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Senior Java Developer

Job description.

Senior Java Developer - Capital Markets | Hybrid (UK)
Join a high-impact engineering team working on advanced trading and data platforms for one of the most respected names in capital markets. Our client is building out their Java capability to support a range of new cloud-native initiatives - and they're looking for a Senior Java Developer to help shape and deliver the next wave of functionality.

This is a hybrid role with plenty of flexibility, working alongside top-tier engineers and stakeholders in an agile environment.

What you'll be doing

  • Designing and building enterprise-grade Java applications using Spring Boot

  • Delivering scalable, cloud-native solutions on AWS, focused on performance and resilience

  • Working with real-time messaging tools like Kafka or MQ to enable robust communication between services

  • Writing and tuning SQL queries for relational databases and helping shape underlying schema design

  • Collaborating with product, QA and DevOps teams to deliver features from concept to production

  • Maintaining clean, well-documented code that meets internal and industry standards

  • Troubleshooting complex issues across environments and contributing to long-term fixes and improvements

What we're looking for

  • Strong commercial Java development experience, ideally within financial services or capital markets

  • Deep knowledge of Spring Boot and object-oriented design

  • Proven track record working with AWS and cloud-native tools

  • Experience with Kafka, MQ, or other messaging technologies in distributed systems

  • Confident SQL skills and an understanding of RDMS optimisation

  • A natural problem solver who's comfortable working in fast-moving delivery environments

  • Strong communication and collaboration skills - someone who works well in a team

Bonus points for

  • Knowledge of CI/CD pipelines (Jenkins, GitLab CI)

  • Experience working with containerised microservices (Docker, Kubernetes)

  • Performance tuning of enterprise applications at scale

What's on offer

  • Work on genuinely interesting systems that are business-critical

  • Hybrid working model with flexibility built-in

  • Competitive salary + comprehensive benefits

  • A collaborative environment that values innovation and engineering excellence

  • Ongoing opportunities for progression and upskilling

For more information about this role reach out to Aaron Somers at Ocho via LinkedIn or apply here

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Posted
Job Details:
Belfast, County Antrim£65000 - £73000 per annum + bonus, pension, healthcare
Job reference:
AS191_1753778688