Senior Backend Engineer: Java & Spring Boot REST APIs

Oliver James; Dublin; On-site; EUR 90,000 - 120,000; Full time

Job summary

Oliver James in Dublin is seeking an experienced Senior Backend Engineer to join our engineering team, focusing on building robust Java/Spring Boot backends and REST APIs for core products. You will design, implement and evolve scalable services, contribute to architecture, ensure security and performance, and collaborate with product managers, frontend engineers, and DevOps.

This hands-on role emphasizes best practices, automated testing, code reviews and mentoring junior engineers; take

Qualifications

• Experience with Java and Spring Boot
• Strong knowledge of REST API design and development
• Production-grade backend services experience
• Solid understanding of OO design and software engineering principles
• Experience with relational databases and SQL
• Automated testing and CI/CD experience

Responsibilities

• Design, develop and maintain scalable backend services using Java and Spring Boot
• Build and maintain high-quality RESTful APIs
• Develop clean, testable and maintainable production code
• Contribute to technical architecture and system design decisions
• Work with databases, data modelling and persistence technologies
• Design systems with scalability, reliability, performance and security in mind
• Mentor and support more junior engineers
• Take ownership of projects from design through to production

Skills

Java

Spring Boot

REST APIs

OO design

Relational databases

Automated testing

CI/CD

Job description

Oliver James in Dublin is seeking an experienced Senior Backend Engineer to join our engineering team, focusing on building robust Java/Spring Boot backends and REST APIs for core products. You will design, implement and evolve scalable services, contribute to architecture, ensure security and performance, and collaborate with product managers, frontend engineers, and DevOps.

This hands-on role emphasizes best practices, automated testing, code reviews and mentoring junior engineers; take