Java Engineer

In this role you will design and develop large-scale, high-performance services in Java, contributing to Sainsbury’s data-driven digital platforms. You’ll work within an Agile engineering community to deliver scalable solutions across websites, apps, and microservices, including event-driven architectures. You’ll collaborate with cloud and container technologies to support secure, cost-aware software delivery throughout the product lifecycle. This is a hands-on role with real impact, shaping customer experiences for millions of users.

• Colleague discount across multi-brands
• Holiday allowance
• Bonus scheme
• Pension plan
• Flexible / Smarter working policy
• Special offers on gym memberships, restaurants, holidays, retail vouchers

• Own design and development of large-scale, high-performance services using Java 17+ with Spring Boot and Maven
• Contribute to the product technical roadmap
• Work with cloud and container technologies (Kubernetes on AWS, Azure, Google Cloud)
• Lead design and support of services and internal frameworks that enhance Group capabilities
• Engineer across the full product lifecycle, including decommissioning
• Consider cost and service implications of engineering choices

• Strong programming expertise in Java and Spring Boot
• Experience with engineering practices including unit testing and TDD
• Software design and implementation experience, including security, cloud, IaC, and CI/CD
• Ownership mindset across the SDLC and DevSecOps principles
• Passion for delivering customer-focused solutions and continuous improvement
• Evidence of learning new skills and challenging status quo

• Analytical and curious mindset
• Self-drive and continuous improvement
• Empathy and collaborative teamwork
• Java 17+
• Spring Boot
• Maven