Enterprise Implementations Lead, Private Markets SaaS

atominvest; Greater London; On-site; GBP 85,000 - 110,000; Full time

Job summary

Atominvest in London is seeking an Implementation Manager to own the end-to-end delivery of our platform for sophisticated asset managers. You’ll be the day-to-day face of Atominvest, mapping data models, scoping API integrations, and running discovery workshops.

You will lead multi-stakeholder implementations from workshop to go-live, collaborating with Sales, Product and Engineering to ensure high-quality outcomes and proactive risk management, while maintaining strong client relationships.

Qualifications

• 3-6 years leading enterprise B2B SaaS implementations end-to-end with hands-on platform configuration.
• Strong knowledge of private markets and fund structures; able to discuss LP reporting requirements.
• Hands-on and technical: comfortable with APIs, data mapping, and integration concepts.
• Proven experience running discovery workshops that produce actionable plans.
• Highly analytical with strong Excel skills and ability to reconcile complex datasets.
• Excellent project management instincts; capable of managing dependencies and deadlines.
• Natural relationship-builder, comfortable as day-to-day face of vendor to senior clients.

Responsibilities

• Own the full client lifecycle from discovery through go-live and post-deployment success.
• Be the day-to-day single point of contact and face of Atominvest for clients.
• Run structured discovery workshops translating client needs into implementation plans.
• Design implementation plans, sequencing, dependencies, and technical approach.
• Scope integrations with client tech teams (APIs, SFTP, data feeds) and define requirements.
• Lead enterprise implementations with complex timelines and senior stakeholder expectations.
• Analyse client datasets and fund structures to design optimal platform solutions.
• Conduct executive business reviews with C-level stakeholders to align on progress.
• Proactively manage risks and customer health; coordinate product change during deployments.
• Bridge client feedback with product roadmap and deliver new features to clients.
• Deliver high-quality, white-glove support and build trust across client stakeholders.
• Identify expansion opportunities by understanding client's operating models and goals.

Skills

Enterprise B2B SaaS

Client engagement

Project management

API integration

Data migration

Stakeholder management

Analytical skills

Tools

APIs

Excel

SFTP / data feeds

Job description

Atominvest in London is seeking an Implementation Manager to own the end-to-end delivery of our platform for sophisticated asset managers. You’ll be the day-to-day face of Atominvest, mapping data models, scoping API integrations, and running discovery workshops.

You will lead multi-stakeholder implementations from workshop to go-live, collaborating with Sales, Product and Engineering to ensure high-quality outcomes and proactive risk management, while maintaining strong client relationships.