Backend Software Engineer

Software Engineer - Active SC, Java, Microservices

Up to £550 per day (Inside IR35)

London / Remote

6 months

My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-scale, business-critical microservices programme.

Key Requirements:

• Proven experience working as a Java Software Engineer on large microservice architectures
• Active Security Clearance (SC)
• Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot):
• Postgres (or other relational SQL databases) with solid understanding of schema design and SQL
• Docker: Confident containerising and deploying applications
• Test-Driven Development (JUnit & Mockito or similar testing frameworks)
• CI/CD: Hands-on experience with Jenkins or similar automated pipeline tooling
• Flexibility working in agile teams and collaborating closely with engineers, product, and design colleagues

Nice to have:

• API Specification using Swagger / OpenAPI
• Gradle build systems
• Liquibase (or similar) for database versioning/migrations
• Kafka or similar event-streaming platforms
• React and Typescript

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