Marketing Automation Engineer in London - Harnham - Data & Analytics Recruitment

Marketing Automation Engineer

You will be responsible for building and enhancing the systems, automations, and data flows that support customer acquisition, conversion, and retention.

Key responsibilities include:

• Build and optimise automated customer journeys across email and digital marketing channels.
• Analyse customer and behavioural data to identify cohorts, opportunities, and areas for improvement.
• Develop customer re-engagement journeys based on website and purchase behaviour.
• Use SQL and BigQuery to interrogate and transform marketing and customer data.
• Design and maintain integrations between CRM, marketing, advertising, and business systems.
• Build and optimise conversion tracking and attribution frameworks.
• Develop marketing data feeds for advertising and remarketing platforms.
• Translate marketing requirements into scalable technical solutions and automations.
• Ensure data consistency and integrity across multiple customer touchpoints.
• Partner with marketing, data, and engineering teams to measure performance and optimise outcomes.
• Support experimentation and CRO initiatives through data, automation, and implementation.

Your Skills & Experience

• Strong commercial experience with JavaScript and Node.js.
• Advanced SQL skills, ideally including BigQuery.
• Experience working with Salesforce or similar CRM platforms.
• Strong understanding of customer data, segmentation, and behavioural analysis.
• Experience building automated customer journeys and lifecycle marketing programmes.
• Knowledge of marketing automation platforms and CRM workflows.
• Experience with API integrations and connecting multiple business systems.
• Understanding of conversion tracking, attribution, and performance measurement.
• Familiarity with remarketing and digital advertising ecosystems.
• Strong stakeholder management skills with the ability to translate business requirements into technical solutions.

Desirable experience includes:

• SendGrid, Klaviyo, or similar marketing platforms.
• AWS services, including serverless technologies.
• Event-driven architectures and workflow automation.
• Affiliate marketing platforms.
• Email deliverability optimisation.
• Attribution modelling or incrementality testing.
• Experience within regulated consumer-facing environments.

What They Offer

• High-impact role with direct exposure to senior leadership.
• Opportunity to shape marketing technology and customer engagement strategy.
• Exposure to advanced experimentation, CRO, AI-enabled workflows, and customer data initiatives.
• Collaborative culture with strong cross-functional partnership.
• Clear opportunity to influence business performance and drive measurable commercial outcomes.

How to Apply

If you're a Marketing / MarTech Engineer, Growth Engineer, CRM Engineer, or Marketing Automation specialist who enjoys combining technical expertise with commercial impact, apply today to learn more about this opportunity.