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Top Java Developer Jobs in Belfast

5 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Entry level
Entry level
Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
As a Software Engineer I, you will design, develop, and maintain software applications while learning best practices under experienced engineers.
Top Skills: AWSGoJavaPython
5 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Entry level
Entry level
Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
As a Software Engineer I, you will design, develop, test, and maintain software applications, collaborating with a team and focusing on Java coding practices.
Top Skills: Java
Reposted 14 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Cloud • Information Technology • Legal Tech • Productivity • Software
Lead the architecture and development of the Security Policy Manager product, mentor engineers, and collaborate with product teams to deliver solutions.
Top Skills: DockerJavaKubernetesAzureMicrosoft Sql ServerSQL
17 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
14 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Mid level
Mid level
Healthtech • Information Technology • Software • Analytics • Consulting • Cybersecurity • App development
Develop software solutions for electricity markets, focusing on renewable energy integration. Responsible for design, development, and maintenance of Java applications.
Top Skills: HibernateJavaPostgresSpringSQL
Reposted 5 Hours 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
6 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Financial Services
Lead the development of the Prime Brokerage platform, drive CI/CD practices, manage project documentation, and mentor developers.
Top Skills: Ci/CdElastic StackGrafanaJavaKafkaKotlinKubernetesMongodbOpen ShiftOpentelemetryS3SolaceSQL ServerTibcoTrino
6 Days AgoSaved
In-Office
Belfast, Northern Ireland
Mid level
Mid level
Fintech • Financial Services
Contribute to the development of a strategic data application, manage application systems, and ensure compliance with business standards.
Top Skills: AngularJ2EeJavaOracleReact JsSpring Framework
Reposted 20 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Other
Develop and maintain enterprise-grade applications using Java and Spring. Drive software excellence, refactor legacy code, and collaborate with stakeholders.
Top Skills: ArgocdAWSDockerJavaJenkinsKubernetesMavenMongoDBOracleSpring
YesterdaySaved
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Security • Software • Generative AI
The Senior Software Engineer will enhance Elasticsearch's distributed systems, improve cluster performance, and tackle complex indexing and concurrency challenges.
Top Skills: ConcurrencyConsensus AlgorithmsData StructuresDistributed SystemsEvent-Driven Network FrameworksJavaNetty
Reposted YesterdaySaved
Belfast, Northern Ireland
Mid level
Mid level
Information Technology • Consulting
As a Java AWS Cloud Developer, you'll create cloud-native applications, optimize data models, and collaborate within Agile sprints to enhance reach and performance.
Top Skills: Api GatewayAurora MysqlAWSAws CdkAws LambdaAws SamCloudFormationDynamoDBGithub ActionsJavaS3SnsSqs
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Reposted 11 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Security • Cybersecurity
Seeking a Staff Software Engineer to design and maintain scalable systems, lead API development, and contribute to platform infrastructure for petabyte-scale workloads.
Top Skills: Apache KafkaAWSAzureCassandraJavaKubernetesPuppetTerraform
Reposted 13 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 5 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Payments • Financial Services
As a Senior Java Engineer at Zepz, you'll architect and expand payment solutions globally, build APIs, and optimize systems for remittance flows.
Top Skills: ArgocdAWSCircleCIGraphQLGrpcJavaJenkinsKotlinKubernetesNoSQLPostgresPythonSpring BootSpringcloudTerraform
Reposted 9 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
Reposted 9 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Consulting • Automation
As a Senior Backend Engineer, you will lead backend projects, collaborate with product teams, and mentor junior developers while ensuring high-quality code and documentation.
Top Skills: AWSGitlab Ci/CdGoHibernateJavaPostgresSpring BootSQLTypescript
Reposted 11 Days AgoSaved
Remote
Belfast, Northern Ireland
Expert/Leader
Expert/Leader
Artificial Intelligence • Information Technology • Software
The Senior Software Engineer will design and build AI coding tools, optimize codebases, and drive engineering best practices while shaping team culture.
Top Skills: JavaJetbrainsKotlinTypescriptVs Code
Reposted 12 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
14 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software • Automation
Seeking a Full Stack Software Engineer skilled in Java to design, develop, and maintain full-stack applications for automation platforms, collaborating with teams to deliver high-quality solutions.
Top Skills: AWSAzureBambooBitbucketCSSCypressDockerGCPGitGitlab CiGradleHibernateHTMLJavaJavaScriptJenkinsJestJIRAJpaJunitKubernetesMySQLPlaywrightPostgresReactSQLTypescript
Reposted 19 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 or Hybrid
Belfast, Northern Ireland
Mid level
Mid level
Other
Develop and maintain Java backend services, refactor legacy components, design APIs, and collaborate with teams to enhance internal tools.
Top Skills: Ci/Cd ToolsDockerGraphQLJavaKubernetesNoSQLRestful ApisSpringSQL
24 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software • Consulting
Join Modus Create as a Senior Back End Engineer to build scalable software with Java, Go, and AWS while collaborating across teams.
Top Skills: Amazon SqsAWSAws CognitoAws DynamodbAws LambdaAws RdsDockerGoHibernateJavaKafkaMySQLOpenapiPostgresRabbitMQRestful ApisSpring BootSwagger
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