Marketing Data Engineer

Marketing Data EngineerMiejsce pracy: WarszawaTechnologies we useExpectedSQLPythonGoogle AnalyticsGoogle Tag ManagerAbout the projectAn experienced SQL and Python engineer driving MarTech and analytics innovation.As a Marketing Data Engineer at CMC Markets, you will play a central role in building and optimizing our marketing and analytics data ecosystem. You’ll design high-performance data pipelines, architect integrations between marketing platforms, and enable advanced analytics across attribution, audience segmentation, and Marketing Mix Modelling (MMM).Based in our Warsaw office, you’ll collaborate closely with global marketing, data, and product teams to transform data into a strategic asset that powers smarter, faster, and more precise decision-making.Your mission: Engineer scalable, reliable data systems that drive marketing intelligence, attribution, and automation across the CMC Markets MarTech stack.Your responsibilitiesArchitect and build scalable data systemsDesign and implement data pipelines and backend services connecting marketing, analytics, and CRM platforms using SQL, BigQuery and Python technologies.Develop and optimize MarTech integrationsBuild and maintain APIs and ETL processes that unify data across key platforms including BigQuery, Braze, mParticle (CDP), and major ad networks (Google, Meta, LinkedIn, TikTok).Advance marketing analytics and attribution modelingCreate robust data models and pipelines that enable multi-touch attribution, customer journey analysis, and campaign ROI measurement.Support Marketing Mix Modeling (MMM)Develop and maintain structured datasets and data ingestion processes to support econometric modeling and media effectiveness analysis.Automate and orchestrate workflowsImplement data automation solutions to streamline audience activation, tagging, and campaign reporting, ensuring consistency and scalability across markets.Collaborate cross-functionallyPartner with marketing, data science, and engineering teams to ensure MarTech data infrastructure aligns with business goals and supports experimentation, personalization, and insights delivery.Ensure data quality and governanceMonitor, validate, and document data sources, ensuring accuracy, reliability, and compliance with internal data standards.Our requirementsKnowledge of Google Analytics, Google Tag Manager or similar tools for consistent web and mobile analyticsProven experience in data engineering, backend development, or Martech data architecture roles.Advanced proficiency in SQL and Python, including data modeling, API integration, and workflow automation.Strong understanding of marketing data ecosystems, including analytics, attribution, and customer data platforms (preferably Braze).Familiarity with SQL, BigQuery or similar large-scale data warehouses.Experience building or maintaining data pipelines for analytics, measurement, or campaign orchestration.Excellent problem-solving and debugging skills, with attention to performance and scalability.Fluent in English (C1+)What we offerBrand new office space on Emilii PlaterLife assuranceTime off for a charitable activity (one day per annum)Phantom Shares Scheme20/26 annual leave days – dependent on experienceBirthday leaveAdditional leave +2 daysPrivate healthcare - LuxmedSocial meetings/dinnersPPK private pensionMultisport (gives you free access to over 5,500 sports facilities across Poland)Benefitssharing the costs of sports activitiesprivate medical carelife insuranceintegration eventsbirthday celebrationcharity initiativesextra leavePhantom Shares SchemePPKCMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.CMC MarketsCMC Markets is one of the world’s first ever fin-tech companies and was launched in 1989 to break down the barriers of financial trading and make trading accessible to everyone. Our mission is to use our award-winning, Next Generation trading platform and unparalleled client service to empower millions of people to have the best trading experience out there. Our clients can trade on thousands of instruments using the best technology, supported by sophisticated charting, competitive pricing and automated execution. We're trusted by investors globally, but also by banks, brokers, funds and trading desks though our top-tier liquidity institutional offering, enabling these businesses to expand into new markets and increase revenue potential. We were recently listed on the FTSE250, and our business continues to go from strength to strength as we continue to invest in our technology and our people. CMC Markets Germany GmbH sp. z o.o. oddział w Polsce odpowiedzialnością Oddział w Polsce ul. Emilii Plater 53 Warszawa 00-113 Warszawa, Polska