I.T. & Communications

Site Reliability Engineer

Full Time

As part of the M&S Enterprise Cloud Platform team, you will join a well-loved historic brand, working on solutions that serve millions of dedicated customers and thousands of colleagues. With ethical values that run right through our core and technology leaders that truly understand the value of cloud and engineering, it’s an exciting time as we are reshaping into a digital first and engineering-led organisation, with the quality of our engineering team being a key differentiator.
We are seeking a passionate Site Reliability Engineer who will provide technical expertise, support application lifecycles and operate with excellence. Being creative, curious and confident, you will be an integral part of our empowered, autonomous, cross-disciplinary engineering teams – designing, building, releasing and maintaining products. Working as an equal partner with the Product and Delivery teams you will ensure stability of application and services through automated and robust solutions.
You will play a key role in driving our ambition to adopt DevOps and create a best-in-class SRE capability to help bridge the best of our software and cloud engineering practices. We are looking for people to join our community of SREs to drive this transformation, help build a modern digital ecosystem using exciting technologies and do the best work of their careers.
The M&S Cloud Platform team is focused on building a scalable, resilient, modern, and automated Cloud Platform to empower our software engineering teams to take the full benefits of Public Cloud technologies such as Microsoft Azure. The team provides a set of Products that serve the purpose of eliminating the complexity of leading Cloud environments within an Enterprise. In this context, you’ll be joining a community of Site Reliability Engineers that is integral to Software Engineering to help increase application reliability, handle requests and incidents, and bring the best automation capabilities through our CI/CD platform. You will interact with both software engineers and cloud platform engineering to provide feedback and to contribute to future platform developments.
Key Accountabilities and Responsibilities
The Site Reliability Engineer role is the embodiment of DevOps with key responsibilities as follows:

  • SLO, MTTR, MTBF and peak-readiness of the supported products and the associated collaboration to drive positive outcomes through continuous improvements
  • Quality of the reliability engineering deployed end-to-end within the supported area
  • Accountability for the entire team’s objectives
  • Active engagement within the SRE fellowship (community of practice) to continuously improve on reliability engineering at M&S and consolidate standard methodologies § Proficiency with and advocacy for the Cloud Platform’s capabilities
  • Expertise in modern software development and quality assurance applied in each contribution whether on the cloud platform, the product code or any part of the ecosystem
  • Constant concern for the developer experience seeking feedback, producing high-quality documentation and working with (vs for)
  • Pervasive observability and risk management by design using M&S standard capabilities
  • GitOps and continuous everything baked into every asset
  • Steadfast focus on industrialisation, automating not because we can but because we must § Thorough and effective communication with all relevant teams to help improve existing and prioritise future needs
  • Reliability and autonomy when it comes to making it happen
  • Mature collaboration and problem-solving with clear communication of decisions through tech-talks and white-boarding sessions
  • Proficiency with agile methodologies
  • Continuous self-development and up-to-date skills, utilising the time and means M&S makes available
  • Coaching and mentoring of less experienced engineers
  • Spirit of responsibility and initiative

How you will measure success

  • Consistently owning the delivery of high-quality reliable software
  • Influencing positively for the adoption of ever stronger reliability standards
  • Always demonstrating the company’s ‘M&S Way’ values
  • Completion of personal development plans and objectives
  • Positive feedback from colleagues and seen widely as a confident practitioner
  • Leading and contributing to Tribes, Fellowships and Orchestras
  • Pro-active evangelism
  • Ability to learn, apply and teach new technical concepts and skills quickly
  • Proficiency in influencing senior colleagues

Key Experience

  • Expertise with Infrastructure as Code (ARM and Terraform)
  • Expertise in PowerShell and bash
  • Expertise with GitHub and Git
  • Experience with Microsoft Azure Enterprise Deployment (IaaS, PaaS)
  • Experience with Cloud Network Deployment and Automation
  • Experience with ITSM (at least ICR)
  • Experience with containerisation like Kubernetes and Docker
  • Experience with CI/CD tools, processes and practices
  • Ability to coach and develop lesser experienced engineers
  • Ability to work well with others in multi-functional teams
  • Ability to provide constructive feedback to team members
  • Humbleness, humility and honesty
  • Pride in being reliable and delivering high-quality products


  • Advocate and experience of Continuous Integration and Continuous Delivery
  • Experience of DevOps: you build it, you run it
  • Experience in Agile ways of working preferably SCRUM and SAFe
  • Experience with SAST/DAST/IAST tools
  • Knowledge of Software approaches like Domain Driven Design
  • Cares about the business and the bigger picture
  • Good communication skills, both written and spoken and able to adjust for different audiences
  • A leadership demeanour that is willing to take responsibility
  • An ambition to be an open-source contributor, technology writer or speaker

M&S is ready to push boundaries to lead the industry into a greener, speedier, more inspiring digital era. That’s why we’re revolutionising how we work and offering our most exciting opportunities yet. There’s never been a better time to be part of our team. Marks & Spencer aims to be an inclusive organisation, trusted and admired by our colleagues, customers and suppliers. Join us and make an immediate impact. We are committed to an active Inclusion, Diversity and Equal Opportunities Policy, which starts with our recruitment and selection process, and we are happy to talk inquisitive/flexible working. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process.

Employment Type Permanent

Advertiser Type Company