Test Automation Specialist

Harvey Nash; Zürich; Hybrid; CHF 90.000 - 130.000; Vollzeit

Zusammenfassung

Harvey Nash in Zurich is seeking an experienced Test Automation Specialist with strong data testing and automation experience to join a major enterprise data environment. The role focuses on designing, building and maintaining automated testing frameworks for data platforms and pipelines, ensuring robust test coverage and reliable data releases.

You will collaborate with Data Engineers, QA teams and business stakeholders to translate complex data flows into automated test scenarios, while

Qualifikationen

• Proven experience building and maintaining automation frameworks in data-centric environments.
• Strong SQL skills and experience querying large datasets.
• Design and implement automated test cases for data ingestion, transformation, and validation.
• Experience integrating tests into CI/CD pipelines and ensuring test reliability.

Aufgaben

• Design, build and maintain test automation frameworks for data platforms and pipelines.
• Develop automated tests covering data ingestion, transformation, validation and reconciliation.
• Build and execute automated regression test suites.
• Integrate automated testing into CI/CD pipelines.
• Identify gaps in existing test coverage and develop automated solutions.
• Investigate and troubleshoot test failures.
• Distinguish between application/data defects and test or environment issues.
• Document automation frameworks, test cases and results.
• Continuously improve test coverage, execution speed and framework reliability.

Kenntnisse

Test automation

Automation frameworks

SQL

Python

Java

CI/CD pipelines

Data testing

Data platforms

Data warehouses

Data quality

Debugging

Tools

Selenium

pytest

dbt / dbt tests

BigQuery

Snowflake

Databricks

Jobbeschreibung

Test Automation Specialist – Data Testing

Working Arrangement: 3–4 days onsite per week

Contract: 12 months

Start: ASAP

We are looking for an experienced Test Automation Specialist with strong data testing and automation experience to join a major enterprise data environment in Zurich.

The successful candidate will be responsible for designing, building and maintaining automated testing frameworks for data platforms and pipelines, helping to improve regression testing, test coverage and the overall reliability of data platform releases.

You will work closely with Data Engineers, QA teams and business stakeholders to understand complex data flows and translate them into robust automated test scenarios.

Key Responsibilities

• Design, build and maintain test automation frameworks for data platforms and pipelines
• Develop automated tests covering data ingestion, transformation, validation and reconciliation
• Build and execute automated regression test suites
• Integrate automated testing into CI/CD pipelines
• Identify gaps in existing test coverage and develop automated solutions
• Investigate and troubleshoot test failures
• Distinguish between application/data defects and test or environment issues
• Document automation frameworks, test cases and results
• Continuously improve test coverage, execution speed and framework reliability

Required Skills & Experience

• Strong experience in test automation, ideally within data-centric environments
• Proven experience building and maintaining automation frameworks
• Strong understanding of enterprise data platforms, including:
• Data warehouses
• Data quality and governance
• Experience designing and executing automated test cases
• Strong SQL skills and experience querying large datasets
• Programming/scripting experience in Python, Java or similar
• Experience integrating automated tests into CI/CD pipelines
• Strong analytical and problem-solving skills
• Excellent attention to detail, particularly around data accuracy and integrity

Experience with one or more of the following would be advantageous:

• Snowflake
• Databricks
• BigQuery
• pytest
• dbt / dbt tests
• Selenium
• 12-month contract
• 3–4 days onsite per week