Senior Quality Engineer (London)

Job Type IT
Location London - Victoria
Partnership Level 6
Closing Date 30/01/2022
Vacancy Type Permanent
Salary £62,800.00 - £87,300.00
Salary Frequency Annual
Hours of Work 35


Please note:

This role is based at our Head Office in London. Whilst we currently have a blended approach between office and home working, you may be required to work from the office at times.

You will be asked to provide legal proof of entitlement to work in the UK, please ensure you check the UK government website for relevant criteria. We are unable to offer visa sponsorship at this time.

What’s the role about?

As the UK’s most successful omni-channel retailer, ecommerce is a key part of our business - we run two of the busiest websites in the UK, driving a significant proportion of our sales. Our engineering practice includes 30+ teams, working on everything from cloud platforms to mobile apps, from ecommerce functionality to machine learning.

This is an opportunity to work as a Quality Engineer on a cross-functional agile product  team. Product teams build and support new features that create business value. Within your product team you’ll typically be working collaboratively on customer-facing features with highly skilled Software Engineers as well as Analysts, Web Designers and User Experience specialists.

What you’ll be doing:

As a Senior Engineer you will have responsibility for the quality approach and provide technical assurance on complex IT projects. You will also use your knowledge of quality engineering to support the shaping of new projects and support the professional development of less experienced software engineers. You will work with a diverse range of technical and non-technical stakeholders which will require excellent communication skills.

Learning new skills is extremely important to us. Engineers are expected to continuously improve their skills and keep abreast of the latest technologies and techniques regardless of their experience or job grade. In return for this commitment you will be given the resources and support you need to help you with your learning journey. 

What you’ll already have:

  • Knowledge of architectural patterns used to build modern web and mobile applications.

  • Practical experience of Continuous Integration/Continuous Delivery.

  • Coaching teams in use of continuous testing and shift left/shift right approaches.

  • Thinking critically about engineering approaches, using questioning techniques to lead team discussions about quality risks and appropriate responses.

  • Leading elaboration activities (such as three amigos sessions) to ensure specificity, consistency and testability.

  • Reading and writing coded solutions for a variety of engineering needs:

    • pairing with developers to understand and jointly enhance unit, functional and other coded tests

    • developing testing utilities

    • developing and maintaining code in pipelines

    • creating and maintaining coded checks such as API or GUI checks.

  • Working Knowledge of modern testing tools and frameworks for testing front end, API and / or mobile apps. 

  • Senior practitioner experience in one or more testing specialisms (e.g. native app testing, performance testing, security testing, React front-end testing, API testing).

  • Analysing performance risks (speed, volume, load, etc) and advising on how these risks should be mitigated.

  • Understanding operational requirements (such as resilience and observability) and how solutions are implemented and tested.

What else could you bring:

  • Experience of cloud infrastructure such as GCP and AWS.

  • Experience of testing tools such as Cypress, Codecept, Jest, Sitespeed, Gatling, Karate, Pact, XCTest and XCUITest) and ability to advise on the pros and cons of specific tools for varying scenarios.

  • Understanding of security threats and experience of automated security testing

Additional Information:

We occasionally close vacancies early in the event that we receive a high volume of applications. Therefore we recommend you apply as soon as possible. 

The application form consists of a CV upload, an online test followed by application questions. Please ensure you refresh the page each time you complete a task to ensure you complete everything that you need to in time. 

We have a number of different ways to work flexibly so at your interview feel free to talk about what flexibility means to you. There are no guarantees, however, it may open the door to not only a new role but a new way of working.


We positively celebrate Diversity & Inclusion in the John Lewis Partnership. Our aim is to become the UK’s most inclusive business - for our Partners and for our customers, reflecting and connecting with the diverse communities that we serve. We want people from all walks of life to feel valued for their individuality, thrive in our business and share a sense of belonging. To find out more about D&I in the John Lewis Partnership visit this site - We have a number of different ways to work flexibly so, at your interview, feel free to talk about what flexibility means to you. There are no guarantees, however, it may open the door to not only a new role but a new way of working.

Attachment: Product Engineer PL6 - FINAL.pdf 


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