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Top Java Developer Jobs in Belfast

Reposted YesterdaySaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
AdTech • Big Data • Digital Media • Software
The senior backend engineer designs and builds data ingestion pipelines, APIs, and low-latency microservices, collaborating cross-functionally.
Top Skills: AlbDockerDocumentdbEcsFargateGoHaproxyJavaKafkaMariadbMemcachePostgresRdsRedisScylladbTerraform
7 Days AgoSaved
In-Office
Belfast, Northern Ireland
Mid level
Mid level
Information Technology
As a Java Developer, you'll develop solutions for Workday customers, collaborate on AI projects, and work in an agile team environment.
Top Skills: AngularAWSAzureDropwizardHibernateJavaNoSQLSpringSQLTypescript
7 Days AgoSaved
Remote
Belfast, Northern Ireland
Junior
Junior
Big Data • Software
Develop open-source benchmarking tools, enhance Java-based framework, and produce credible results that showcase Aerospike's performance. Collaborate with cross-functional teams.
Top Skills: AWSGCPJavaLinux
Reposted 15 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Financial Services
Design and deliver software solutions within an agile team, focusing on Java applications, system design, and continuous improvement of technology products.
Top Skills: AWSCloud TechnologiesJavaJunitKubernetesMockitoReactSpring BootSpring Test Framework
Reposted 5 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
You will develop software using Java on AWS, contribute to microservices development, and produce quality documentation, collaborating in a Scrum team.
Top Skills: AWSJavaOraclePostgresSpringSpring BootSQL
39 Minutes AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
The Senior Full Stack Engineer will develop innovative applications, manage the entire development cycle, and use XP with remote pairing.
Top Skills: BddCloud FoundryFunctional ProgrammingJasmineJavaJava StreamsJenkinsJunitKotlinKubernetesMockitoProtractorReactSeleniumSpringSpring BootTdd
Reposted 11 Hours AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting • Automation
As a Senior Product Engineer at Secfix, you will design, build, and maintain backend systems, collaborating with product teams and mentoring junior engineers, while leveraging AI tools for development.
Top Skills: Ai ToolsAWSGitlab Ci/CdGoHibernateJavaPostgresSpring BootSQLTypescript
Reposted 11 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
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.
Top Skills: AWSJavaOraclePostgresSpringSpring BootSQL
Reposted 3 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Sports
Design and optimize scalable batch and real-time data pipelines using Apache Flink. Collaborate on production deployment and mentor junior engineers.
Top Skills: Apache FlinkApache KafkaAWSDockerGCPGrafanaJavaKubernetesPostgresPrometheusPythonSQLTerraform
4 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
Looking for a Senior Backend Engineer to build and maintain data processing flows for the MHHS platform using Kotlin and Java, ensuring scalability and reliability.
Top Skills: AWSCi/CdDockerGCPGitHibernateJavaKafkaKotlinPostgresQuarkusSpring BootSQL
Reposted 5 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Software • Cryptocurrency
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.
Top Skills: JavaKafkaMongoDBMySQLPrometheusRedisSpring Boot
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Reposted 6 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
As a Senior Full Stack Engineer at Dotmatics, you will develop and maintain software solutions focusing on quality, scalability, and security, while collaborating with teams to implement best practices and solve customer issues.
Top Skills: AWSCi/CdDockerJavaJavaScriptJenkinsKubernetesOracleReactSpring Boot
Reposted 10 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Hardware • Information Technology • Other • Software • Analytics
The Software Engineer develops platform services for transportation, focusing on architecture, design, and maintaining high-quality code while collaborating with global teams.
Top Skills: Ci/CdGradleJavaMavenSpringSpring Boot
Reposted 11 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Security • Software • Generative AI
The role focuses on enhancing Elasticsearch's distributed systems, ensuring high performance and resilience while managing complex data indexing and coordination across nodes.
Top Skills: ElasticsearchJavaLuceneNetty
Reposted 13 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
Develop and implement a proprietary streaming media product using Java and modern web technologies, collaborating with cross-functional teams and ensuring scalable solutions.
Top Skills: AWSAzureCouchbaseJavaNext.JsNode.jsPlaywrightReactSQL Server
Reposted 14 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
The Java Full Stack Developer will create full-stack solutions using technologies like Java, React, and SQL while mentoring others, delivering scalable solutions, and implementing automation and AI in development processes.
Top Skills: AWSAzureCouchbaseJavaJIRANext.JsNode.jsNoSQLPlaywrightReactSQL Server
Reposted 24 Days AgoSaved
In-Office
Belfast, Northern Ireland
Mid level
Mid level
Information Technology • Consulting
Develop high-quality software solutions using Java and associated frameworks. Participate in Agile Scrum process, apply TDD, and collaborate with stakeholders.
Top Skills: AnsibleApache KafkaAWSAzureDockerHibernateJavaJenkinsJunitKubernetesOpenshiftPackerSpringSpring BootSQL
Reposted 15 Days AgoSaved
Belfast, Northern Ireland
Mid level
Mid level
Payments • Financial Services
As a Software Backend Engineer at Zepz, you'll design and build scalable systems, enhance APIs, optimize performance, and lead technical initiatives.
Top Skills: ArgocdAWSCircleCIGraphQLGrpcJavaJenkinsKotlinKubernetesNoSQLPostgresSpring BootSpringcloudTerraform
21 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Agency • Information Technology • Marketing Tech
Develop and maintain scalable microservices and RESTful APIs using Java and Spring Boot on AWS infrastructure. Collaborate with the team to deliver high-quality services.
Top Skills: AWSCi/CdDockerJavaPostgresSpring Boot
Reposted 21 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
The Full Stack Java Developer will design and implement a proprietary media product, collaborating across teams to develop scalable cloud-native applications with technologies like Java, Node.js, and React.
Top Skills: AWSAzureCouchbaseJavaJIRANext.JsNode.jsNoSQLPlaywrightReactSQL Server
Reposted 21 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting
The Full Stack Java Developer will design and develop scalable cloud-native applications for streaming media, collaborating with cross-functional teams.
Top Skills: CouchbaseJavaJIRANext.JsNode.jsNoSQLPlaywrightReactSQL Server
22 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software • Automation
Develop and maintain scalable full-stack applications using Java, focusing on back-end services, APIs, front-end interfaces, and collaboration throughout the software lifecycle.
Top Skills: AWSAzureBambooBitbucketCSSCypressDockerGCPGitGitlab CiGradleHibernateHTMLJavaJavaScriptJenkinsJestJIRAJpaJunitKubernetesMobxMySQLPlaywrightPostgresReactRestful ApiSQLTypescript
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