MarTech Lead (Data & AI)

Location: City of London, United Kingdom; hybrid working with three days in the office.

Company

hirify.global is a FTSE100 fintech operating across five continents, providing retail trading and investment services to more than 700,000 clients.

What you will do

• Own the Salesforce Marketing Cloud to Braze migration, including sequencing, cutover strategy, data validation, journey parity, and rollback planning.
• Reconcile records, logic, event data, mappings, triggers, and integrations at the SQL and pipeline level.
• Define the architecture, schema, identity resolution, update cadence, and ownership model for a single marketing data source of truth.
• Integrate and reconcile data from 40+ tools, including Braze, GA4/BigQuery, Salesforce, and other third-party platforms.
• Build validation and monitoring systems to detect data drift, integration failures, and quality issues.
• Write SQL and Python for validation, QA, journey debugging, and AI-assisted automation, while managing vendor relationships.

Requirements

• Strong SQL skills and experience working with BigQuery or an equivalent data warehouse.
• Working proficiency in Python or another mainstream programming language for scripting, automation, and pipeline debugging.
• Practical experience building with AI or LLM tools beyond casual chatbot use.
• Experience owning a platform migration or major data integration project.
• Experience with data architecture, schema design, identity resolution, and reconciliation of conflicting data across systems.
• Ability to translate business objectives into technical plans and collaborate across teams, vendors, and delivery partners.

Culture & Benefits

• Hybrid working model with three office days per week.
• Flexible benefits package worth 12% of salary.
• Private medical cover, life insurance, and gym membership contribution.
• 25 days of holiday plus a birthday day and two volunteering days.
• Option to buy or sell holiday days, with enhanced parental leave and pay.
• Mentorship, volunteering, employee networks, clubs, and global and local onboarding.