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Top Backend Jobs in Belfast

Reposted 12 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Retail • Software
As a Python Backend Engineer, you will maintain and scale backend systems, develop reliable software, and collaborate with cross-functional teams for a distributed data platform.
Top Skills: AWSCi/CdDatabasesDevOpsGitPythonUnix
Reposted 13 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Software
As a Senior Backend Developer, you will build and maintain backend systems for AI, optimize APIs, and manage cloud infrastructure.
Top Skills: AWSAzureDockerGCPWebrtcWebsocket
Reposted 15 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Enterprise Web • Software
As a Senior Software Engineer, you will build scalable distributed systems, improve developer experience, mentor peers, and lead incident responses.
Top Skills: GoNode.jsTypescript
Reposted 15 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Artificial Intelligence • Software
Develop a cloud-native analytical database system in Rust for multimodal data, ensuring scalability, reliability, and observability.
Top Skills: Apache ArrowAWSAzureGCPRust
Reposted 15 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Information Technology • Web3
As a Lead Backend Engineer, you will build scalable cloud debugging tools, ensure performance, and develop blockchain infrastructure solutions.
Top Skills: Cloud PlatformsGoKubernetes
Reposted 15 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Sports
Develop and maintain highly-scalable backends for a sports betting platform. Collaborate with team on features, support production applications, and mentor juniors.
Top Skills: AWSDockerJava 8+KubernetesMySQLRedisSpring BootSpring Cloud
Reposted 15 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Sports
Develop microservices for a top sports betting platform, ensuring stability and scalability to accommodate millions of users. Responsibilities include feature development, code reviews, and mentoring.
Top Skills: AWSDockerJava 8+KubernetesMicroservicesMongoDBMySQLRedisRest ApiSpring BootSpring CloudSpring Data
17 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software • Consulting
Join Modus Create as a Senior Back End Engineer to build scalable software with Java, Go, and AWS while collaborating across teams.
Top Skills: Amazon SqsAWSAws CognitoAws DynamodbAws LambdaAws RdsDockerGoHibernateJavaKafkaMySQLOpenapiPostgresRabbitMQRestful ApisSpring BootSwagger
Reposted 17 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Information Technology • Professional Services • Software • Consulting
As a Senior Backend Engineer, you will develop backend solutions, collaborate with teams, implement features, and improve code quality in a fast-paced environment.
Top Skills: Ci/CdClickhouseDockerGoJavaKubernetesPostgresPythonRust
Reposted 17 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Sports
Develop scalable backend systems, mentor team members, participate in code reviews, and collaborate with Product Owners to enhance features.
Top Skills: AWSDockerJava 8+KubernetesMongoDBMySQLRedisSpring BootSpring Cloud
Reposted 17 Days AgoSaved
Hybrid
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
As a Staff Backend Engineer, you will build and optimize features in ClickUp's platform, focusing on high-performance, collaborative visual tools while overseeing end-to-end development and system improvements.
Top Skills: AngularDockerDynamoDBKubernetesMajor Cloud ServicesNosql DatabasesPostgres
Reposted 17 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Machine Learning • Financial Services • Cryptocurrency
As a Senior Back-End Software Engineer at XBorg, you will build scalable backend systems, optimize performance, ensure security, develop APIs, and resolve technical issues.
Top Skills: AWSDockerHerokuNest.JsPostgresTypescript
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Reposted 19 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software • Consulting
The Functional Back End Engineer will develop blockchain core features, contribute to open source, and mentor teams while managing development pipelines and ensuring quality software delivery.
Top Skills: BazelBuck2HaskellMesonNix
Reposted 19 Days AgoSaved
Belfast, Northern Ireland
Senior level
Senior level
Retail • Software
As a Lead/Staff Backend Engineer, you will design and scale the core API and data systems, mentor engineers, and influence technical strategy.
Top Skills: AWSContainer OrchestrationDevOpsInfrastructure-As-CodePythonRelational Databases
Reposted 19 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software
As a Staff Backend Engineer, you will develop distributed systems, manage profile ingestion for Pyroscope, and collaborate with teams to improve performance and reliability of database solutions.
Top Skills: CC++GoKubernetesPythonRust
Reposted 19 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Software
The Senior Software Engineer will collaborate across teams to design, develop, and improve scalable backend services and APIs while ensuring code quality and usability.
Top Skills: CeleryDjangoDjango Rest FrameworkElasticsearchGitlabPostgresPythonReactRedisSQL
Reposted 19 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Cryptocurrency
Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.
Top Skills: CC++RustZig
Reposted 19 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Mid level
Mid level
Blockchain • Cryptocurrency
Develop core backend components for a blockchain network, focusing on networking, reliability, scalability, and high-quality software practices.
Top Skills: CC++RustZig
20 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
eCommerce • Music • Payments • Professional Services • Sharing Economy
Drive the technical direction of BeatStars backend application, focusing on system design, coding, and collaboration with teams.
Top Skills: AWSDockerDynamoDBElasticsearchFargateGitGithub ActionsGoGraphQLJava 8+JenkinsJIRALambdaMySQLRedisSpring Boot
Reposted 20 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
Reposted 21 Days AgoSaved
Remote or Hybrid
Belfast, Northern Ireland
Junior
Junior
Blockchain • Consulting
Join MultiversX as a Backend Developer focusing on creating scalable microservices, improving REST API and GraphQL endpoints, and enhancing blockchain applications.
Top Skills: GitGraphQLJavaScriptNestjsNode.jsRest ApiTypescript
Reposted 21 Days AgoSaved
Remote
Belfast, Northern Ireland
Mid level
Mid level
Blockchain • Consulting
As a QA Engineer for MultiversX, you will test backend solutions, collaborate with developers, and ensure product quality in a fast-paced environment.
Top Skills: ArtilleryChaiCircleCIDockerElasticsearchGatlingGitGithub ActionsGoGraphQLJavaScriptJenkinsJestKubernetesLinuxLocustMochaMolotovMongoDBMySQLNestjsPostgresPythonRabbitMQRedisRest ApiTerraformTimescaleTimestreamTypescript
Reposted 21 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
Seeking a Senior Backend Engineer to design and maintain Storyblok's CMS platform using Ruby on Rails. Responsibilities include developing reliable backend systems, optimizing APIs, and mentoring junior engineers.
Top Skills: AWSGitMemcachedPostgresRedisRuby On RailsSidekiq
Reposted 21 Days AgoSaved
Remote
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Mobile • Payments • Software
Design, build, and support features for developers, ensuring reliability and scalability of systems, and contributing to product direction.
Top Skills: ClickhousePostgresPythonReactSQL
Reposted 21 Days AgoSaved
In-Office or Remote
Belfast, Northern Ireland
Senior level
Senior level
Information Technology • Web3
As a Senior Backend Engineer at Tenderly, you'll enhance orchestration systems, optimize EVM performance, develop custom storage engines, and address complex challenges in blockchain technology.
Top Skills: GoKubernetes
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