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Top Senior C# Jobs in San Diego, CA

Reposted 4 Days AgoSaved
Remote
San Diego, CA
150K-185K Annually
Senior level
150K-185K Annually
Senior level
Financial Services
Lead an agile engineering team to design and implement scalable cloud microservices using AI tools. Architect solutions, conduct code reviews, mentor engineers, maintain production platforms, and align technical decisions with business goals.
Top Skills: .Net CoreAi TechnologiesAngularAzureC#CursorCypressDatabricksDockerEvent-Driven SystemsGitJavaMicroservicesMySQLNext.JsPostgresPythonReactRestful ApisSonarqubeSQL Server
Reposted 4 Days AgoSaved
Remote or Hybrid
San Diego, CA
135K-251K Annually
Senior level
135K-251K Annually
Senior level
Fintech • Financial Services
Lead execution of the API platform strategy, deliver secure scalable APIs (C#/.NET on Azure), manage engineering teams, roadmaps, agile delivery, vendor relationships, governance, and budgeting to align technology with business goals.
Top Skills: .NetApi GatewayApi Management PlatformsApplication InsightsAutomated TestingAzureAzure Api ManagementC#Ci/CdCloud-Native ServicesEvent-Driven ArchitecturesGraphQLMicroservicesOauth 2.0Openid ConnectOpentelemetryRest
Reposted 5 Days AgoSaved
Easy Apply
Remote
San Diego, CA
Easy Apply
Senior level
Senior level
Manufacturing • Renewable Energy
Design, implement, and operate utility-scale battery storage control systems. Program PPC/HMI/RTU, support plant automation, perform commissioning, troubleshoot OT/control issues, upgrade networks, and act as SME during project execution.
Top Skills: CC#C++CipDnp3.0Historian PlatformsHmiIec 61131-3Inductive Automation IgnitionIt/Ot Cyber-SecurityExcelMicrosoft PowerpointMicrosoft WordModbusMqttNercNistNovatech OrionOpc-UaPlcPpcPythonRtuScadaSchneider Electric ModiconSel Rtac
Reposted 5 Days AgoSaved
Remote
San Diego, CA
118K-162K Annually
Senior level
118K-162K Annually
Senior level
Healthtech
The Senior DevSecOps Engineer will enhance enterprise security, optimize CI/CD processes, and manage application security using various technologies in a cloud environment.
Top Skills: .NetAdls Gen2AzureAzure App ServicesAzure DevopsAzure FunctionsAzure Service BusC#DatabricksDockerGitHashicorp VaultJfrog ArtifactoryLaunchdarklyMongoDBPostgresPythonSplunkTerraform
5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Big Data • Marketing Tech • Analytics
The Software Engineering Manager oversees the engineering and QA teams, develops high-volume applications, and champions Agile and security practices. They lead modernization efforts, manage project logistics, and ensure the delivery of quality software solutions while mentoring staff and reporting to executive leadership.
Top Skills: .Net FrameworkAngularAzure Cloud SolutionsAzure Devops Ci/Cd PipelinesBootstrapC#CSSDapperDotnet CoreEntity FrameworkEtl TechnologiesHTMLJavaScriptMs Sql ServerReactT-SqlTailwindTypescript
5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Software • Automation
The Senior Software Engineer will lead the design and implementation of full-stack features, mentor peers, and contribute to architectural decisions focusing on enterprise-grade software solutions.
Top Skills: AWSAzureAzure DevopsC#CSS3CucumberDockerElasticsearchExt JsGithub ActionsGraphQLHTML5JavaJavaScriptJenkinsJestJpaJunitKubernetesMongoDBMs SqlOraclePlaywrightPostgresReactRedisRestSpring BootSpring MvcTypescript
Reposted 14 Days AgoSaved
In-Office
San Diego, CA
141K-229K Annually
Senior level
141K-229K Annually
Senior level
Healthtech • Biotech • Pharmaceutical
Design and develop software for automated laboratory workflows, build data pipelines, implement machine learning models, and integrate various systems to enhance biotherapeutics discovery.
Top Skills: AWSAzureBashC#C++GitGitlabJavaScriptJmpMatlabPower BIPythonRSASSpotfireSQLTableauVBA
15 Days AgoSaved
In-Office
San Diego, CA
Senior level
Senior level
Software • Analytics • Semiconductor
The Sr. Vision Software Engineer will design, test, and integrate machine vision solutions, develop computer vision algorithms, and troubleshoot production issues while collaborating with engineering teams.
Top Skills: .NetC#C++OpencvPythonTensorFlowWpf
Reposted 5 Days AgoSaved
In-Office or Remote
San Diego, CA
170K-222K Annually
Senior level
170K-222K Annually
Senior level
Information Technology • Real Estate • Analytics
Lead development of platform APIs and scalable microservices using Kotlin/Java (and Python), build integrations, work with relational and non-relational datastores, mentor engineers, ensure monitoring and reliability, and collaborate with cross-functional teams.
Top Skills: .Net CoreAngularAPIsAutodesk RevitC#DockerElasticsearchFoundationdbJavaKafkaKotlinKubernetesMicroservicesMySQLPostgresPythonRabbitMQReact
Reposted 5 Days AgoSaved
Remote
San Diego, CA
180K-220K Annually
Senior level
180K-220K Annually
Senior level
Hardware • Healthtech • Machine Learning • Software
As a Senior Backend Engineer at Eight Sleep, you will develop and maintain back-end services and improve data processing, supporting critical business logic in distributed systems.
Top Skills: .Net CoreC#Cloud ServicesF#JavaKotlinNode.jsPythonScalaTypescript
Reposted 5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Biotech
The Principal Software Engineer will lead software architecture, design, and development for genetic testing systems, collaborating across teams to deliver robust solutions that enhance patient care.
Top Skills: .Net.Net 6+.Net CoreC#Ci/CdCloud-Native ArchitectureMs Sql ServerMySQLPostgresReactRestful ApisTypescript
Reposted 5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Biotech
The Senior Software Engineer will lead the design and development of complex systems, mentor team members, and ensure technical excellence while collaborating with various teams to optimize workflows.
Top Skills: .Net.Net 6+.Net CoreC#Ci/CdDevOpsMs Sql ServerMySQLPostgresReactRestful ApisTypescript
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Reposted 5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Information Technology • Consulting
The Senior Software Engineer will develop reliable systems for IoT fleet management, create user interfaces, and support data engineering tasks.
Top Skills: Asp.Net CoreAWSAzureC#HTTPMvcPythonRest ApiSQLTcp/IpUdp
Reposted 5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Cloud • Enterprise Web • Information Technology • Software • Consulting • Design • App development
Responsibilities include modernizing POS and fuel system software, troubleshooting issues, collaborating with team members, and ensuring system reliability in high-transaction environments.
Top Skills: .NetC#C++DockerGitWindows
Reposted 5 Days AgoSaved
Remote
San Diego, CA
165K-180K Annually
Senior level
165K-180K Annually
Senior level
Healthtech • Software
Lead design, architecture, and hands-on implementation of scalable healthcare SaaS systems. Drive interoperability (HL7, FHIR, EDI), mentor engineers, liaise with stakeholders, manage technical risk, and ensure quality, performance, security, and innovation.
Top Skills: AgileAWSC#DevOpsEdiFhirHl7JavaMicroservicesMirth ConnectNoSQLPostgresPythonSaaSServerlessSQL Server
Reposted 5 Days AgoSaved
Remote
San Diego, CA
79K-96K Annually
Senior level
79K-96K Annually
Senior level
Artificial Intelligence • Software • Automation
Design, develop, and maintain Revit add-ins and WPF applications for engineering workflows. Integrate tools with engineering systems, use Azure DevOps for CI/CD, leverage AI models/APIs to optimize code and workflows, collaborate with engineers and developers, mentor teammates, participate in code reviews, and deliver project tasks on time and budget.
Top Skills: .Net Core 6+Ai ApisAi Language ModelsArtifacts)Azure Devops (BoardsBimBuild And Release PipelinesC#MepRepositoriesRevitRevit ApiTelerikWpf
Reposted 5 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
eCommerce • Logistics • Transportation
Design and develop software applications for logistics and supply chain operations, collaborating with teams to enhance service offerings and ensure robust functionality.
Top Skills: AWSAzureC#JavaPython
Reposted 5 Days AgoSaved
Remote
San Diego, CA
100K-100K Annually
Senior level
100K-100K Annually
Senior level
Artificial Intelligence • Machine Learning • Database
Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.
Top Skills: .NetAngularAngularjsC#Machine LearningPython
Reposted 5 Days AgoSaved
Easy Apply
Remote
San Diego, CA
Easy Apply
Senior level
Senior level
Other
Develop and maintain scalable, cloud-based platform services. Enhance reliability and observability, automate infrastructure, provide technical leadership, and improve operational excellence across teams.
Top Skills: ArgocdAWSAzureC#DatadogDockerGithub ActionsGoGCPJavaJenkinsKubernetesPrometheusTerraformTerragrunt
Reposted 5 Days AgoSaved
Easy Apply
Remote
San Diego, CA
Easy Apply
Senior level
Senior level
Other
The Sr Software Development Engineer will design and maintain scalable cloud-based solutions, lead project technical direction, and ensure high-quality deliverables in a fast-paced Agile environment.
Top Skills: AngularAWSAzureC#CypressGCPKubernetesModern Javascript FrameworksPlaywrightReactSelenium
6 Days AgoSaved
Remote
San Diego, CA
100K-125K Annually
Senior level
100K-125K Annually
Senior level
Fintech • Analytics • Financial Services
Design and maintain scalable applications, develop APIs, optimize backend services, and collaborate in Agile environments to enhance user experience.
Top Skills: AWSAzureC#GCPGraphQLKafkaNode.jsPostgresPythonReactRedisTypescript
Reposted 6 Days AgoSaved
Remote
San Diego, CA
110K-135K Annually
Senior level
110K-135K Annually
Senior level
Healthtech • Other • Software
As a Senior Software Developer at TherapyNotes, you will design and build features across the tech stack, mentor junior developers, and contribute to architecture decisions while solving complex technical problems.
Top Skills: AngularAsp.Net CoreC#CSSHTMLJavaScriptPostgresTypescript
6 Days AgoSaved
In-Office or Remote
San Diego, CA
Senior level
Senior level
Fitness • Information Technology • Software • Sports • Wearables
The Staff Software Engineer will modernize the Athlete Management System by upgrading Java services, optimizing architecture, and mentoring teams. Responsibilities include improving performance, managing legacy code, and collaborating on technical strategies.
Top Skills: AnsibleAWSC#JavaKubernetesPostgresPythonTerraformTypescript
Reposted 15 Days AgoSaved
In-Office
San Diego, CA
132K-142K Annually
Senior level
132K-142K Annually
Senior level
Fashion • Retail
As a Senior SDK Developer, you will lead the SDK team, design multi-platform SDKs, optimize CI/CD pipelines, and mentor junior engineers.
Top Skills: C#C++FlutterGithub ActionsKotlinReact NativeSwift
Reposted 6 Days AgoSaved
Remote
San Diego, CA
Senior level
Senior level
Healthtech
As a Principal Software Engineer, you will architect AI-enabled systems, mentor teams, and guide technical decisions for scalable products.
Top Skills: AWSAzureC#C++DockerGCPGoJavaKafkaKubernetesPythonScalaSQL
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