Java Developer

Role : Java Developer with React experience

Location: Edinburgh

Job Type: Contract

Work Mode : Hybrid

🔹 Job Description:

About the Role:

We are seeking a highly skilled Java Developer with strong expertise in Java 21, Spring Boot, Microservices, and React. The ideal candidate will be responsible for building scalable, high-performance applications that seamlessly integrate back-end microservices with modern front-end user interfaces.

Key Responsibilities:

• Design, develop, and maintain applications using Java 21 and Spring Boot.
• Build and deploy RESTful APIs and Microservices with scalability, security, and performance in mind.
• Collaborate with front-end teams to integrate React-based UIs with back-end services.
• Implement CI/CD pipelines, unit testing, and integration testing for robust software delivery.
• Ensure system reliability, availability, and resilience following cloud-native best practices.
• Write clean, efficient, and maintainable code while adhering to coding standards.
• Troubleshoot, debug, and optimize applications for performance improvements.
• Participate in Agile ceremonies (sprint planning, daily stand-ups, retrospectives).
• Mentor junior developers and contribute to architectural discussions.

Required Skills & Experience:

• Strong hands-on experience with Java 21 (records, pattern matching, virtual threads, and modern language features).
• Proven expertise in Spring Boot for enterprise-grade applications.
• Solid experience in Microservices architecture (API design, service discovery, resilience patterns).
• Frontend development skills with React.js (hooks, state management, component lifecycle).
• Proficiency in REST APIs, JSON, and web security standards (OAuth2, JWT, HTTPS).
• Experience with Databases (SQL & NoSQL – e.g., PostgreSQL, MongoDB).
• Familiarity with Messaging/Streaming platforms (Kafka, RabbitMQ).
• Experience in CI/CD tools (Jenkins, GitHub Actions, GitLab CI, Azure DevOps).
• Cloud experience (AWS, Azure, or GCP) is highly desirable.
• Strong knowledge of Agile/Scrum methodologies.

Preferred Skills:

• Docker & Kubernetes for containerization and orchestration.
• Knowledge of event-driven architecture.
• Experience with Testing frameworks (JUnit, Mockito, Cypress, Jest for React).
• Exposure to observability tools (Prometheus, Grafana, Splunk, ELK).

Qualifications:

• Bachelor’s/Master’s degree in Computer Science, Engineering, or related field.
• 5+ years of professional experience in Java and Spring Boot.
• 2+ years of hands-on experience with React.js.