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Top Software Engineer Jobs in Belfast

14 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Edtech
Design, build, and implement backend services in microservice architecture. Write scalable, maintainable code while collaborating with teams to enhance service performance and resolve product issues.
Top Skills: ContainersMicroservice ArchitectureNetworkingRustSQL
Reposted 14 Days Ago
Belfast, Northern Ireland
Mid level
Mid level
Industrial
As a Software Engineer at ZEISS, you will develop and maintain software for electron microscopes, focusing on C++ and collaborating within an Agile team on multi-layer architecture and image processing solutions.
Top Skills: .NetAgileC#C++DevOpsGitVisual Studio 2022
14 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Marketing Tech
The Senior Fullstack Software Engineer will develop scalable products and maintain infrastructure in AWS, working collaboratively in Agile teams and handling production issues.
Top Skills: AWSCi/CdCloudFormationDockerJavaScriptNode.jsPHPReactTerraformTypescript
Reposted 14 Days Ago
Belfast, Northern Ireland
Junior
Junior
Software
As a Software Engineer, you will develop and test code, maintain SaaS and legacy products, participate in SDLC phases, and support project teams.
Top Skills: .Net CoreAntArgocdAsp.NetB.NetBashBitbucketBootstrapCC#C++DockerGitlabJavaJavaScriptJenkinsKubernetesLinuxMavenMs-SqlOraclePl/SqlPostgresPowershellRestful ServicesSoap ServicesSQL
Reposted 14 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Machine Learning • Software
The Staff Python Software Engineer will develop and maintain Python APIs for model-building metadata, optimize performance, and guide a team in architectural innovations.
Top Skills: Google Cloud PlatformGrpcAzureProtobufsPythonSwagger
Reposted 14 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Database • Analytics
As a Core Software Engineer, you will optimize the performance of ClickHouse database, analyze queries, extend performance tests, and collaborate with support teams and the open-source community.
Top Skills: C++Database InternalsPerformance EngineeringSQLUnix Systems
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Internship
Internship
Big Data • Cloud • Software • Database
MongoDB is hosting a virtual Women in Computer Science Summit for students to learn about software engineering and interview for a Summer 2026 internship.
Top Skills: C++GoJavaJavaScriptNode.jsPython
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Junior
Junior
Software
As a Frontend Software Engineer, you will design and develop user interfaces, work with co-founders, enhance product usability, and collaborate with cross-functional teams to deliver features and improve user experience.
Top Skills: ElasticsearchPostgresReactRedisRuby On Rails
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Entry level
Entry level
Cloud • Software
As a Python Software Engineer, you will develop solutions, collaborate on designs, deploy services, and mentor other engineers, focusing on SAAS user management automation.
Top Skills: AirbytePythonRangerTemporalTrino
Reposted 20 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Fintech • Information Technology • Machine Learning • Software
As a Senior Software Engineer at Xero, you'll develop scalable software solutions, lead best practices, test software, resolve issues, and support infrastructure in a production environment while mentoring other team members.
Top Skills: C#,.Net,React,Sql Server,Aws
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
Develop tools for building container images, enhance CI/CD processes, and ensure quality and security compliance in a collaborative environment.
Top Skills: Ci/CdDockerKubernetesLinuxPython
Reposted 25 Days Ago
Belfast, Northern Ireland
Mid level
Mid level
Marketing Tech • Software • Analytics
The Software Engineer II will develop data entry applications, improve back-end systems, and collaborate within an Agile team to deliver robust software solutions.
Top Skills: AWSPythonReactTypescript
Reposted 25 Days Ago
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Digital Media • Edtech • Social Media • Software
The Software Engineer II will develop data entry applications, support operations, and improve back-end systems using Python and AWS, collaborating with teams and stakeholders.
Top Skills: AWSPythonReactTypescript
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
Join a team to develop an immutable Ubuntu desktop, focusing on security and usability, using various programming languages and Linux technologies.
Top Skills: ApparmorCC++ContainerizationDartFlutterGoGrubLinuxPythonSeccompShellSystemdXdg Portals
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Software
As a Senior Software Engineer, you'll drive software delivery using Go, develop distributed systems, coach team members, and maintain collaborative communication across teams.
Top Skills: AnsibleCC++ChefDockerGoKubernetesLxdNoSQLPuppetRustSQL
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
Canonical seeks a Python Software Engineer for the Certification team to develop testing tools and automate hardware certification processes. Candidates should have experience with Python and familiarity with Ubuntu or Linux distributions.
Top Skills: CCheckboxLinuxPythonUbuntu
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software
As a Fullstack Software Engineer at Amplemarket, you will build user experiences and product features, collaborating across teams, and solving engineering challenges.
Top Skills: ElasticsearchPostgresReactRedisRuby On Rails
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
Design and implement enhancements to dqlite and libraft, debug user issues, improve testing, and engage with the community.
Top Skills: CGoPython
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Software
Join the Multipass team to enhance user experience by developing features, maintaining code quality, and supporting users in an open-source environment.
Top Skills: C++Ci SystemsHyper-VKvmmacOSQemuVirtualboxWindows
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
As an Ubuntu Core Software Engineer, you will design and implement features for a secure embedded Linux OS, improve bootloaders, and debug system issues in collaboration with a distributed team.
Top Skills: ArmCDebianGnu/LinuxGoLinuxRisc-VShellUbuntuX86Yocto
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Junior
Junior
Cloud • Software
Contribute to the development of Juju, manage complex software systems, debug issues, collaborate with global teams, and support cloud automation.
Top Skills: AnsibleChefDockerGoKubernetesLxdNoSQLPuppetSQL
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Software
Design, develop, and operate Golang services for billing, contracts, and Linux kernel patching while collaborating with teams and improving engineering practices.
Top Skills: Go
Reposted 15 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Machine Learning • Software
The Staff Backend Software Engineer will lead project development, design architectural solutions, and ensure high-quality code while mentoring junior engineers.
Top Skills: ClickhouseGoogle Cloud Platform (Gcp)GrpcHelmJvm (JavaKafkaKotlin)KubernetesAzureMySQLProtobufsPythonRedisRustScalaSpringSwaggerTerraform
16 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Hardware • Information Technology • Other • Software • Analytics
The Senior Software Engineer will develop and maintain platform services for transportation, focusing on both frontend and backend architecture while ensuring scalability and compliance.
Top Skills: AngularCSSDockerGitGitlabHTMLJavaKafkaKubernetesPostgresRest ApiSpringSpring BootTypescript
16 Days Ago
Remote
Belfast, Northern Ireland
Junior
Junior
Hardware • Information Technology • Other • Software • Analytics
As a Software Engineer, you will develop innovative platform services for transportation products, ensuring quality, scalability, and seamless integration with cloud services, all while collaborating with international teams.
Top Skills: AzureDockerElasticsearchGithub ActionsGradleJavaKafkaKubernetesMongoDBMySQLPostgresRest ApiSpringSpring Boot
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