dotnet jobs in San Diego

Senior Software Engineer role focused on developing and maintaining ServiceNow's server-side JavaScript engine and runtime systems. Responsible for optimizing execution engines, memory management, and performance at the systems level while owning code from design through production delivery.…See more Requires deep expertise in compiler and runtime systems, distributed systems, and backend programming, with opportunities to mentor colleagues and architect scalable, modular solutions for the platform.

Lead the support, maintenance, and enhancement of a cloud-hosted Master Data Management (MDM) application built on .NET technologies. Design, develop, and support REST APIs, reusable services, and enterprise integrations between MDM platforms and systems like Salesforce and ERP.…See more Provide L2/L3 production support, troubleshoot issues, perform root cause analysis, and drive timely resolution. Manage cloud-native solutions on AWS, oversee CI/CD processes, mentor developers, and establish technical best practices across the MDM ecosystem.

Senior Automation Engineer responsible for developing, maintaining, and operating complex custom automation systems in a biotech stem-cell therapy environment. The role requires designing scripted protocols, integrating hardware and software components, troubleshooting system failures, and ensuring compliance with FDA regulations and GxP principles.…See more Requires 5+ years in hardware design, automation, or biotech; proficiency in C#; and hands-on experience with robotics, motion control, sensors, and machine vision systems.

Senior Software Engineer role focused on developing and maintaining ServiceNow's server-side JavaScript engine and runtime systems. Responsibilities include owning code across the full lifecycle from design through production delivery, optimizing execution engines and memory management, and architecting modular systems for scalability.…See more Requires 3+ years of experience with Java or equivalent OO languages, deep knowledge of language internals and backend systems programming, and expertise in data structures, algorithms, design patterns, and performance optimization at scale.

Senior software engineer designing and developing CI/CD systems, enterprise tooling, and quality processes for thousands of developers at Qualcomm. Responsibilities include building front-end applications, backend services, databases, microservices, and middleware APIs; performing code reviews and automated testing; administering Linux environments; and integrating with SCM tools (GitHub, Gerrit, Perforce).…See more Requires 2+ years software engineering experience with a programming language (C, C++, Java, Python) and a bachelor's degree in engineering or computer science; preferred experience includes CI/CD automation, Python/C#/C tool development, and SCM tool workflows.

Entry-level software engineer supporting the development of modeling and data analysis software tools for national security applications. Responsibilities include designing and developing desktop, server backend, and web-based software; analyzing requirements and applying computer science and mathematical principles; and thoroughly testing and documenting software products.…See more Requires a Bachelor's in Computer Science, strong OOP knowledge including design patterns and algorithms, experience with software development and database design, and excellent analytical and communication skills.

Software engineer responsible for the full software development lifecycle in a maritime cybersecurity environment, from requirements gathering through deployment. Design and develop scalable, distributed applications using Java, C#, Python, C++, and serverless architecture while applying cryptography, network security, endpoint security, and computer network defense principles.…See more Write clean, well-documented code; test and debug applications; and collaborate with security specialists, clients, and technical stakeholders to deliver defensive capabilities and situational awareness tools.

This entry-level backend software engineer role involves designing, developing, and maintaining microservices and APIs for Qualcomm's Compute Sentra SaaS platform, which powers device management and IoT security. You will implement REST APIs, event listeners, and data models in object-oriented languages (Java, Kotlin, C#), work with relational databases and SQL, and deploy services to cloud environments.…See more The role includes code reviews, testing, debugging, and cross-functional collaboration with product and QA teams, with exposure to modern AI-assisted development tools.

Associate Software Engineer at L3Harris will develop embedded software for real-time control systems in tactical radio equipment, working across the full software development lifecycle from requirements through testing. The role involves designing hardware-software interfaces, implementing in multiple languages (C++, C#, C, Java, Python, etc.) on embedded RTOS platforms (VxWorks, QNX, Linux), and participating in peer reviews and defect tracking.…See more Candidates must be pursuing or have recently completed a Bachelor's in Computer Science, Computer Engineering, Software Engineering, or related field.

Entry-level backend software engineer role building cloud-native microservices for Qualcomm's Compute Sentra SaaS platform, which powers device management and IoT security. You will implement REST APIs, event listeners, and data models; write tested code; participate in code reviews; and troubleshoot services in cloud environments.…See more The role emphasizes learning modern development practices, including AI-assisted coding tools, alongside experienced engineers.

Design and develop operational software applications supporting Qualcomm's Product Security Team, implementing security development lifecycle frameworks and workflows. Work across diverse technology teams to translate security requirements into production systems, with focus on vulnerability management, debugging complex issues, and resolving production security incidents.…See more Requires 2+ years of development experience in languages like C#, .NET Core, Python, or Java, plus strong software security fundamentals and Linux administration or development skills.

As a Staff Site Reliability Engineer at Altium (Renesas), you will ensure reliability, availability, and performance of large-scale SaaS cloud platforms through a combination of software engineering and systems administration. You will pioneer improvements in observability (logging, monitoring, APM), develop reliability frameworks, contribute to incident response and management, and drive automation and Infrastructure as Code initiatives across multiple regions.…See more The role requires 6+ years of SRE/DevOps experience in large-scale environments, 3+ years of software development (ideally .NET), strong knowledge of Kubernetes, AWS, microservices, and HA architecture, plus hands-on expertise with observability tools, CI/CD platforms, and IaC tools.

The Senior Automation Engineer will develop, maintain, and troubleshoot complex custom automation systems for biotech applications, with a focus on hardware–software integration and regulatory compliance. Responsibilities include writing operational protocols, performing system integration, conducting verification and validation testing, and collaborating across cross-functional teams.…See more The role requires a strong foundation in automation engineering principles, C# proficiency, hands-on experience with robotics, motion control, sensors, and machine vision, plus familiarity with FDA regulations (21 CFR Parts 11, 210, 211, 820) and GxP principles.

Engineer Software Quality at Northrop Grumman will collaborate with program and engineering management to establish and monitor quality standards, witness software qualification and system acceptance tests, and ensure compliance with contractual and AS9100D requirements. The role involves assessing supplier capability, performing process evaluation audits, reviewing engineering artifacts for consistency, and tracking software anomalies to closure.…See more Responsibilities include metrics collection and reporting, traceability assessment from source code to system requirements, and corrective action oversight. The candidate must hold or obtain a DoD Secret clearance and demonstrate knowledge of Agile processes, C#/C++, Python, process monitoring, and software code review.

Sr Software Test Engineer I leads test projects for an automated insulin delivery system, defining schedules, developing validation test plans, and overseeing test automation frameworks and CI systems. The role requires expertise in embedded or cloud-based programming (JavaScript, C, or C#), familiarity with IEC 62304 medical device standards, and the ability to identify software architecture impacts across the platform.…See more Responsibilities include managing cross-functional test reviews, conducting software audits, assisting with failure diagnosis and replication, and preparing detailed test reports for product evaluation. The position demands 7+ years of QA/test engineering experience, with proven expertise in test automation frameworks and scripting languages.

This is a Staff Site Reliability Engineer role focused on ensuring reliability, availability, and performance of Altium's large-scale SaaS cloud platforms. The role combines software engineering and systems administration, requiring 6+ years of SRE/DevOps experience and 3+ years of software development (preferably .NET).…See more Responsibilities include designing observability frameworks, automating operational tasks, managing incidents, implementing infrastructure-as-code, and collaborating with engineering teams on reliability best practices across AWS and Kubernetes environments.

As a Project Software Engineer III, you will develop, test, maintain, and support applications and integrations for government client operations. You'll implement enhancements and defect fixes, participate in code reviews and testing, collaborate with product management and infrastructure teams, and identify performance and security risks.…See more The role requires 4+ years of experience with C#, .NET Framework, and SQL Server, with an active Secret security clearance.

Senior Software Engineer on the Pyxis ES Development team, responsible for designing and implementing scalable enterprise software solutions in microservices-based architectures. The role requires 5+ years of coding experience in languages like Python, Java, Go, C, or C++, with hands-on expertise in modern web technologies (React, Node.js, Spring, Ruby), containerization, messaging platforms (Kafka, RabbitMQ), and relational databases.…See more You will conduct software testing and evaluation, provide technical documentation, participate in design reviews, and work collaboratively with cross-functional teams in Agile environments. Strong analytical and problem-solving abilities, plus experience with cloud platforms and infrastructure-as-code tools, are essential.

Project Software Engineer III role developing, testing, maintaining, and supporting applications and integrations for government sustainment operations. Responsibilities include implementing enhancements and defect fixes, participating in code reviews and testing, documenting technical designs, collaborating across custom development, product management, infrastructure, data, and cybersecurity teams, and identifying performance, security, reliability, and deployment risks.…See more Requires 4+ years of C#, .NET Framework, and SQL Server experience, a bachelor's degree or equivalent, and an active Secret security clearance.

Design, build, and maintain backend services and APIs in C# / .NET (ASP.NET Core, Web API, Entity Framework) for production airport workloads, with a focus on ERP and billing systems requiring high accuracy and auditability. Modernize legacy .NET Framework applications to modern .NET and Azure, optimize SQL Server and Azure SQL data access, and build cloud-native solutions using App Services, Azure Storage, Key Vault, and managed identities.…See more Write secure, well-tested code instrumented with Application Insights; troubleshoot production issues across application, database, and hosting layers; and partner with product and DevOps to deliver supportable software.

Sr. SQA Engineer responsible for designing, developing, and executing comprehensive test plans for Pyxa™ Instrument software, including thick-client C# applications, web and cloud applications, and bioinformatics pipelines.…See more The role involves functional, regression, integration, and performance testing of software interfacing with hardware systems, test automation using tools like Selenium and NUnit, defect tracking in Azure DevOps, and collaboration across software, mechanical, electrical, systems, and bioinformatics teams. Requires 6–8 years of SQA experience, ideally with genomics pipelines and cloud applications, proficiency in Windows/Linux/Azure environments, and strong automation and problem-solving skills.

Incedo seeks a .NET Architect with 12–18 years of IT experience to lead enterprise-scale digital banking solutions on AWS. The role requires designing cloud-native, microservices-based architectures using .NET Core/.NET 6+, establishing architecture standards, conducting code and design reviews, and ensuring compliance with banking regulations.…See more The candidate must hold an AWS Solutions Architect certification, mentor engineering teams, and drive CI/CD, DevOps, and observability best practices across mission-critical applications.

Sr. SQA Engineer will design, develop, and execute comprehensive test plans for thick-client C# applications, web applications, cloud applications, and bioinformatics pipelines.…See more Responsibilities include functional, regression, integration, and performance testing on software interfacing with hardware systems; automating test cases using tools like Selenium and NUnit; identifying and tracking defects in Azure DevOps; and collaborating with software, mechanical, electrical, and bioinformatics engineers. Requires 6–8 years of SQA experience, preferably with genomics pipelines and cloud applications; strong proficiency in Windows, Linux, and Azure; and expertise with test automation frameworks.

Software engineer with 6+ years of backend development experience (or 4+ with a Master's degree) designing and optimizing high-performance algorithms for radar, optical, and infrared sensor systems. You'll work with a cross-disciplinary team to engineer scalable distributed systems, accelerate code on GPUs using CUDA, and integrate scientific codebases in Linux/Unix environments.…See more Strong expertise in C/C++, high-performance computing, MPI, parallel/distributed processing, and AI/ML algorithms is required, along with advanced mathematics or physics foundations and proven system-level problem-solving ability.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. The role involves enhancing wireless networking configuration and situational awareness tools, developing visualization techniques for large datasets, and optimizing client-server networking.…See more Requires 7+ years of UI application development experience and proficiency in ReactJS, Kotlin/React Native, or C# desktop frameworks, with knowledge of TCP/IP networking and asynchronous programming.