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Java Developer

Job description.

Java Software Engineer - Belfast Hybrid role.

* Salary: £75,000 - £85,000 + comprehensive package

About the Company:

Our client is a global technology firm powering infrastructure for some of the most demanding environments in financial services. Their platform delivers high-performance connectivity and trading technology solutions, built for scale, speed, and security. With operations spanning multiple global data centers, they're committed to excellence in performance engineering and system reliability.

The Role:

We're hiring a Java Software Engineer to join a high-performing engineering team in Belfast. You'll be working on a core infrastructure-as-a-service platform, with real-time, low-latency demands and a focus on smart architecture. This role is ideal for a developer who thrives in a fast-paced, collaborative environment and wants ownership of end-to-end delivery.

Key Responsibilities:

* Design, develop, and support robust, performant microservices
* Collaborate with global teams to deliver new features and integrations
* Own service components from concept to deployment
* Improve existing systems with a focus on scalability and maintainability
* Contribute to architecture decisions and technical roadmaps

Essential Criteria:

* 3+ years' commercial Java experience (Java 8+)
* Experience with Spring or Micronaut (or similar frameworks)
* Familiarity with relational and NoSQL databases (Postgres, MongoDB, etc.)
* Comfortable with Docker, build tools (Gradle/Maven), and unit testing (JUnit, Spock)
* Strong problem-solving ability and clean coding practices

Desirable Skills:

* Reactive programming (RxJava, Project Reactor)
* Experience with Kafka or RabbitMQ
* Familiarity with scripting (Groovy, Ruby, Python)
* Experience with REST, WebSockets, and networking protocols (TCP, UDP, HTTP)
* CI/CD pipeline tools like Jenkins, TeamCity
* Exposure to Grails, JavaScript, Bootstrap or jQuery

Why Join

* Join a team that solves some of the toughest technical challenges in low-latency infrastructure
* Competitive salary and benefits
* Global engineering exposure with a flat and high-trust culture
* Hybrid working options and continuous learning environment

How to Apply:

If you believe you meet the criteria for this role and are excited about the opportunity to join a high-performing team, please apply via this link. Alternatively, you can reach out to Phil Gamble directly for an informal chat via LinkedIn or WhatsApp.

About Phil Gamble:

Phil Gamble has over 20 years of experience in the Tech recruitment industry, successfully delivering on challenging IT recruitment campaigns in global IT software companies in the US, UK, and Ireland. He takes a personalized approach to understanding candidates and has garnered praise for his professionalism and dedication to their career goals.

Recent LinkedIn Testimonials:

"Phil is a professional who does not treat his candidates as resources..."
"Phil was by far the best recruiter I have ever dealt with..."
"Phil takes the time to understand what it is I'm looking for..."

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Posted
Job Details:
Belfast, County Antrim£75000 - £85000 per annum
Job reference:
pg-101_1748416179
PHIL GAMBLE

PHIL GAMBLE

Director and Principal Technology Recruiter at Ocho

Clocking in over 18 years in technology recruitment, Phil’s the man who has delivered some of the most challenging IT recruitment campaigns for software companies across the globe.

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