Strong understanding of SaaS products and business models.
• Excellent communication and relationship-building skills.
• Ability to analyse data, identify trends, and make data-driven decisions.
• Demonstrable problem-solving and resolution abilities.
• Strong organisational skills and ability to manage multiple accounts.
• Technical proficiency and ability to learn new software quickly.
• Self-motivated, proactive, results-oriented mindset.

Responsibilities

• Establish strong relationships with customers; act as primary contact and conduct business reviews.
• Drive retention by implementing successful CS strategies and tracking KPIs.
• Collaborate with sales, marketing, and product to align CS efforts and pass feedback.
• Provide training, onboarding support, and guidance to maximize platform adoption.
• Analyse customer data to identify upsell/cross-sell opportunities and prepare insights.

Skills

Senior CS Manager

SaaS knowledge

Data analysis

Communication

Relationship building

Account management

Problem solving

Job description

Athos Commerce seeks a Senior Customer Success Manager to lead growth and retention for enterprise customers. You will own strategic accounts, drive value, and expand revenue through renewals and upsell.

You’ll collaborate with sales, marketing, and product, delivering training and proactive support to maximize platform adoption. Join a fast-paced, collaborative team shaping the future of ecommerce SaaS, with flexible hybrid work between home and office and a strong focus on customer value and