Big Data Engineer in Test

London, United Kingdom


SQL Java Hadoop

Apply now

We are a team on a mission, to put accessible and affordable healthcare in the hands of every person on earth. Our mission is bold and ambitious, and it’s one that’s shared by our team who shares our values, to dream big, build fast and be brilliant.

To achieve this, we’ve brought together one of the largest teams of scientists, clinicians, mathematicians and engineers to focus on combining the ever-growing computing power of machines, with the best medical expertise of humans, to create a comprehensive, immediate and personalized health service and make it universally available.

At Babylon our people aren’t just part of a team, they’re part of something bigger. We’re a vibrant community of creative thinkers and doers, forging the way for a new generation of healthcare. We’re only as good as our people. So, finding the best people is everything to us.

We serve millions, but we choose our people one at a time…

As the Test Engineer within BI Data Engineering, you'll help deliver technical solutions that will meet the business requirements of our partners. This will include defining, estimating, planning and executing manual and automated test scripts as appropriate.

What we are looking for

    • Produce documentation that state clearly the scope of what will and will not be included in the test coverage, with justification where appropriate, achieve sign off of scope from our users
    • Documents and validates all gaps, risks, issues, assumptions and dependencies with mitigation.
    • Ensures consideration given to the use of automation for test scripts or data creation
    • Produce automated test scripts, unless by exception manual is the solution, supporting test requirements and coverage, and documents expected results
    • Ensures independent, documented quality peer reviews are undertaken on own work
    • Ensures test estimates clearly differentiate between man day's effort and elapsed duration
    • Ensure that regression test scripts are maintained in line with ongoing changes to the platform
    • Work with and assist the other teams within the department and provide technical & domain input and with the mentoring of associate testers and colleagues during the project lifecycle


    • In depth understanding of large scale data, such as data warehouses,  big data platforms and the methodology and principles of managing them
    • Experience of ETL technical design, development and support
    • Excellent SQL skills
    • Experience of Unix and python scripting
    • Experience in big data platforms technology such  as Hadoop, Hbase and Hive are desirable but not essential.
    • Comfortable with developing testing capability in automation frameworks
    • Technology background that includes tool such as - Selenium, Cucumber, LeanFT, Java, Maven, Jenkins, Git


    • Free babylon for you and your family
    • One of the nicest offices you’ll ever see, located in the heart of Chelsea
    • Free healthy breakfast, and snacks
    • On site table tennis and video game competitions
    • Regular social gatherings and an intimate, collaborative environment
    • A real entrepreneurial spirit and drive to make a tangible difference in the world
    • Free weekly yoga or football sessions
    • Pension scheme
    • BUPA health and life insurance

Extra Information

    • This job description is non-exhaustive and may vary due to the needs of the business.

Babylon believes it is possible to put an accessible and affordable health service in the hands of every person on earth. How? By combining the ever-growing computing power of machines with the best medical expertise of humans to create a comprehensive, immediate and personalised health service and making it universally available.