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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Engineer - **Company:** Arrows - **Location:** Greater London, UK - **Contract:** Temporary contract - **Skills:** Testing (Software), Java (Programming Language), Agile Methodology, Artificial Intelligence, Amazon Web Services, Amazon S3, Unit Testing, DevOps, PostgreSQL, Cloud Platform System, Test-Driven Development (TDD), Spring-boot, Backend, Cloudformation, Event Driven Architecture, Kubernetes, Apache Kafka, Restful APIs, Microservices - **Published:** August 26, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815093324-java-engineer ## About the Role * 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. ## Description Get AI-powered advice on this job and more exclusive features. 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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