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Top Backend Jobs in Belfast

Reposted 3 Days AgoSaved
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
6 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Entry level
Entry level
AdTech • Big Data • Digital Media • Software
As a Backend Engineer, you will work with experienced engineers to design and maintain backend services and APIs, write code, collaborate with teams, and troubleshoot issues while contributing to agile practices.
Top Skills: AWSDockerJavaJavaScriptLinuxMySQLPostgresPythonReactSpring BootTypescript
Reposted 7 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Professional Services • Software • Energy
As a Senior Backend Software Engineer, you will design and build services, collaborate with product and design teams, mentor engineers, and improve engineering culture while delivering scalable solutions.
Top Skills: C#DockerGoGoogle Cloud PlatformJavaKafkaKotlinKubernetesMaterial-UiMongoDBNext.JsNode.jsPostgresPythonReactScalaSpring BootTemporalTypescript
Reposted 18 Hours AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Backend Engineer at GitLab, you'll develop internal tools and frameworks, improve development workflows, and collaborate with cross-functional teams to enhance productivity.
Top Skills: CircleCIDockerGitlab CiGoGrafanaJenkinsNoSQLPrometheusRuby On RailsSeleniumSQL
3 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Backend Engineer, you'll enhance deployment tools for GitLab, ensuring secure and scalable operations while collaborating with cross-functional teams.
Top Skills: GoGrafanaHelmKubernetesPostgresPrometheusRubyTerraform
3 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you will develop and maintain deployment infrastructure for GitLab's self-managed customers, ensuring secure and scalable operations across various environments.
Top Skills: GoGrafanaHelmKubernetesPostgresPrometheusRubyTerraform
Reposted 3 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
Contribute to fullstack features using JavaScript, Ruby, and Python, collaborating with teams for development, bug fixes, and performance enhancement.
Top Skills: AWSGCPGraphQLJavaScriptPostgresPythonRestRubyRuby On RailsVue
Reposted 9 Days AgoSaved
Easy Apply
In-Office or Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As an Intermediate Full Stack Engineer, you will develop and maintain analytics instrumentation tools, collaborating across teams to enhance product insights and support data-driven decisions.
Top Skills: AirflowAtlanAWSAzureClickhouseDbtGCPJavaScriptMixpanelPosthogPulumiRuby on RailsReactRubySegmentSnowflakeTerraformVue
Reposted 11 Days AgoSaved
Easy Apply
In-Office or Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
Develop and improve tools for GitLab's knowledge management, collaborate with teams, and ensure code quality through best practices. Participate in feature iterations and user interface implementations.
Top Skills: ActiverecordElasticsearchGitGraphQLHamlJestRedisRestful ApisRspecRuby On RailsTypescriptVue
Reposted 14 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Staff Backend Engineer, you'll build Python web services, lead technical projects, and mentor engineers while driving AI integration and system performance optimization.
Top Skills: AIFastapiGrpcMlPythonStarlette
19 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
The Senior Backend Engineer will develop scalable product features, lead technical initiatives, mentor engineers, and guide technical strategies related to GitLab Geo.
Top Skills: PostgresRuby On Rails
19 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Backend Engineer, you will focus on re-architecting GitLab Runner for ultra-scale CI/CD operations, building a scalable foundation for CI functions execution, and solving medium complexity technical problems, while collaborating with cross-functional teams to enhance product quality and performance.
Top Skills: DockerGoKubernetes
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YesterdaySaved
In-Office
Belfast, Northern Ireland
Entry level
Entry level
Artificial Intelligence • Real Estate • Software
Develop backend services, create frontend interfaces, implement automation workflows, and integrate external platforms for Base360.ai's automation engine.
Top Skills: AWSFastapiNode.jsPythonReactTypescript
YesterdaySaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Real Estate • Software
Design and build backend services, APIs, and frontend interfaces for Base360.ai's automation platform. Lead initiatives in building scalable systems and integrating with third-party services.
Top Skills: AWSFastapiNode.jsPythonReactTypescript
21 Days AgoSaved
Easy Apply
In-Office or Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As an Intermediate Backend Engineer, you'll develop features, optimize performance, collaborate with teams, and improve the GitLab Agile Planning platform.
Top Skills: GraphQLPostgresRest ApiRuby On Rails
Reposted 22 Days AgoSaved
Easy Apply
In-Office or Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Security • Software • Cybersecurity • Automation
As a Staff Backend Engineer, you will enhance GitLab's Developer Experience by optimizing tooling, CI/CD pipelines, and testing frameworks, while collaborating with teams to identify pain points and drive improvements.
Top Skills: GoRuby
Reposted 22 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you will design and develop security platform capabilities, architect greenfield projects, and create robust APIs, contributing to the infrastructure of enterprise security solutions.
Top Skills: ElasticsearchGitGitlab Ci/CdGraphQLNoSQLPostgresRest ApiRuby On Rails
2 Hours AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Fintech • HR Tech • Payments • Financial Services
As a Backend Engineer, you will build server-side components for financial infrastructure, develop APIs, and collaborate in cross-functional teams to enhance fintech capabilities.
Top Skills: Aws LambdaEthereumHardhatNode.jsPostgresSoliditySQLTruffleTypescript
Reposted 9 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software • Energy • Renewable Energy
The Senior Backend Software Engineer will design backend microservices, develop REST APIs, manage CI/CD pipelines, mentor junior engineers, and collaborate in Agile teams to enhance energy monitoring solutions.
Top Skills: AWSAws AuroraDockerFast ApiGitlab CiKubernetesMySQLPostgresPythonRabbitMQUbuntu Linux
Reposted 9 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Payments • Financial Services
The Senior Backend Engineer will build event-driven microservices to enhance financial inclusion across Africa, working remotely in a diverse team environment. Responsibilities include full ownership of solutions, collaboration, testing, and DevOps practices.
Top Skills: .NetAzureC#Event-Driven ArchitectureKubernetesMicroservices
Reposted 9 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Payments • Financial Services
The Senior Backend Engineer will build event-driven microservices for a FinTech platform, collaborating effectively in a remote team to enhance financial inclusion across Africa.
Top Skills: .NetAzureC#DevOpsEvent-Driven ArchitectureKubernetesMicroservices
Reposted 6 Hours AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software
Design and build spatial data models, provide APIs for data interaction, and maintain cloud infrastructure while ensuring high-quality software engineering standards.
Top Skills: AWSGoPostgresProtocol Buffers
Reposted 5 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency
The Senior Back End Engineer will lead the development of a Sportsbook platform, design software solutions, improve system performance, and manage the development lifecycle.
Top Skills: AWSCi/CdJavaKotlinSpring
Reposted 18 Hours AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
The Senior Software Engineer II will develop impactful production code, design new features, and enhance user experiences while collaborating with cross-functional teams.
Top Skills: AWSDropwizardJavaKafkaKubernetesMySQL
Reposted 18 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
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