Intermediate Java Developer - Belfast

Salary: £55,000 - 55,000 per year

Requirements

• 3 years experience in backend engineering, ideally within a Fintech or high-availability environment
• Experience in Java / Spring Boot development, including design patterns, OO design, and refactoring
• Strong understanding of REST API design
• Experience building fault-tolerant, multi-threaded systems and working with load balancing concepts
• Familiarity with CI/CD, automation, and Behavioural Driven Development (BDD)
• Excellent communication, analytical, and problem-solving skills

Responsibilities

• Design, develop, and maintain backend systems focused on performance, scalability, and security
• Understand client and partner needs, translating them into high-quality, innovative software solutions
• Contribute to all stages of the SDLC - from requirements analysis to release and post-deployment verification
• Collaborate across engineering teams to ensure deliverables are technically accurate, testable, and on time
• Support deployments to internal test environments and production data centres

Technologies

• API
• Backend
• CI/CD
• Support
• Java
• Load Balancing
• REST
• Security
• Spring
• Spring Boot
• Cloud
• Kotlin
• microservices

More

We are Ocho, partnering with a fast-growing, product-led fintech to build a new Development Centre delivering an innovative Greenfield payments platform. As part of our team, youll enjoy a salary of up to £55k plus an annual bonus, work from home opportunities (NI only), and an industry-leading benefits package. Our modern engineering environment empowers you to focus on solving complex problems with autonomy and cutting-edge technology.

last updated 16 week of 2026