qa engineer (manual) in data infrastructure

Enfint

Greater London

On-site

GBP 60,000 - 85,000

Full time

5 days ago
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Job summary

Sagacity ищет QA-инженера для обеспечения качества данных в масштабируемой Databricks Lakehouse платформе. Вы будете разрабатывать и поддерживать тест-планы, расследовать ошибки и сотрудничать с инженерами данных на протяжении жизненного цикла разработки.

Вы будете управлять задачами QA в ClickUp, взаимодействовать с UAT и заказчиками, а также расширять тестовое покрытие при добавлении новых источников данных. Лондон, Англия — место работы.

Qualifications

  • SQL с оконными функциями, CTE и агрегациями
  • Опыт с Databricks, Unity Catalog и Spark
  • Знание PySpark или Spark SQL
  • Понимание Lakehouse и архитектуры medallion
  • YAML-конфигурации и тестовые определения
  • Git и базовые инженерные практики
  • Опыт AI-рабочих процессов и агентов LLM
  • 3–5+ лет в data quality/engineering с акцентом на QA
  • Опыт расследования проблем данных в мульти-источниковых средах
  • Опыт в Agile/итеративной разработке

Responsibilities

  • Автор и выполнение тест-планов на этапах развёртывания
  • Расследование сбоев тестов в Databricks Lakehouse и документирование выводов
  • Управление задачами QA в ClickUp на протяжении цикла поставки
  • Сотрудничество с Data Engineers для согласования ожидаемого поведения и проверки контрактов
  • Координация с UAT-стейкхолдерами по критериям приёмки и QA-отчётам
  • Обеспечение QA-удостоверения на встречах с клиентами
  • Выявление проб и предложение улучшений SPHERE и запросы на изменения
  • Участие в кодовой базе платформы, там где уместно
  • Поддержание покрытия QA при onboarding новых источников данных
  • Работа с AI-агентами для авторинга тестов и анализа результатов

Skills

SQL skills
Databricks
Unity Catalog
Spark SQL
PySpark
Lakehouse
YAML
Git
AI workflows
QA testing

Tools

ClickUp

Job description

Описание

Sagacity provides a client data platform based on Databricks Lakehouse pipelines, gold-layer views, and analytics datasets supporting marketing, billing, credit, and debt outcomes across multiple industries.

Задачи
  • Author, run, and maintain test plans across client deployment phases using SPHERE's YAML-driven test framework;
  • Investigate test failures through the Databricks Lakehouse stack, identify root causes, and provide evidenced findings;
  • Manage QA work items in ClickUp throughout the delivery lifecycle;
  • Collaborate with Data Engineers to agree expected behaviours, review data contracts, and validate fixes;
  • Coordinate with UAT stakeholders on acceptance criteria and QA findings;
  • Provide client-facing QA assurance in delivery meetings;
  • Identify gaps and improvements in SPHERE and raise change and feature requests;
  • Contribute to the platform codebase where appropriate;
  • Keep QA coverage current as new views and data sources are onboarded;
  • Engage with AI agents for test authoring, investigation, result analysis, and documentation.
Требования
  • Strong SQL skills, including window functions, CTEs, and aggregations;
  • Hands-on experience with Databricks, Unity Catalog, and Spark job outputs;
  • Working knowledge of PySpark or Spark SQL;
  • Understanding of Lakehouse and medallion architecture;
  • Familiarity with YAML-based configuration and structured test definitions;
  • Comfortable with Git and basic engineering practices;
  • Experience with AI-assisted workflows and large language model agents;
  • 3-5+ Years of experience in data quality, data testing, analytics engineering, or data engineering with a strong quality focus;
  • Experience investigating data issues in complex, multi-source environments;
  • Experience with structured test frameworks, data observability tooling, or formal QA methodology in a data context;
  • Experience working directly with development teams in agile or iterative delivery environments;
  • Client-facing or stakeholder-facing experience presenting technical findings to non-technical audiences.
Условия

London, England, United Kingdom.

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