Java Engineer

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Java Engineer – Java Developer – PostGres – Kubernetes – Kafka – TDD – 6‑Month Contract – Hybrid (2 days on site, London) – Day Rate: Up to £700 (Inside IR35)

Join a high-performing engineering team working on large-scale, high-availability systems used by millions. This role offers the chance to build and enhance complex backend services in a modern, cloud-native environment.

What you'll be doing:

• Designing and developing performant, scalable backend systems using Java (up to Java 21)
• Working with PostGres
• Building microservices with Spring Boot and related frameworks
• Developing and maintaining RESTful APIs and event-driven systems
• Writing clean, testable code and following TDD principles with a strong focus on unit testing
• Working closely with DevOps, Product, and QA teams to deliver high-quality solutions
• Deploying and supporting services in AWS with tools such as Lambda, ECS, S3, and CloudFormation, along with Kubernetes for container orchestration

What we're looking for (Requirements):

• Strong commercial experience with Java and Spring Boot
• Proven experience designing and maintaining microservices
• Hands‑on experience working with PostGres
• Background working in cloud environments, ideally AWS
• Knowledge of Kubernetes and containerised systems
• Familiarity with CI/CD pipelines and automation tooling
• Strong understanding of software testing, TDD, and unit testing
• Comfortable working within Agile teams
• Clear communication skills and the ability to collaborate effectively in a hybrid setup

If you are an experienced Java Engineer keen to join a modern engineering environment and work on systems that operate at scale, please get in touch for more information.

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