Senior Java Backend Engineer: Consulting, Kafka & AWS/K8s

Explore Group; Greater London; On-site; GBP 112,000 - 147,000; Full time

Job summary

Explore Group is seeking a Software Engineer (Java) to join our engineering-led consultancy. You will design, build, and evolve high-throughput backend services and APIs, with a focus on reliability, observability, and scalable design.

You will work in an environment that emphasizes sound CS fundamentals, pragmatic delivery, and strong client collaboration, tackling real-world challenges and delivering tangible outcomes for complex systems.

Qualifications

• Extensive commercial Java backend development experience.
• Experience with Spring Boot and Kafka.
• Comfort with cloud and container ecosystems (AWS/GCP, Kubernetes).

Responsibilities

• Design, build, and evolve high-throughput backend services and APIs.
• Operate event-driven/streaming systems with observability and testing.
• Tackle reliability, testing gaps, and performance bottlenecks.
• Make technical trade-offs and advise client teams.
• Communicate solutions clearly to technical and non-technical stakeholders.

Skills

Java

Spring Boot

Event-driven

Distributed Systems

SDLC

TDD

Consulting

Tools

Kafka

AWS

GCP

Kubernetes

Docker

Job description

Explore Group is seeking a Software Engineer (Java) to join our engineering-led consultancy. You will design, build, and evolve high-throughput backend services and APIs, with a focus on reliability, observability, and scalable design.

You will work in an environment that emphasizes sound CS fundamentals, pragmatic delivery, and strong client collaboration, tackling real-world challenges and delivering tangible outcomes for complex systems.