Top Backend Jobs in Belfast

Reposted 6 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Biotech
A mid-level C# .Net Back End Software Engineer responsible for the software development lifecycle, collaborating with teams, and maintaining software applications with a focus on Azure cloud services.
Top Skills: .Net CoreAzure BicepAzure Cosmos DbAzure Data FactoryAzure DevopsAzure FunctionsAzure StorageC# .NetCypress.IoJavaScriptKey VaultNextjsPactflowPythonReactSeleniumService BusSnowflakeYaml
Reposted 7 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Database • Analytics
The Senior Backend Engineer will build key backend services for an observability platform, manage data pipelines, work with open-source contributors, and tackle scalable backend system design challenges.
Top Skills: ClickhouseDockerExpressFastifyGoKafkaKubernetesNatsNode.jsOpentelemetryPostgresTypescript
Reposted 8 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Logistics • Software • Automation
The Senior Backend Developer will drive impact by collaborating with stakeholders, design and develop high-quality software, shape architecture, and lead technical direction while promoting innovation and collaboration within the team.
Top Skills: AWSAzureDockerF#GcsGithub Ci/CdGoKubernetesMySQLPythonReactTypescript
Reposted 8 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Financial Services
The Senior Staff Backend Engineer will lead technical direction for systems, manage engineering standards, mentor teams, and ensure alignment with broader company goals. Responsibilities include hands-on coding, architecture, and partnership with product teams to maximize impact.
Top Skills: AWSCassandraDockerFeastGCPGoKafkaKubernetesReact
Reposted 9 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Information Technology • Software • Conversational AI
As a Senior Backend Engineer, you will oversee critical systems, make architecture decisions, and enhance scalability and reliability for real-time video conversations.
Reposted 9 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cannabis • Healthtech • Software
The Senior Full-Stack Engineer will design and build scalable applications, manage cloud infrastructure, collaborate with teams, and innovate using AI in healthcare software.
Top Skills: AWSCi/CdGCPIacNode.jsPostgresReactTypescript
Reposted 9 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Gaming • Software • Automation
The Lead Backend Engineer will design scalable backend systems, mentor engineers, integrate AI, and define architecture for Midnite's back office platform.
Top Skills: Ci/CdLlm ApisPostgresPython
Reposted 9 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Mid level
Mid level
Real Estate • Software
As a Backend Software Engineer, you'll develop and maintain REST APIs using Django, manage cloud infrastructure, and oversee CI/CD pipelines to support consumer fintech applications.
Top Skills: Ci/CdCloud InfrastructureDjangoPythonRest Apis
Reposted 9 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Machine Learning • Other
The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.
Top Skills: AWSCi/CdDockerPostgresPostgresql/PostgisPythonTerraform
Reposted 9 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
HR Tech
The role involves back-end development using .NET Core and SQL, contributing to Jibble 2.0 API integrations, and collaborating with product and design teams.
Top Skills: .Net CoreAWSC#ConfluenceEf Core 5FigmaJIRAOpenapiPostgresRabbitMQSlackSQLTypescriptVue
Reposted 19 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Junior
Junior
Productivity • Software • Cybersecurity
Responsible for project lifecycle from design to deployment, conducting reliability analysis, contributing to architectures, and interfacing with teams.
Top Skills: AWSAzureDockerElasticsearchGCPGoJavaKubernetesNeo4JRabbitMQRedisTimescaledb
Reposted 19 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Junior
Junior
Productivity • Software • Cybersecurity
The Backend Software Engineer will manage the lifecycle of short-term projects, perform reliability analysis on applications, and interface with teams to deliver features.
Top Skills: AWSAzureDockerElasticsearchGCPGoJavaKubernetesNeo4JRabbitMQRedisTimescaledb
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Reposted 19 Days AgoSaved
In-Office
Belfast, Northern Ireland
Mid level
Mid level
Financial Services
We are seeking a collaborative Backend Engineer with Java expertise to design, build, and maintain backend services, focusing on operational excellence and system reliability. Responsibilities include architecture, automation, and supporting production environments in a multi-cloud setting.
Top Skills: ArgocdAWSAzureBigtableGCPHelmJavaJenkinsKubernetesMongoDBRedis
20 Days AgoSaved
In-Office
Belfast, Northern Ireland
Mid level
Mid level
Fintech • Financial Services
Responsible for leading and contributing to applications systems development, analysis, and programming activities in backend Java development.
Top Skills: Core Java
Reposted 14 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software • Analytics
The Senior Back-End Software Engineer designs, develops, and maintains scalable backend systems while taking ownership of the software development lifecycle.
Top Skills: AtlantisAWSCi/CdCloudwatchDynamoDBEc2EksFastapiGithub ActionsIamJenkinsKubernetesLambdaNode.jsPrefect.IoPythonRdsS3SnsSqsTerraformTypescript
Reposted 10 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Software
As a Senior Backend Developer at Awarri, you'll build and maintain backend systems for AI platforms, focusing on scalable architectures, data integration, and real-time communication.
Top Skills: AWSAzureDockerGCPWebrtcWebsocket
Reposted 16 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Digital Media
As a Senior Back End Engineer at Kyra, you will develop and manage backend services, handle infrastructure deployments, and maintain CI/CD pipelines while collaborating with cross-functional teams on product features.
Top Skills: AWSBullmqClickhouseCloudflareDockerExpressGithub ActionsNode.jsPostgresPrismaRedisTypescriptZod
12 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Blockchain • Information Technology • Consulting
Lead design, development, and maintenance of scalable, secure backend systems and APIs for a multi-chain DeFi platform. Architect solutions, optimize performance, implement monitoring and testing, uphold code quality, mentor junior engineers, and document APIs and technical processes.
Top Skills: AWSEthers.JsEvmGitopsKubernetesMongoDBNode.jsRedisSorobanStellarTypescript
12 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Blockchain • Information Technology • Consulting
Lead design and implementation of high-performance agent runtimes, backend services, and self-hosted model/agent infrastructure. Build low-latency execution systems, real-time data pipelines, telemetry loops, CI/CD for zero-downtime deployments, and ensure fleet reliability on AWS/EKS.
Top Skills: AWSAws EksBigQueryClickhouseGoKubernetesModel Context Protocol (Mcp)Node.jsPostgresPythonRedisTensorrt-LlmTgiTimescaledbTypescriptVllmWebsockets
Reposted 12 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Enterprise Web • Software
Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.
Top Skills: GoNode.jsTypescript
13 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
HR Tech
Develop production tools, APIs, and integrations for Remote's HR platform, lead projects, mentor engineers, and design workflows emphasizing automation and quality.
Top Skills: AWSCi/CdElixirGitlabNext.JsPhoenixPostgresReact
13 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Software • Generative AI • Infrastructure as a Service (IaaS)
Nango is hiring Senior and Staff Backend Engineers to design, build, and optimize backend systems and APIs, collaborating with customers and driving product strategy.
Top Skills: Node.js
Reposted 14 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Payments • Software
As a Software Engineer at Stripe, you will scope, design, and build APIs for money management, mentor engineers, and collaborate with cross-functional teams to enhance internal processes and features.
Top Skills: AWSDockerGraphQLGrpcKubernetes
Reposted 14 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Quantum Computing
As a Senior Backend Engineer, you'll design and maintain core libraries for blockchain transactions, enforce security boundaries, and contribute to best practices in a post-quantum environment.
Top Skills: Ci/CdDockerEthereum Json-RpcEthersReactReact-NativeRustTypescriptViem
Reposted 15 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Expert/Leader
Expert/Leader
Information Technology • Mobile • Consulting
As a Backend Staff Engineer, you will lead technical standards, mentor junior engineers, conduct code reviews, and drive feature development in a fast-growing on-demand services environment.
Top Skills: A/B TestingGitJavaScriptNode.jsReact
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