Top Java Developer Jobs in Belfast

Seeking a Software Engineer (Java) for developing complex, high-volume trade processing systems in the Fixed Income domain, ensuring quality and efficiency.

As a Senior Software Engineer, you will develop and maintain the equity derivatives reference data platform, ensuring data quality and governance while mentoring junior developers.

Senior Java engineer to re-architect backend financial data mapping into scalable, testable ETL pipelines. Build and maintain Java-based microservices and Apache Beam pipelines, optimise cloud infrastructure via IaC and CI/CD, work with large datasets, ensure accuracy and observability, collaborate across product, QA and operations, and mentor peers.

The role involves writing high-quality back-end code in Java or Kotlin, contributing to architectural decisions, and automating SDLC processes. You will lead a small team, apply AI in projects, and ensure clear communication across distributed teams.

As a Senior Software Engineer, you'll develop high-quality software solutions, mentor junior members, apply best practices in design and build, and contribute to technical decisions in a collaborative environment.

The role involves optimizing Elasticsearch for high performance in distributed systems, managing clustering coordination, and resolving complex issues.

The Senior Java Developer will develop and maintain applications for finance technology, ensure high-quality software production, support development processes, and collaborate with global teams to meet business needs.

Citi seeks a Senior Software Engineer (Java) to design and develop complex, high-performance systems for fixed income trade processing, utilizing Java and Spring technologies.

As a Senior Java Developer at Kainos, you will develop high-quality software solutions, mentor junior team members, and contribute to technical decisions in a collaborative environment.

The role involves developing software solutions for credit risk management, applying cloud principles, and enhancing business processes while ensuring compliance standards.

As a Senior Java Developer, you'll lead software development using Java and AWS, collaborating in an Agile team, adhering to best practices, and creating maintainable solutions.

The Senior Java Engineer will design complex systems, optimize performance, maintain code quality, and ensure application reliability. Responsibilities include translating requirements into applications and troubleshooting issues.

Develop and implement a proprietary streaming media product using Java and modern web technologies, collaborating with cross-functional teams and ensuring scalable solutions.

Design and develop scalable applications and services, translating business requirements into technical solutions while ensuring code quality and performance. Collaborate within an Agile team, participate in code reviews, and mentor junior developers.

As a Senior Software Engineer, you'll maintain critical data framework integrations, ensuring performance and reliability while collaborating with the community, affecting real-time analytics and observability systems.