Average Reliability Engineer salary in the UK

Why Greencore?Following the combination with Bakkavor in January 2026, we're one of the UK's leading creators of convenience food, driven by a simple purpose: to make every day taste better. As a vibrant and fast-moving business, we're proud to employ over 28,000 talented colleagues across 36 manufacturing sites and 21 distribution depots in the UK and the US. Together, we bring delicious food to life. Our products cover every meal occasion from breakfast through to dinner and dessert, with lunch and snacking in between. In FY25, our shared passion helped us achieve combined revenues of approximately £4bn.Our extensive direct to store (DTS) network, with 17 depots across the UK, allows us to deliver fresh and frozen food both our own and from trusted partners to thousands of stores every day, ensuring consumers enjoy the very best, whenever and wherever they shop.Here at Selby we employ a team over 750 colleagues. A site steeped in history, we are the UK's number one manufacturer of customer private label cooking sauces and pickles. We have been serving our customers out of our Selby site since 1914.We produce more than 160 million units per year across 600 different product lines for customers such as Morrisons, Tesco & Asda.What you'll be doing:The Reliability Engineer - Site Services & Utilities is responsible for ensuring the safe, compliant, reliable, and efficient operation of all site utility and infrastructure assets. The role focuses on asset reliability, lifecycle management, statutory compliance, performance improvement and risk reduction across critical site services that underpin food safety and production continuity. This is a proactive engineering role, driving reliability strategy rather than reactive maintenance.Develop and own reliability strategies for site utilities including boilers, steam systems, hotwells, water treatment, compressed air, refrigeration/HVAC, electrical distribution and effluent systemsLead root cause analysis (RCA) and implement permanent corrective actionsEnsure utilities and pressure systems comply with PSSR, EAWR, PUWER, COSHH and site standardsSupport risk assessments, method statements and management of change (MoC) for utilities systemsDrive improvements in energy, water, steam and compressed-air efficiencyLead and support utilities-related CAPEX and improvement projectsOwn utilities reliability KPIs (availability, downtime, backlog, defects, compliance)Maintain asset registers, criticality assessments and lifecycle plansAct as the technical authority for site services and utilitiesWhat we're looking for:EssentialDegree / HNC / HND in Mechanical, Electrical or Reliability EngineeringProven experience in utilities or site services within manufacturing (food preferred)Strong understanding of reliability engineering principles (RCM, FMEA, RCA)Knowledge of UK engineering legislation and complianceData-driven mindset with strong analytical skillsAbility to influence and lead without direct authorityDesirableExperience in food or regulated manufacturing environmentsFamiliarity with CMMS, condition monitoring and energy management systemsExposure to insurance inspections and statutory compliance frameworksChartered or working towards professional registrationWhat you'll get in return:Competitive salary and job-related benefitsHolidaysPension up to 8% matchedCompany share save schemeGreencore QualificationsExclusive Greencore employee discount platformAccess to a full Wellbeing Centre platformThroughout your time at Greencore, you will be supported with on the job training and development opportunities to further your career.

The software engineering department is scaling rapidly, and the platform maturity needs to keep pace.This is a new senior hire, joining an existing SRE team of two as part of a planned expansion. The focus is on building a robust, secure, and repeatable platform that enables developers to ship with confidence as the organisation grows.You will have meaningful influence over how reliability, security, and operational standards are defined and implemented.Up to £80,000Southampton | Hybrid (2 days onsite)What you will be responsible forYou will take a senior, hands-on role in shaping the platform and guiding technical direction, while still remaining close to the work.Key areas of responsibility include: Designing and evolving cloud infrastructure using Terraform as a first-class practiceImproving platform reliability, scalability, and security postureWorking closely with development teams to enable safe, efficient deliveryLeading by example on observability, incident analysis, and operational disciplineHelping define and embed SRE best practices as the team grows There is no on-call expectation. The emphasis is on building resilient systems, not reacting to constant failure.What we are looking forEssential Strong, hands-on Terraform experience in production environmentsProven experience operating and improving cloud-based platformsConfidence making architectural and operational decisionsAbility to mentor others and raise the technical bar of the team Useful, but not required Deep experience with container platforms or managed KubernetesObservability platforms such as DatadogGitOps practices and strong documentation habits This role suits someone who enjoys ownership, values thoughtful engineering, and wants to help build a platform function the right way rather than inheriting chaos. Apply now or contact Chris Lynes at Spectrum IT Recruitment for more information Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Role: Site Reliability Engineer Location: London (Hybrid) Salary: £80,000 - £105,000 As our Site Reliability Engineer, you'll work closely with our feature team and other colleagues to meet defined service level objectives and continually improve systems and environments. You'll define error budgets that support finding the right balance between risk and reliability. You'll also provide structure and help to our release process, suggesting and making improvements where possible. You'll scale systems sustain-ably through mechanisms like automation. Looking for someone from a software development background Ideal Candidate: Very strong engineering skills in Java, JavaScript or PythonOpen Telemetry experienceMust have Core Java/PythonMust have experience as an SREknowledge of Python Data StructuresStrong knowledge of deploy and release services, automation and troubleshootingExperience of utilising tools and technology across the software development lifecycleExperience using data to drive decisions, priority and root cause analysisprogramming experience Kubernetes and DockerDeploy and release services experienceExperience with Greenfield projectsideally 6+ years relevant experience Grafana/Prometheus idealStrong communication skills with the ability to proactively engage with a wide range of stakeholders If this sounds of interest to you, please ring or e-mail me a good time to organise a call! Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.