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From the employer's careers site First seen 25 Oct 2026

Java Engineer

Sainsbury's London, Greater London senior full-time

The employer hasn't listed a salary.

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Description

We are seeking a Java Engineer to join one of our Engineering teams to create exceptional products aligned to best-practice architectural and engineering principles.

As a Java Engineer, you will design and develop large-scale, high-performance services using Java (17+), Spring Boot, Maven, and related tools.

Responsibilities:

  • Design and develop large-scale, high-performance services using Java (17+), Spring Boot, Maven, and related tools.
  • Build and enhance websites, apps, microservices, and event-driven architectures.
  • Contribute to the product technical roadmap.
  • Work with cloud and container technologies, including Kubernetes on AWS, Azure, or Google Cloud Platform.
  • Lead the design and support of internal frameworks that enhance wider engineering capabilities.
  • Engineer across the full product lifecycle, including decommissioning.
  • Consider cost, scalability, and support implications in all engineering decisions.

Essential Criteria:

  • Strong expertise in Java and Spring Boot.
  • Solid understanding of engineering and architectural principles, including unit testing and TDD.
  • Proven experience in software design and implementation across security, cloud, infrastructure as code, and CI/CD.
  • Hands-on experience with Kafka, including event streaming, messaging, and distributed system architectures.
  • Knowledge of cloud platforms (AWS, Azure, or GCP) and containerisation (Kubernetes).
  • Strong self-drive and commitment to improving processes, teams, and engineering communities.
  • Advocacy for Agile and Lean delivery methodologies.
  • Passion for delivering customer-focused solutions and owning the full SDLC following DevSecOps principles.
  • Curiosity and a genuine interest in emerging technologies.
  • Empathy, teamwork, and the ability to support others in delivering high-quality outcomes.

Benefits:

  • Generous colleague discount across Sainsbury's, Argos, and Habitat.
  • Competitive holiday allowance.
  • Bonus scheme.
  • Pension plan.
  • Flexible / smarter working policy.
  • Access to special offers on gyms, restaurants, holidays, retail vouchers and more.

Skills

Required

Ready to apply?

You apply with the employer directly. Their original posting is here: https://hdhe.fa.em3.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX/job/400023718

Apply on Sainsbury's