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Top Software Engineer Jobs in Belfast

Reposted 6 Days AgoSaved
In-Office
Belfast, Northern Ireland
Expert/Leader
Expert/Leader
Fintech • Financial Services
Lead the architectural design of a near-real-time platform, integrating various systems and mentoring engineers to enhance developer productivity at Citi.
Top Skills: Apache KafkaDockerHarnessHelmJavaKotlinKubernetesMongoDBPostgresSpring BootTekton
20 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Digital Media
Develop and enhance web applications using JavaScript and React, collaborate on scalable platforms, and contribute to backend services.
Top Skills: Ai-Assisted Development ToolsGoJavaScriptNode.jsPHPReactTailwind
Reposted 21 Days AgoSaved
Easy Apply
In-Office or Remote
Belfast, Northern Ireland
Easy Apply
Junior
Junior
Cloud • Software
The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.
Top Skills: C++FlutterLinuxOpenglRustVulkan
Reposted 21 Days AgoSaved
Belfast, Northern Ireland
Mid level
Mid level
Healthtech • Software
As a Software Engineer, you will build and develop the Mindly product, focusing on user needs, implementing reliable code, and collaborating with cross-functional teams.
Top Skills: Express.JsNest.JsNode.jsReactRedux ToolkitTypescript
Reposted 21 Days AgoSaved
Remote
Belfast, Northern Ireland
Junior
Junior
Gaming
Develop and launch engaging features for Roblox games, write maintainable Lua code, improve game systems, and collaborate with team members.
Top Skills: AWSDiscordGitGoRoblox LuaSnowflakeTableau
Reposted 21 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Fintech • Information Technology • Payments • Software
As a Software Engineer at Paddle, you'll develop core areas of a new billing platform, collaborate with cross-functional teams, and ensure reliability and security in financial systems while contributing to architectural decisions and technical insights.
Top Skills: APIsAWSGo
Reposted 5 Days AgoSaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Cloud • Software
Develop and enhance MAAS core components, improve architecture, collaborate across teams, and ensure high standards in documentation and CI practices.
Top Skills: DhcpDnsGoKvmLxcNtpPxePythonReactTftpTypescript
Reposted 9 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Software
Develop microservices and cloud services for Magnify's platform, collaborate with data science, and lead complex software projects in a startup environment.
Top Skills: AIAmazon Web ServicesApi DevelopmentJavaScriptMicroservicesMlNon-Relational DatabasesPythonReactRelational DatabasesTypescriptWeb Application Development
Reposted 23 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Big Data • Computer Vision • Machine Learning • Natural Language Processing • Software • Cybersecurity
The Frontend Software Engineer III will develop and scale consumer applications, focusing on resilient UI, collaborating with backend teams, and improving product quality through best practices.
Top Skills: CypressGraphQLJavaScriptJestPlaywrightReactRestRtlTypescriptVitest
Reposted 2 Hours AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Healthtech • Software
The Staff Software Engineer will design and enhance Cority software, lead teams, develop high-quality software, and mentor junior developers.
Top Skills: .Net Core.Net FrameworkAngularCdCiCSSDockerEntity Framework,DapperHTML5JavaScriptMicroservicesNode.jsPostgresPythonReactSQL ServerTypescriptWeb Apis
Reposted YesterdaySaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Professional Services
Lead technical delivery for engineering projects, defining scalable architectures and integration strategies while mentoring engineers and ensuring quality through Agile and DevOps practices.
Top Skills: AngularAPIsAzureBlazorC#CSSHTMLJavaScriptMicrosoft Power PlatformPower AutomatePower BIPowerappPowershellPythonPythonReactSQL
Reposted 23 Days AgoSaved
Belfast, Northern Ireland
Mid level
Mid level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software • Generative AI
Design, build, and maintain scalable features for an AI workspace platform, ensuring quality and performance while collaborating across teams.
Top Skills: KubernetesPostgresPythonReactTypescript
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Reposted 10 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Security • Cybersecurity
As a Senior Backend Engineer, you will design and maintain distributed systems using Python and AWS, process sensitive data, and mentor team members.
Top Skills: AWSPython
Reposted 11 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Financial Services
The role involves designing and implementing security solutions for AI applications, collaborating across teams, and optimizing security capabilities against adversarial attacks.
Top Skills: BitbucketGitGoIdesJenkinsKubernetesMavenOpenshiftPython
11 Days AgoSaved
In-Office
Belfast, Northern Ireland
Senior level
Senior level
eCommerce • Fintech • Payments
Develop and maintain payment processing software, collaborate on design specifications, ensure compliance with PCI standards, and lead technical discussions.
Top Skills: Asp.Net CoreC#Ci/CdConfluenceGitGroovyGoogle SuiteJIRAPostmanPowershellSQL ServerTest AutomationVisual Studio
Reposted YesterdaySaved
Belfast, Northern Ireland
Mid level
Mid level
Cloud • Security • Cybersecurity
The Senior Engineer I will lead projects, design and develop features, and ensure high availability of Menlo's security platform, focusing on backend development and cloud technologies.
Top Skills: Apache DruidAWSDockerDynamoDBGCPGitGitlabGoJIRAMySQLPostgresPythonRedisRustTerraform
Reposted YesterdaySaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency • Web3
As a Senior Blockchain Engineer, you will design and optimize smart contracts and blockchain infrastructure, collaborate with teams to ensure secure solutions, and lead development efforts in the DeFi ecosystem. You will analyze technologies, mentor staff, and enhance performance while maintaining security best practices.
Top Skills: FoundryHardhatRustSolidityTypescriptYul
Reposted YesterdaySaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency • Web3
The role entails developing scalable backend systems using Node.js and Nest.js, ensuring high performance and security, and optimizing microservices architecture. Responsibilities also include system monitoring, code quality checks, and collaboration within a fintech context.
Top Skills: DockerEmqxEthers.JsGrafanaKafkaKubernetesNatsNest.JsNode.jsPostgresPrometheusRedisSoliditySQLTypescriptWeb3Web3.Js
Reposted YesterdaySaved
Easy Apply
Belfast, Northern Ireland
Easy Apply
Junior
Junior
Information Technology • Consulting
Design and develop software solutions from scratch, collaborating on government projects, and participating in the software development lifecycle.
Top Skills: C#GoJavaPython
Reposted YesterdaySaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Internet of Things • Software
Design, develop, and deliver scalable software solutions for IoT deployments, enhancing performance and reliability using modern tools and algorithms.
Top Skills: ArgocdCi/CdGitIotJavaKafkaKubernetesMqttNoSQL
Reposted YesterdaySaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Big Data • Machine Learning • Security • Software • Cybersecurity • Big Data Analytics
The Senior Software Engineer will design and improve an Electron-based desktop app, integrating Python tools and leading technical decisions to enhance performance and user experience for data scientists and AI engineers.
Top Skills: CSSElectronExpressNode.jsPythonReactSassTypescript
Reposted YesterdaySaved
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Information Technology • Marketing Tech • Sales • Consulting
The Senior Software Engineer will manage full software development life cycle, focusing on data engineering, project leadership, code quality, and customer-centric development.
Top Skills: .Net CoreAi PlatformsAWSC#ElasticsearchJIRAReactSQL
25 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
Lead the development of decentralized applications in a blockchain environment, collaborating across teams to create intuitive user experiences and maintain blockchain integrations.
Top Skills: AlchemyDiscordEthers.JsExpressFastapiFoundryGitGraphQLHardhatInfuraJavaScriptLinearNext.JsReactReduxRestSlackSwrTanstack QueryThe GraphTypescriptViemVueWagmiZustand
Reposted 7 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Healthtech • Software
As a Lead Software Engineer at Anima, you will enhance existing products and develop new ones focused on healthcare technology. You will work with various technologies, join customer calls, and potentially transition into a managerial role while impacting patient care.
Top Skills: AngularAppsyncAWSCi/CdDynamoDBGraphQLLambdaNode.jsReactTypescript
12 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Software
The Staff Software Engineer at Bazaarvoice will design and develop solutions for the Syndication platform, lead engineering excellence, mentor engineers, and resolve production issues.
Top Skills: SparkAWSCi/CdCloudFormationDbtDynamoDBElasticsearchEventbridgeJavaJavaScriptLambdaMongoDBOpensearchRedshiftS3SamSnowflakeStep FunctionsTerraformTypescript
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