Global technology & software product company operating in the observability and monitoring space, is looking for a Senior Java Software Engineer to join their Platform Team in London . You'll help build the distributed services that sit at the core of their product, ingesting and transforming data at scale so it can power a range of analytics and monitoring tools used by customers around the world.

Location: London (Old Street / Shoreditch). Salary: £90K - £110K basic , plus an extensive benefits package. Working arrangement: hybrid, ideally 2 days per week in the office, with flexibility considered.

What you’ll be doing

  • Design and build distributed services from the ground up, working with core Java rather than solely relying on heavy framework usage.
  • Develop event-driven systems using Kafka and event-streaming frameworks at scale
  • Orchestrate deployments on Kubernetes , defining services, deployments and stateful sets
  • Tackle hard problems around data consistency and availability, and shape how the platform evolves
  • Mentor other engineers while continuing to learn from senior peers across a global team

What you need to bring

  • At least 7 years' experience as a backend Java developer, building complex distributed systems
  • A deep understanding of core Java, data structures and concurrency, not just framework knowledge
  • Hands-on experience with Kafka and event-streaming frameworks such as Flink, Kafka Streams or Spark
  • Practical Kubernetes experience, including troubleshooting production issues
  • Experience tuning JVM performance - garbage collection, CPU hotspots and heap dump analysis

Why you’ll love this job

  • Genuine ownership - you’ll take on your own piece of the product within 90 days, backed by a supportive team
  • A strong learning culture, with a structured onboarding plan and an ambitious L&D policy behind you
  • An extensive benefits package covering health, dental, pension, life assurance and more

If you’re a backend-focused Java engineer who enjoys solving hard distributed systems problems and wants to work on technology used at global scale , we’d love to hear from you. Apply today to find out more about this opportunity.


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