Permanent role

Direct applicants only, no agencies please as we have preferred suppliers already.

Spike are retail technology experts delivering end-to-end, go-live confidence for the biggest retail brands. Learn more about us here:

This is an exciting opportunity to join Spike at a time when we are growing our Performance Engineering practice.

We are looking for a Principal level Performance Engineer to join us at a key retail client, focusing on defining and implementing Performance test/engineering strategies, roadmaps, tools, frameworks & approaches across our growing client portfolio. You will be working across different projects using a wide variety of performance solutions, technologies and tools. You're ideal if you have a deep understanding of Performance across different clients and applications, the ability to work in complex and challenging environments, and strong stakeholder management skills.

Key responsibilities:

  • Own and manage performance test strategies, tools and techniques
  • Identify and recommend the performance testing processes and tools
  • Define performance testing solutions and develop workload models, performance testing scripts and scenarios for a wide range of technologies used on our various client engagements
  • Supporting the recruitment of new performance testing consultants into the Spike family
  • Determine & document detailed performance testing estimates and strategies to allow the Spike sales team to produce the necessary proposals and delivery plans
  • Supporting the Spike sales team in the pre-sales process
  • Shaping, designing and planning the performance testing service line, including managing the rollout of new services/solutions
  • Defining / maintaining the Spike performance testing service definition & supporting assets
  • Assisting the marketing team to develop marketing materials and position strategies for the performance services and solutions in conjunction with the Spike marketing message framework
  • Conduct regular project visits and reviews to support Spike delivery assurance
  • Maintaining a repository for performance testing delivery assets to support and encourage asset re-use
  • Lead, guide, train, and mentor Spike consultants across our projects

Required skills:

  • Proven experience in defining and developing performance testing strategies and/or approaches for multiple projects
  • Previous retail/eCommerce experience
  • Agile Software Development Lifecycle Processes and Methodologies
  • Experience of Microservice architectures
  • Knowledge and experience of web and API load testing tools such as JMeter, Gatling, NeoLoad, LoadRunner
  • Experience of integrating load and/or speed testing into CI/CD pipelines
  • Exposure to APM tools such as Dynatrace, AppDynamics, NewRelic, Application Insights
  • Exposure to data analysis and visualisation tools such as Kibana, Grafana
  • As required, able to be hands-on in all aspects of performance testing

Desirable skills:

  • Page speed testing and optimisation experience, i.e. use of Lighthouse, WebPageTest, PageSpeed Insights or similar to provide meaningful insight and prioritised recommendations
  • Experience of synthetic and RUM page speed monitoring tools such as mPulse, Blue Triangle, Rigor or similar
  • Experience of testing for resiliency & chaos engineering

Grade: Principal Consultant/Engineer

Salary: £70k - £95k per annum

Benefits package (perm):

  • Annual performance & pay review
  • Leave entitlement of 25 days per year + Birthday off as leave + statutory public holidays
  • Leave exchange (buy or sell)
  • Pension with auto-enrolment to pension scheme after 1 month
  • Training allowance

Spike is an equal opportunities employer.