Job Title: Senior Client Success Manager

Department: Accounts and Community

Reporting to: Director of Client Success

Location: Hybrid. London, UK

We are Datamaran: a fast-paced, energetic and high-growth technology company.

Datamaran is a the only SaaS solution for sustainability strategy, focusing on identifying and monitoring external risks, including ESG. Trusted by Fortune 500 companies, it offers a data-driven process for risk and materiality analysis anytime. Our mission is to help corporations develop sustainable strategies through informed ESG decision-making, contributing positively to the world. We are committed to diversity, equality, and inclusion, ensuring all applications are considered without bias. Our diverse team of over 120 members from 25 nationalities includes 50% female leaders, operating fully digitally across London, Valencia, New York, and Leeuwarden.

Datamaran is dedicated to creating an inclusive environment where all of our employees and contractors are encouraged to reach their full potential, and individual differences are valued and respected. Datamaran is proud to be an equal opportunity employer; as such all applications received will be considered without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, or age.

What we are looking for:

We are seeking a Senior Client Success Manager (CSM) who is passionate about building strong, long-term relationships with enterprise clients while driving adoption, retention, and growth.

In this role, you will guide clients along their ESG journey, ensuring they extract maximum value from Datamaran’s platform. You will own the strategic customer relationship post-onboarding through to renewal, supported by our Implementation & training team.

Key Responsibilities:

• Client Relationship Management
• Act as the primary point of contact for key accounts, building trust with senior stakeholders
• Ensure economic buyers remain engaged throughout the partnership by understanding their priorities, speaking their language, and demonstrating clear business value
• "Earn a seat at the table" by staying familiar with each customer’s industry context and objectives.
• Conduct regular business reviews, check-ins, and strategic planning conversations
• Use data and usage insights to spot trends, preempt risks, and identify new opportunities
• Ensure clients are up to date with product developments and new features

• Onboarding and Project Coordination
• Oversee the transition from sales to Client Success, ensuring smooth handoff and clear documentation
• Collaborate with the I&T Manager to project-manage onboarding and technical training
• Set clear expectations on support, milestones, and deliverables

• Renewals and Expansion
• Consistently manage your renewal and upsell pipeline.
• Collaborate with Sales to drive account growth and maximise retention
• Accurately maintain forecasts and customer records

• Advocacy and Community Building
• Act as the voice of the customer to influence product development and address potential issues
• Partner with Marketing to showcase customer success stories (e.g., webinars, case studies)
• Host roundtables and virtual events to build engagement within the Datamaran community

• Travel and Collaboration
• Be ready to travel occasionally across Europe for in-person onboarding, goal-setting, and strategic reviews
• Work from the London office 2–3+ days per week to collaborate with your team

You have:

• Minimum 5+ years of experience as a CSM in a SaaS company
• Professional working knowledge of ESG
• Key stakeholder experience within Enterprise clients and customers

• Excellent English writing and oral communication skills
• Exceptional ability to communicate and foster positive business relationships
• Excellent organisational, prioritisation skills and attention to detail
• Bachelor's degree and proven work experience as a CSM or similar role
• Exceptional ability to communicate and foster positive business relationships
• Technical skills required, as they relate to the use of the software

Appreciated as big plus point(s) but not required:

• Experience of working in a high-growth SaaS company
• International exposure

Some of Datamaran's Benefits available to our UK Datamaraneers:

• A dynamic and international work environment
• Hybrid working with flexible working hours
• Employee centric office in centre London
• Learning and Development path
• Competitive compensation based on experience
• 25 days of annual leave + Bank Holidays
• Private Health Insurance programme
• Pension scheme
• Gym allowance
• Subsidised lunch + Free snacks in the office, with CSO (Chief Snack Officer!)
• Datamaran is an Equal opportunity employer

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Our Values:

Performance-driven

We have different backgrounds; we are from all around the world, and we have diverse expertise. What unites us is our focus on performing at our best, continuously learning and thriving as we face new challenges.

Collaborative

We are a close-knit team who support one another with the bigger vision in mind. We think two heads are better than one, and we consult with and support our colleagues to find the best solutions for our clients.

Committed

We are an ambitious company with a mission to put sustainability risk on the radar of every business – and we are passionate about using the latest technology and our creativity to achieve that.

Agile

Change is a constant, and we are ready to bend and flex to adapt to the external environment and jump on opportunities. Our vision is clear, but the path to get there may change; we are excited about every twist and turn.

*A kind note to recruiters: thank you for your potential interest but we are currently not looking to work with any external staffing agencies*