Senior Engineer - Java - Digital and Payments (JLM)

Salary: Competitive Plus BenefitsLocation: London Store Support Centre and Home, London, EC1M 6HAContract type: PermanentBusiness area: Sainsbury''s TechClosing date: 30 September 2025Requisition ID: 400020616We’d all like amazing work to do, and real work-life balance. That’s waiting for you at Sainsbury’s. Think about the scale it takes for us to feed the nation. The level of data, transactions and variety it involves. Then you’ll realise that ours is a modern software engineering environment because it has to be. We’ve made serious investment into a Tech Academy and into setting standards and principles. We iterate, learn, experiment and push ways of working such as Agile, Scrum and XP. So you can look forward to awesome opportunities in everything from AI to reusable tech.We’re a multi-channel, multi-brand business serving millions of customers a day, with the UK’s largest loyalty scheme and an ever-evolving set of digital platforms. All of this equals over 1.2 billion transactions each year, presenting a volume, depth, and complexity of data that few can match.We don’t think we’re exaggerating when we say we have the most exciting data set in the country. From the insights gained, we build scalable, high-performance products using cutting-edge technology that give our customers an amazing shopping experience – like our award-winning Smartshop app. In an inclusive, agile environment, you’ll have the space to be curious, to experiment, and to solve real-world challenges. And you’ll get to see your creations in the hands of millions of people across the UK.As a Senior Java Engineer, you’ll be part of one of our Engineering teams, creating great products by interpreting and followingbest practice architectural and engineering principles, operatingframeworks,and new and improved tech applications and solutions. Using Java (17+) with tools and frameworks like Spring Boot and Maven, you’ll own the design and development of large-scale, high-performance services, includingwebsites, apps, microservices and event driven architecture.We’d also like you to be yourself – analytical, curious and unafraid to learn new skills or challenge the status quo.You’ll constantly strive to improve the way things are done in your team, contributing asa progressive member of theengineeringcommunity.More about the roleYou’ll own the design and development of large-scale high performance services using Java (17+) with tools and frameworks like Spring Boot and Maven.This includeswebsites, apps, microservices and event driven architectureYou’ll contribute to our product technical roadmapYou’ll work with cloud andcontainertechnologies such as Kubernetes on AWS, Azure, Google Cloud PlatformYou’ll lead the design and support of services and internal frameworks that enhance Sainsbury’s Group capabilitiesEngineering throughout the whole product lifecycle, including decommissioningYou’ll consider the cost and service support implications of your engineering choicesMore about youPossess strong programming languageexpertisein Java and SpringbootExpertise in engineering practice, including knowledge of engineering, architectural principles, unit testing, TDDProven experience ofsoftware designand implementation,security,cloud, infrastructure as codeandCI/CDand any relevant hardwareSelf-driveand constantly striving to improve your team, division and peersDrive for advocacy of agile/lean delivery methodologiesA passion for delivering solutions to customers, owning the whole SDLC and living theDevSecOpsprinciplesA passion for enhancing your knowledge andevidencecuriosity in emerging techDisplay empathy and understanding in supporting colleagues in the team to deliverColleague discount across our multi-brands – Sainsbury’s, Argos and HabitatPension planFlexible / Smarter working policySpecial offers on gym memberships, restaurants, holidays, retail vouchers and more

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