Hybrid: Senior Java Backend Engineer — Microservices & Kafka

GlobalLogic Inc.; Glasgow; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

GlobalLogic is seeking a Backend Engineer for a hybrid role based in Glasgow or London. You will design, build, and scale backend microservices using Java 17+ and Spring Boot 3, and shape robust REST APIs and event-driven systems with Kafka.

You will work across the full backend stack, contribute to integration tests, and collaborate with cross-functional teams to deliver high-quality, maintainable code. Hybrid setup supports flexible working across the UK.

Qualifications

• Strong hands-on experience with Java 17+ and Spring Boot 3.
• Experience building and maintaining microservices architectures.
• Practical experience with Kafka (producers, consumers, event-driven patterns).
• Strong understanding of REST API design best practices.
• Proficiency with Gradle for build management.
• Familiarity with MapStruct and Feign.
• Working knowledge of domain-driven design (DDD) patterns.
• An integration-testing mindset - comfortable testing services in realistic, end-to-end scenarios, not just isolated units.

Responsibilities

• Design, build, and maintain backend microservices using Java 17+ and Spring Boot 3.
• Design and implement clean, well-documented REST APIs.
• Build event-driven services using Kafka for asynchronous communication.
• Apply domain-driven design principles to structure services around business capabilities.
• Use MapStruct for clean object mapping and Feign for service-to-service communication.
• Manage builds and dependencies using Gradle.
• Write meaningful integration tests (not just unit tests) to ensure real-world reliability.
• Collaborate with cross-functional teams to deliver high-quality, maintainable code.

Skills

Java 17+

Spring Boot 3

Microservices

Kafka

REST APIs

Gradle

MapStruct

Feign

DDD

Integration tests

Tools

Docker

Kubernetes

Job description

GlobalLogic is seeking a Backend Engineer for a hybrid role based in Glasgow or London. You will design, build, and scale backend microservices using Java 17+ and Spring Boot 3, and shape robust REST APIs and event-driven systems with Kafka.

You will work across the full backend stack, contribute to integration tests, and collaborate with cross-functional teams to deliver high-quality, maintainable code. Hybrid setup supports flexible working across the UK.