Software Development Engineer in Test, SDET

🔥 0 minutes ago

🇬🇧 United Kingdom – Remote

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

⚙️ Software Development Engineer in Test (SDET)

🇬🇧 UK Skilled Worker Visa Sponsor

This company has sponsored UK Skilled Worker visas in the past.

👻 Ghost score 22%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.Why this score:

• Just posted.
• Jobs at this company usually fill in 42 days.
• No salary listed.

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Massive Rocket | Data & CRM Consultancy

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51 - 200 employees

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📣 Marketing

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Massive Rocket is a global data and CRM consultancy that operates at the intersection of modern marketing, product, and engineering. Specializing in Snowflake and Braze, Massive Rocket helps digital marketing teams connect with product and engineering departments to deliver personal, relevant, and human customer experiences at scale. The company offers a range of services including customer data management, customer engagement, marketing technology solutions, data engineering, and analytics. Massive Rocket collaborates with leading technology providers to assist in the deployment, integration, and operation of marketing technology stacks.

📋 Description

• Design, build, and maintain automated testing architecture for a customer data ecosystem • Design and implement automated validation frameworks for data contracts, schema compliance, and identity resolution/stitching logic in Databricks • Build and maintain automated UI and behavioural test scripts simulating customer journeys across web and app • Verify behavioural events, mParticle tags, and OneTrust consent tokens at the application layer • Validate critical data flows across the Databricks, mParticle, Braze, and OneTrust ecosystem • Write automated integration scripts and mock API payloads to verify cross-platform propagation and user suppression or activation • Design and run end-to-end tests for POS, web, app, and CRM data collection pipelines • Validate data freshness and latency against near real-time SLAs • Maintain automated data validation and hygiene rules detecting corrupted records and schema drift • Audit consent and preference-management data flows for GDPR and UK GDPR compliance • Triage anomalies and resolve pipeline failures with Data Engineers while preventing regressions • Own defects end to end and keep data accurate, compliant, and ready for activation

🎯 Requirements

• Mastery of SQL for complex data validation, including writing scripts that identify anomalies across millions of records • Proficiency in Python for building automated test suites and interacting with APIs • Proven experience establishing data test automation frameworks from scratch • Hands-on experience testing within Databricks or an equivalent cloud lakehouse/warehouse • Deep understanding of Delta Lake or similar architectures • Proven experience validating complex data transformations across near real-time/streaming and batch pipelines • Familiarity with orchestration tools such as Airflow or dbt • Experience validating data flows through a Customer Data Platform, particularly mParticle • Experience with event ingestion, identity resolution, and audience syncs into downstream engagement platforms • Skill in triaging data anomalies and tracking pipeline failures in tools like Jira • Experience testing REST APIs and validating data payloads between systems • Bachelor’s degree in Computer Science, Data Engineering, or a related technical field • Valid work visa required; sponsorship unavailable • Ability to provide proof of identity if requested • Ability to provide two references if requested • Bonus: familiarity with Braze Data Track API or Cloud Data Ingestion (CDI) • Bonus: experience testing CDP-to-engagement data flows • Bonus: experience testing privacy compliance and consent frameworks using OneTrust • Bonus: experience embedding data quality checks into CI/CD pipelines using GitHub Actions or GitLab CI

🏖️ Benefits

• Rocket-Fuelled Growth – Big challenges, fast learning, and the chance to level up quicker than anywhere else • A Culture That Actually Gives a Damn – Supportive, positive, and built around people who want to see you win • A Global Crew – Collaborate with brilliant teammates across Europe, the US, and beyond • Remote-First for Life – Work from wherever you feel your best • Real Career Momentum – Clear progression, real ownership, and space to grow into your next chapter • Moments That Matter – Meetups, events, and team experiences that make the journey unforgettable • BYOD policy • ID checks and reference support as part of the hiring process

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