Senior Java Backend Engineer: Microservices & Kafka Hybrid

GlobalLogic; Glasgow; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

GlobalLogic in United Kingdom is seeking an experienced Backend Engineer to design and build robust, scalable microservices using Java 17+ and Spring Boot 3. You will work across the full backend stack — from API design through to production‑grade integration testing — using modern Java and Spring technologies.

You will design REST APIs, implement event-driven solutions with Kafka, and collaborate with cross-functional teams.

Qualifications

• Strong hands-on experience with Java 17+ and Spring Boot 3.
• Proven 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

REST API design

Domain-driven design (DDD)

Integration testing mindset

Tools

Gradle

Kafka

MapStruct

Feign

Job description

GlobalLogic in United Kingdom is seeking an experienced Backend Engineer to design and build robust, scalable microservices using Java 17+ and Spring Boot 3. You will work across the full backend stack — from API design through to production‑grade integration testing — using modern Java and Spring technologies.

You will design REST APIs, implement event-driven solutions with Kafka, and collaborate with cross-functional teams.