Top Software Engineer Jobs in Toronto

Reposted 25 Days AgoSaved
In-Office
Toronto, ON
Senior level
Senior level
eCommerce • Retail
Develop features and frameworks for Hadoop, Spark, and Iceberg as part of eBay's Analytics Data Platform Team. Lead the design and implementation of technical solutions in a fast-paced agile environment focusing on big data applications.
Top Skills: Big DataHadoopIcebergJavaLinuxSpark
Reposted 25 Days AgoSaved
In-Office
Toronto, ON
Senior level
Senior level
Software
Lead design and delivery of compliance and multi-region deployments, owning provisioning, infrastructure-as-code, application features (TypeScript/React Native), and CI/CD. Ensure architectural consistency, troubleshoot distributed systems, collaborate with security/compliance/product, and produce audit-ready documentation.
Top Skills: AtmosAWSAws GovcloudCi/CdReact NativeTerraformTypescript
Reposted 25 Days AgoSaved
Hybrid
Toronto, ON
Senior level
Senior level
Fintech • Financial Services
As a Senior Software Engineer, you will develop fintech products, manage system infrastructure, collaborate cross-functionally, and drive technical improvements.
Top Skills: AWSDatadogDockerGitGithub ActionsJavaScriptJIRAMetabaseNode.jsReactTerraformTypescript
26 Days AgoSaved
Hybrid
Toronto, ON
Senior level
Senior level
Marketing Tech • Retail • Sales • Analytics
As a Senior Full Stack Software Engineer, you will design, build, and iterate on product features, collaborate closely with customers and stakeholders, and set technical standards while mentoring junior engineers.
Top Skills: BullmqNext.JsNode.jsPostgres
Reposted 16 Days AgoSaved
Remote
Toronto, ON
Mid level
Mid level
Information Technology • Cryptocurrency
As a Software Test Engineer, you'll own manual testing, drive automation, develop test strategies, and collaborate on application quality and performance.
Top Skills: AppiumCypressDockerEspressoGCPGrpcurlJestK6KubernetesMaestroOpenapiPlaywrightPostmanPytestSwaggerTypescriptXcuitest
Reposted 16 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Security • Database • Cybersecurity
As a Sr. Software Engineer at VGS, you'll develop and maintain the Credential Management Platform and enhance the Event Pipeline, collaborating across teams to build high-throughput services.
Top Skills: APIsAWSCi/CdCloud-Native ArchitectureDockerGitopsJavaKafkaKubernetesMicroservicesPythonSpring Framework
Reposted 16 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Big Data • Information Technology • Software • Database • Analytics • Infrastructure as a Service (IaaS) • Big Data Analytics
The Senior Software Engineer II will work on building highly available, secure, and scalable compute layers for Kora, a managed data streaming service, while addressing complex distributed systems challenges.
Top Skills: C/C++Cloud InfrastructureDistributed SystemsGoJavaScala
Reposted 16 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Insurance • Cybersecurity
Design, implement, and own end-to-end scanning engine components in Python and Go. Improve scalability, performance, and reliability for large distributed workloads; partner with product, security, and data teams; drive architecture, code quality, observability, and mentor engineers.
Top Skills: Ci/CdContainersGoLoggingMicroservicesMonitoringPython
17 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Logistics • Transportation
Build high-performance, scalable simulation infrastructure and tooling for autonomous vehicle development. Design systems for scenario generation, simulation execution, synthetic data, and reinforcement-learning workflows. Collaborate with ML, perception, and controls teams to improve realism, performance, and validation pipelines while writing production-quality C++ and Python code, contributing to architecture, testing, and documentation.
Top Skills: AWSC++C++17CarlaCudaDockerGCPIsaac SimKubernetesOpenglPythonReinforcement LearningRosRos2Unreal EngineVulkan
Reposted 17 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Software
The Staff Software Engineer will design and implement core platform development, improve system foundations, and lead technical initiatives to enhance AI automation deployment across organizations.
Top Skills: KafkaKubernetes
Reposted 17 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Software
The Senior Software Engineer will lead application development projects, enhance user-facing applications, and implement best software practices while collaborating on product direction.
Top Skills: JavaScriptPythonReactTypescript
Reposted 17 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Industrial • Manufacturing
The role involves developing and testing software stacks for networking devices, including embedded firmware and device drivers, for automotive applications.
Top Skills: AutosarC/C++Embedded FirmwareLinuxPythonSoftware Device Drivers
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Reposted 17 Days AgoSaved
Remote
Toronto, ON
Mid level
Mid level
Information Technology • Energy
The Software Development Engineer in Test (SDET) ensures quality through automated testing for core platforms in the Utilities & Energy sector, collaborating closely with software engineers to embed quality practices, enhance CI/CD processes, and expand automated test coverage.
Top Skills: Api Testing ToolsAsanaCypressJavaScriptJIRAPlaywrightPythonSQL
Reposted 17 Days AgoSaved
Remote or Hybrid
Toronto, ON
Senior level
Senior level
Fintech • Financial Services
The Senior Software Engineer will shape the architecture of a Fintech platform, focusing on backend microservices for payments, disbursements, and compliance. Responsibilities include system development, infrastructure management, cross-functional collaboration, and mentoring junior developers.
Top Skills: AjaxCSSFastapiFlaskGoogle Cloud ServicesGrpcHtml/DomHTTPJavaScriptKubernetesNewrelicPagerdutyPythonReactRedisRest ApisSQLTerraform
Reposted 17 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Healthtech
The Senior Software Engineer will own end-to-end projects, solve complex healthcare-related problems, collaborate with clinicians, and utilize AI tools to build production-grade software.
Top Skills: Ai ToolsGoogle Cloud PlatformNode.jsPostgresPrismaReactRemixTypescript
Reposted 17 Days AgoSaved
In-Office or Remote
Toronto, ON
Mid level
Mid level
Greentech • Transportation
Design and develop embedded firmware for vehicles, optimize communication protocols, and collaborate across teams to enhance vehicle software performance.
Top Skills: CC++CanFreertosNtpPtpSafertosSpiTcpUartUdp
18 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Big Data • Cloud • Digital Media • Machine Learning • Mobile • Software • Industrial
Design, build and maintain automated test suites and CI/CD test pipelines for cloud services. Collaborate with developers and product owners to assess risk, ensure quality, and drive improvements in stability, reliability and usability while participating in Scrum ceremonies and mentoring team members.
Top Skills: Ai ToolsAWSBlazemeterBurpsuiteC#Ci/CdConfluenceCucumber JvmCypressGitJavaJavaScriptJenkinsJIRAJmeterPactPostmanPythonRest AssuredSeleniumWiremock
18 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Artificial Intelligence • Other • Sales • Software
Lead architecture and evolution of scalable, fault-tolerant backend systems powering real-time AI agents and conversation intelligence. Design data storage and retrieval, partner with ML engineers to operationalize AI, drive production performance, cost efficiency, observability, and mentor senior engineers while owning production reliability.
Top Skills: AWSAzureC++ClisDockerGCPGoGrpcJavaKubernetesNoSQLPythonRestSdksSQLTesting Frameworks
18 Days AgoSaved
Remote
Toronto, ON
Expert/Leader
Expert/Leader
Artificial Intelligence • Blockchain • Information Technology • Consulting
Lead design and implementation of highly scalable, secure backend services and APIs. Define architecture for databases and microservices, own projects end-to-end, resolve reliability/performance issues, improve CI/CD and observability, mentor engineers, and align technical strategy with product and security requirements.
Top Skills: APIsAWSBlockchainC++Ci/CdCryptographyDynamoDBGoMicroservicesNoSQLObservabilityPkiPostgresRustTypescript
Reposted 18 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Blockchain • Financial Services • Cryptocurrency • Web3
Design, build, and optimize high-performance AI infrastructure systems to support intelligent agents, ensuring reliability and scalability for millions of users.
Top Skills: Distributed SystemsMl InfrastructureMlopsRust
18 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Logistics • Transportation
Design and build core operation platforms (scheduler, dispatcher, vehicle console, TMS) for autonomous trucking. Create durable object models, state machines, event-driven services, real-time operator tooling, APIs, and integrations. Ensure safety-critical workflows are observable and resilient while partnering with autonomy, operations, and product teams and driving engineering excellence.
Top Skills: AWSDockerGoJavaJavaScriptKafkaKubernetesLlm/Agentic AutomationMqttNatsPythonReactTypescript
18 Days AgoSaved
Remote
Toronto, ON
Senior level
Senior level
Software
Develop and maintain cloud forensics software to authenticate, acquire, and analyze internet data. Perform dynamic API analysis and reverse engineering, translate research into production code, collaborate with product and research teams, mentor peers, and drive projects to completion.
Top Skills: .NetAesAgentic WorkflowsAxiomBinary NinjaCC#C++Claude CodeCopilotFridaGhidraGoGraphQLIda ProJavaKeychain/KeystoreOauthOxygenPgpPlaywrightRestSeleniumSslTlsUfed Cloud
Reposted 18 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Artificial Intelligence • Information Technology • Software
As a Senior Software Engineer - Infrastructure, you'll design deployment pipelines, manage cloud deployments, and ensure system compliance and observability, leading incident response and documenting processes.
Top Skills: AWSAzureDockerGCPGithub ActionsGitlab CiHelmJenkinsKubernetesTerraform
Reposted 18 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Artificial Intelligence • Information Technology • Software
As a Senior Backend Engineer, you'll design scalable backend systems, build foundational architecture, and manage complex projects within a voice AI-driven platform.
Top Skills: Backend DevelopmentCloud InfrastructureDevOps
Reposted 18 Days AgoSaved
In-Office or Remote
Toronto, ON
Senior level
Senior level
Artificial Intelligence • Information Technology • Software
As a Senior Full-Stack Engineer at Retell AI, you'll develop scalable systems and intuitive interfaces, bridging backend integrations with frontend experiences, focusing on voice automation solutions.
Top Skills: Node.jsPythonReactTypescript
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