Principal Systems Developer (Marketing Cloud)

About the role

We are looking for a Principal Systems Developer to take technical ownership of our Salesforce Marketing Cloud platform alongside supporting a wider martech stack.

This is a hands-on engineering role focused on building and scaling the technical foundations of Marketing Cloud, including data architecture, integrations, and platform governance.

You will work closely with Marketing Operations, Salesforce teams, and the Data function to ensure Marketing Cloud is:

• Technically robust and scalable
• Well-integrated into our enterprise architecture
• Governed in line with data and compliance standards

This is not a campaign execution role — it is a platform engineering and technical leadership position.

Responsibilities

Platform Engineering

• Lead development across Marketing Cloud (SSJS, AMPscript, SQL, Automation Studio)
• Build scalable automations and reusable development patterns
• Own integrations with other marketing systems
• Define and enforce engineering standards

Data & Architecture

• Own data model design and governance within Marketing Cloud
• Ensure alignment with Salesforce CRM and enterprise data models
• Optimise data processing, segmentation, and performance

Integrations

• Design and build integrations with Salesforce, data platforms (e.g. Databricks), and external tools
• Define scalable data flow patterns (API, batch, event-driven)
• Contribute to centralised integration strategy

Platform Ownership

• Maintain platform health, performance, and reliability
• Lead incident investigation and resolution
• Manage technical debt and continuous improvement

Governance & Delivery

• Implement secure, compliant development practices
• Own release and deployment processes
• Introduce DevOps and CI/CD approaches where appropriate

Technical Leadership

• Act as the technical authority for Marketing Cloud
• Partner with Architecture, Data, and Salesforce teams
• Guide Marketing Ops within defined guardrails
• Collaborate with Marketing stakeholders to architect business needs into scalable technical solutions
• Offer expert guidance aligned with Marketing Cloud best practices and emerging industry trends
• Serve as a strategic technical authority for Marketing Operations and Go-To-Market functions

Essential Criteria

• Deep hands-on experience with Salesforce