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Top Software Engineer Jobs in Belfast

6 Days AgoSaved
Belfast, Northern Ireland
Mid level
Mid level
Fintech • Software • Travel • Business Intelligence • Consulting • App development • Big Data Analytics
The Software Development Engineer will develop enterprise-level applications, collaborate in Agile teams, write code, unit tests, and ensure software quality and compliance.
Top Skills: .Net 8+Asp.Net MvcAzure DevopsC#Ci/CdCSSEntity Framework CoreGitHTMLJavaScriptJSONNextjsNunitPlaywrightReactReduxRestful ServicesSQL ServerT-SqlTypescriptWeb ApiXunit
7 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Big Data • Machine Learning
The Senior Software Engineer will build and optimize low-level platform components, focusing on distributed computing and high-performance storage, while ensuring efficient code and system performance testing.
Top Skills: CC++DpdkEbpfEthernetInfinibandLibfabricLinuxNfsNvmeRdmaS3SmbSsdTcpUdpXdp
Reposted 7 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Information Technology • Payments • Software
Lead Paddle's technical vision and architectural strategy for backend systems, collaborating with teams to improve developer velocity and product reliability.
Top Skills: Architectural PatternsBackend SystemsDistributed SystemsEngineering Excellence
Reposted 7 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Software
The Senior Software Engineer will lead the development of a Python-based platform, enhancing a mature system for open-source collaboration, mentoring teams, and driving innovation.
Top Skills: DebianPostgresPythonUbuntu
Reposted 7 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
As a Staff Software Engineer at Mixmax, you will lead technical strategy and culture, design, deliver features, and mentor engineers, directly impacting product development and architecture.
Top Skills: AWSDynamoDBEventbridgeIacLambdasMongoDBNode.jsTypescript
Reposted 7 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Security • Software • Generative AI
Develop, maintain, and support libraries and integrations for the Elastic Stack. Engage with users and contribute to open-source projects.
Top Skills: C#,.Net,Elastic Stack
Reposted 7 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Software
The Staff Software Engineer will develop and lead features for DVC, contribute to open-source projects, and collaborate with the team on machine learning and data-centric workflows.
Top Skills: Python
Reposted 7 Days AgoSaved
Easy Apply
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Software
Lead backend platform development for National Security clients using cloud technologies, ensuring operational responsibility and agile practices.
Top Skills: Agile DevsecopsBig DataGitGitlabJavaKafkaKotlinPostgresRedisS3ScalaZero Trust Architecture
8 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
AdTech • Automotive • Marketing Tech
Lead Software Engineer responsible for leading technical initiatives, mentoring engineers, and improving product through data-driven decisions and agile practices.
Top Skills: ElixirGCPKubernetesPostgresRabbitMQRedisRuby
8 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
AdTech • Automotive • Marketing Tech
The Senior Software Engineer will enhance the Driftrock product, collaborating with engineers and improving processes. Responsibilities include backend and frontend development, mentoring, and ensuring high software quality.
Top Skills: ElixirGCPKubernetesPostgresRabbitMQRedisRuby
8 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Big Data • Cloud • Digital Media • Machine Learning • Mobile • Software • Industrial
The Senior C++ Backend Engineer will design and maintain software solutions, collaborate across teams, and integrate C++ with cloud services to enhance Fusion's capabilities.
Top Skills: AWSC++Ci/CdDockerGitJava Spring BootJSONNode.jsRest Apis
Reposted 8 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Internet of Things
The Staff Software Engineer will enhance the Gecko Browser engine's rendering capabilities, improve performance, and maintain code quality while collaborating with industry standards organizations.
Top Skills: C++Directx 11Directx 12MetalOpengl EsRustVulkanWebglWebgpu
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Reposted 15 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Healthtech • Software
As a Staff Software Engineer at Anima, you will enhance existing products and develop new features using cutting-edge technology in healthcare applications, focusing on user experience and efficiency.
Top Skills: AngularAppsyncAWSCapacitorDynamoDBElectronGraphQLLambdaNode.jsReactTypescript
Reposted 9 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Legal Tech • Software
Lead the evolution of LegalTech products by architecting scalable systems, mentoring engineers, and driving technical strategies in application delivery for desktop and cloud services.
Top Skills: .Net,C#,Wpf,.Net Core,Aws,Azure,Postgresql,Visual Studio
9 Days AgoSaved
Remote
Belfast, Northern Ireland
Junior
Junior
Software
Join 3Pillar as a Junior Software Engineer, focusing on Java and Spring Boot to develop scalable software solutions and collaborate with teams.
Top Skills: AngularAWSCypressJavaPerlPythonReactRubyShellSpring BootTerraform
9 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Healthtech • Software
Lead the development of a scalable AI-powered digital pharmacy platform, mentoring engineers, and managing infrastructure choices while ensuring code quality and system stability.
Top Skills: DockerGoogle Cloud PlatformNode.jsSveltekitTerraformTypescript
Reposted 15 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Healthtech • Software
In this role, you will develop and enhance Anima's healthcare software platform, utilizing your full-stack capabilities with a focus on UX, while integrating third-party APIs and working towards scalable solutions.
Top Skills: AngularAWSCapacitorCognitoDynamoDBElectronGraphQLLambdaNode.jsReactTypescript
Reposted 9 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Security • Software • Generative AI
The Principal Software Engineer I will focus on improving distributed systems for Elasticsearch, managing cluster coordination, and addressing performance issues.
Top Skills: ElasticsearchJavaNetty
Reposted 9 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Security • Software • Generative AI
The role focuses on enhancing Elasticsearch's distributed systems for performance, resilience, and managing data indexing across multiple nodes while diagnosing challenges and collaborating across teams.
Top Skills: ElasticsearchJavaNetty
10 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Healthtech • Software
Meddbase is seeking a Senior Software Engineer I to take ownership of features, mentor juniors, and work collaboratively on a web-based healthcare management system, requiring significant C# and web-development experience.
Top Skills: .Net FrameworkAzureC#JavaScriptSQL ServerTypescript
10 Days AgoSaved
Easy Apply
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Software
Lead the transformation of test automation and quality engineering, defining strategies, establishing standards, and architecting intelligent testing frameworks for scalable systems.
Top Skills: CypressDetoxDockerGoKubernetesPlaywrightPostgresReactReact NativeTypescript
Reposted 10 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Mid level
Mid level
Cloud • Software
As a Go Software Engineer for Identity Management, you will design, implement, and enhance identity management solutions, collaborate with a distributed team, and contribute to the development of authentication and authorization systems.
Top Skills: Go (Golang)JujuLdapOauthOpenidPython
Reposted 10 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
HR Tech • Information Technology
The Lead Software Engineer will provide technical design, maintain the technical roadmap, document architectures, code, conduct reviews, mentor engineers, and support recruitment efforts.
Top Skills: Api DesignAWSElasticsearchGraphQLGrpcJavaKafkaMqNoSQLOpenapiPythonRedisRestSQLSwagger
Reposted 10 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Software
As a Software Development Engineer II, you'll develop mapping tools, maintain APIs, ensure reliability as user demands grow, and collaborate on scalable backend services.
Top Skills: Aws (CdkEcsLambdaPythonS3)SQLStep FunctionsTypescript
Reposted 10 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Information Technology • Security • Cybersecurity
The Senior Software Engineer will develop and maintain backend services, focusing on performance and scalability while collaborating with teams to meet business and security objectives.
Top Skills: AWSAzureDockerGoGoogle Cloud PlatformKotlinKubernetesNeo4JRestful Apis
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