Email Designer & HTML Developer Needed UK SaaS Platform

We are looking for an experienced designer/developer to create a modern email onboarding and lifecycle system for a professional B2B SaaS platform.

This is NOT a generic newsletter project.

We need:

modern SaaS-style email design
responsive HTML email templates
reusable modular sections
editable templates for future campaigns
clean, premium UX/UI
mobile-friendly layouts

Audience:

architects
consultants
technical professionals

Style should feel:

modern
professional
calm
trustworthy
premium

We require 5 email templates including:

welcome/onboarding
feature launch
progression/unlock email
reactivation email
milestone/achievement email

Deliverables:

Figma source files
responsive HTML templates
editable assets/modules

Please provide:

Examples of similar work
Experience with SaaS/lifecycle emails
Estimated timeline
cost as fixed price