Junior Data Test Engineer (JR101787)

Sorry, this job was removed at 12:07 p.m. (CST) on Friday, Aug 08, 2025
Be an Early Applicant
London, England
In-Office
Events
The Role

At Clarion, our people are at the absolute heart of what we do. We’re proud that our core values of PASSION, CARE, IMAGINATION, and TRUST define the way we carry out our work across all of our exhibitions and conferences.

If you share our values and want to be a part of a successful, dynamic, and creative global business then we want to hear from you.

The Opportunity:

This is a great opportunity for a Junior Data Test Engineer to join a rapidly growing data team in Clarion. Reporting to the Senior Architect, you will be responsible for assisting with designing and maintaining the testing and testing strategy across our customer data platform and BI solution. You will be working with a small team which consists of database architects, developers, testers, administrators and integration developers and can grow your development skills in Azure, Synapse, Python and SQL.

Key Responsibilities:

  • Assist with Developing Test Plans, test scripts and execute the test scripts.
  • Throughout the project in various iterations/sprints - conduct system testing, integration testing, functional testing, and end to end testing.
  • Learn to develop complex SQL queries for querying data against different databases or source systems for data verification process.
  • Prepare the test plan and testing strategies for data warehousing application.
  • Extensively interact with developers, business, and management teams to understand the project business requirements and ETL design document specifications.
  • Participate in regular project status meetings and qa status meetings.
  • Communicate defects identified in testing/dev environment to the developers using Jira.
  • Creating test cases for ETL Mappings and design documents for production support.
  • Extensively worked with flat files, xml and json data sources. 
  • Write scripts to test the files data in the databases.
  • Effectively communicate testing activities and findings in oral and written formats.
  • Work on issues with migration of data from development to production environments.
  • Extensively test power bi reports to validate the data and cosmetics of the report.

Requirements

Knowledge, Skills, and Qualifications:

  • Experience in testing data validation scenarios and data ingestion, pipelines, and transformation processes (e.g. ETL, ELT).
  • Understanding of big data engineering tools and how they can be used strategically (beneficial).
  • Understanding of information governance principles and how they could apply in a testing capacity.
  • Demonstrated experience of hands-on issue and defect management.
  • Experience in testing systems that capture, verify, and maintain field generated metadata.
  • Familiarity with multiple back-end and front-end languages and libraries, databases, database design, (e.g. SQL, Hive and/or Presto, Azure environment preferred.  Python, Dax, Dig Dag, Yaml (beneficial).
  • Knowledge and experience with modern testing development practices and integrated testing product.
  • Experience in working with a wide variety of technologies and on diverse problems.
  • Experience of Agile Software Development and Testing methods for deployment in cloud environments.
  • Experience working with SQL database systems and No-SQL database systems.
  • Experience with Power BI.
  • Experience working with API calls to retrieve data
  • Basic knowledge in creating Test Plans, Test Cases, Test Scenarios and Test Strategies, Defect Management to ensure Quality Assurance and to test all the business requirements.

About Clarion Events

Clarion Events is one of the world’s leading event organisers, producing and delivering innovative and market-leading events since 1947. (https://clarionevents.com/welcome)

Clarion Events embrace diversity and equal opportunities in all that we do. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better our work will be.

Clarion is private equity backed and owned by Blackstone. Blackstone is one of the world’s leading global investment funds, investing capital for the long term in order to build successful, resilient businesses. (https://www.blackstone.com/)

Our purpose is to deliver exceptional customer outcomes and experiences, by making every connection count.

Our vision is we want every one of our products to be a market leader in customer satisfaction and delight.


Benefits
  • 25 days’ holiday plus bank holidays
  • End of year wellbeing shutdown (closed for the last week of the year)
  • Celebration day off (e.g. birthday, Diwali, Eid, etc)
  • Summer Hours in August (3pm finish on Fridays)
  • Helping Our World (HOW) Days – one paid day per quarter to carry out charity work
  • Pension Scheme
  • Private Medical Insurance
  • Health Cash Plan
  • Employee Assistance Programme (EAP) – a 24/7, 365-day confidential helpline
  • Subsidised Café
  • Season Ticket Loan
  • Cycle to Work Schemes
  • Free on-site gym and shower facilities
  • Free eyesight tests
  • Free flu vaccination – offered on site once a year for all employees

Similar Jobs

Snap Inc. Logo Snap Inc.

Lead, Advertiser Growth Strategy

Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
Hybrid
London, Greater London, England, GBR
5000 Employees
8-8 Annually

Snap Inc. Logo Snap Inc.

Indy Agency Partner

Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
Hybrid
London, Greater London, England, GBR
5000 Employees

Ericsson Logo Ericsson

Architect

Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
In-Office
Reading, Berkshire, England, GBR
89000 Employees

Morningstar Logo Morningstar

Operations Engineer

Enterprise Web • Fintech • Financial Services
Hybrid
London, Greater London, England, GBR
12700 Employees
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
London
733 Employees
Year Founded: 2023

What We Do

Clarion is one of the world’s leading event’s organisers, producing and delivering innovative and market-leading events since 1947. In more recent times the firm has grown into a truly international business, with a portfolio of events and media brands across a range of vertical markets. Our 950+ employees based in our 13 offices worldwide specialise in delivering first class marketing, networking, and information solutions in high value sectors, both in mature and emerging geographies.

We are market leaders in providing connectivity and business-critical insight across communities of buyers and sellers. Clarion’s customers use our range of exhibitions, conferences, tradeshows, and websites to target new business, demonstrate their products, build deeper relationships with their clients and identify new opportunities for performance improvement.

We operate in stable, long term vertical industries with significant international growth potential. Some of our most important core markets include Gaming, Energy, Defence and Security, Telecoms, Retail, Consumer, Life Sciences and Technology

Similar Companies Hiring

PartySlate Thumbnail
Software • Productivity • Marketing Tech • Hospitality • Events • Consumer Web
Chicago, IL
60 Employees
Sandbox VR Thumbnail
Virtual Reality • Retail • News + Entertainment • Gaming • Events
Tsim Sha Tsui East, Kowloon
650 Employees
Posh Thumbnail
Software • Social Media • Events
New York, New York
65 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account