Senior Software Engineer, EC2 Nitro Amazon.com IncSenior Software Engineer, EC2 NitroSeattle, WAThe Amazon Elastic Compute Cloud (EC2) Nitro Dataplane team owns the packet pipeline that runs right beneath all our customer"s EC2 VPC instances, adding features like firewalls (security groups), routing, billing and monitoring as we touch every single packet on every single host across our worldwide fleet in more than 30 regions. Our vision is to combine the performance of bare metal networking while maintaining all the benefits of the cloud, including delivering features not possible on bare metal leading to true Software Defined Networking (SDN).
Sr. Software Engineer Agentic Systems Dialpad IncSr. Software Engineer Agentic SystemsSan Francisco, CA$224,500–$251,500 / yearOur AI agents and human agents operate on a single platform with shared context, allowing Agentic AI to resolve issues, advance deals, and eliminate busywork through automation while seamlessly handing conversations to humans when needed, with full context preserved. Our AI agents learn from your best human agents and improve with every interaction, helping organizations understand their customers, deliver better experiences, increase operational efficiencies, and build a lasting competitive advantage.
NewEmbedded Real Time Operating System Senior Software Engineer (QuRT OS, Zephyr) Qualcomm IncEmbedded Real Time Operating System Senior Software Engineer (QuRT OS, Zephyr)San Diego, CA$127,200–$190,800 / yearIndependently identifies problems across multiple systems or subsystems and resolves most architecture and design issues; collaborates and collects feedback during design reviews and with other teams to ensure the block meets the specifications, performance, and power requirements; investigates issues in order to prevent future issues. Minimum Qualifications: Bachelor''s degree in Electrical Engineering, Computer Science, Computer Engineering, or related field and 2+ years of Software Engineering, Electrical Engineering, Systems Engineering, or related work experience.
Principal Software Engineer Tatweer Buildings CoPrincipal Software EngineerPA$180,347–$270,521 / yearLyric is an AI-first, platform-based healthcare technology company, committed to simplifying the business of care by preventing inaccurate payments and reducing overall waste in the healthcare ecosystem, enabling more efficient use of resources to reduce the cost of care for payers, providers, and patients. Basic Requirements: 10+ years experience in software engineering, including a strong track record of leading the design and development of complex software systems, leveraging microservice architecture(s) on modern application stacks.
Principal Software Engineer Lyric.aiPrincipal Software EngineerPennsylvaniaThe US base salary range for this full-time position is: $180,347.00 - $270,521.00 The specific salary offered to a candidate may be influenced by a variety of factors including but not limited to the candidate’s relevant experience, education, and work location. Built on more than 35 years of proven results, Lyric combines responsible AI with clinical, payment, regulatory, and policy expertise to deliver transparent, auditable insights in milliseconds across real-time claims workflows.
Senior Principal Software Engineer Cadence Design Systems IncSenior Principal Software EngineerSan Jose, CA$154,000–$286,000 / yearYou'll architect, implement, and productize PCIe Gen7 and CXL 2.0/3.x features across C++, UVM and virtualized system models that enable hardware, emulation, and hybrid platforms. Experience with emulation/acceleration or hybrid (virtual + RTL) flows; solid debug skills (waveforms, checkers, coverage).
Principal Software Engineer/Lead Salesforce Sunrise Systems IncPrincipal Software Engineer/Lead SalesforceWINDSOR, CTSeeking a Principal Software Engineer / Salesforce Lead to provide technical leadership and architecture across an enterprise Salesforce environment. This role will lead multiple Salesforce teams while remaining hands-on with architecture, development, integrations, governance, and modernization.
Principal Software Engineer - Identity Graph Twilio IncPrincipal Software Engineer - Identity GraphCA$188,240–$235,300 / yearPartner closely with product and engineering leadership to manage expectations, set direction, and turn initial concepts into actionable plans, Collaborate across Twilio and Stytch teams to align on architecture, integrate platform capabilities and unblock cross-team initiatives. Wrangle ambiguity and execute with a bias for action in grey areas - proactively breaking down undefined problems, making pragmatic architectural trades offs and helping write requirements instead of waiting for them.
Principal Software Engineer/Lead - Salesforce Sunrise Systems IncPrincipal Software Engineer/Lead - SalesforceWindsor, CTSeeking a Principal Software Engineer / Salesforce Lead to provide technical leadership and architecture across an enterprise Salesforce environment. This role will lead multiple Salesforce teams while remaining hands-on with architecture, development, integrations, governance, and modernization.
Senior Software Engineer - Cloud Partner Integrations ClickHouse, Inc.Senior Software Engineer - Cloud Partner IntegrationsNY$141,000–$208,000 / yearPartnering closely with the internal teams whose services you depend on: asking clearly, agreeing on interfaces, and finding ways to keep moving instead of waiting around to be unblocked. You don''t need to have experience of every single point, but these are the attributes of someone who will perform well in this role: 5+ years building software, with a good chunk of it on data-heavy or integration-flavored systems.
NewSenior Software Engineer in Test Mainspring EnergySenior Software Engineer in TestMenlo Park, CAJob Overview Do you enjoy diving into building new automation systems and formulating new testing approaches in areas like cloud computing, networking, IoT with real time operating systems, controls, simulations (MIL, SIL, PIL), and algorithms? AI Workflow Ownership: Demonstrated proficiency in leveraging AI coding assistants as a force multiplier for productivity, combined with the professional judgment to challenge and expand upon AI-generated solutions to ensure system integrity and long-term maintainability.
NewDirector, Software Product HITT ContractingDirector, Software ProductFalls Church, VA$130,000–$210,000 / yearThis leader owns the software product portfolio for their area end to end: partnering with business and field leaders to find the highest-value problems, translating them into clear product bets, sequencing the roadmap, and driving delivery through rapid, iterative cycles. This is a hands-on leadership role for a product-minded builder: someone who is happiest close to the work — shaping backlogs, pressure-testing prototypes, clearing blockers — and who knows how to get small, AI-augmented teams to ship.
Sr Principal Lead Software Engineer (Full-Stack) Northrop GrummanSr Principal Lead Software Engineer (Full-Stack)Cincinnati, OH$142,200–$213,200 / yearPrincipal Cyber Software Engineer Level: B.S. degree in Computer Science, Computer Engineering or related field and 8 years of programming experience; or M.S. degree in Computer Science, Computer Engineering or related field and 6 years of programming experience or Ph. This position is for a Lead Cyber Software Engineer position on Neptune Phoenix to lead a team of software engineers implementing cloud-based, full-stack software applications that incorporate advanced algorithms, decision support processing, and data fusion.
Principal / Sr. Principal DevOps Software Engineer Northrop Grumman CorpPrincipal / Sr. Principal DevOps Software EngineerChantilly, VA$114,000–$171,000 / yearBasic Qualifications for Principal DevOps Software Engineer: Must have a Bachelor's degree in computer science or an equivalent STEM related discipline with a minimum of 5 years of experience, Masters degree with a minimum of 3 years of experience, PhD with a minimum of 1 year of experience or Associates degree with a minimum of 7 years of experience. The program focuses on daily tasking dictated by the customer''s mission and a 24/7/365 operational tempo managed by Internal Product Team (IPT) leads including troubleshooting issues, providing guidance for maintenance and upgrades, recreating findings reported by operators, and interfacing with our internal logistician.
Senior Principal Engineer Software (Embedded) Northrop Grumman CorpSenior Principal Engineer Software (Embedded)Melbourne, FL$122,800–$184,200 / yearPrincipal Engineer Software) bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 8 or more years of experience in software engineering OR a Master's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline and 6 or more years of experience in software engineering. The Software Engineer will participate in the full life cycle of software development, to include requirements development, modeling and design, application development, unit to CSCI testing, integration, formal system testing, release, installation, and maintenance.
Sr Principal Engineer Software - Experimentation Field Integrator Northrop Grumman CorpSr Principal Engineer Software - Experimentation Field IntegratorMelbourne, FL$122,800–$184,200 / yearBasic Qualifications: (Senior Principal Engineer Software) Bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 9 or more years of experience in software engineering OR a Master's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline and 7 or more years of experience in software engineering or a PhD with 4 or more years software engineering experience. The Software Engineer will participate in the full life cycle of software development, to include requirements development, modeling and design, application development, unit to CSCI testing, integration, formal system testing, release, installation, and maintenance.
Sr Principal Lead Software Engineer (full-stack) Northrop Grumman CorpSr Principal Lead Software Engineer (full-stack)Cincinnati, OH$142,200–$213,200 / yearPrincipal Cyber Software Engineer Level: B.S. degree in Computer Science, Computer Engineering or related field and 8 years of programming experience; or M.S. degree in Computer Science, Computer Engineering or related field and 6 years of programming experience or Ph. This position is for a Lead Cyber Software Engineer position on Neptune Phoenix to lead a team of software engineers implementing cloud-based, full-stack software applications that incorporate advanced algorithms, decision support processing, and data fusion.
Senior Software Engineer - SAI/SDK Cornelis Networks IncSenior Software Engineer - SAI/SDKRemoteSDK Development: Develop and maintain switch SDK components, including low-level ASIC drivers, control plane interfaces, and hardware abstraction layers NOS Integration: Integrate SAI/SDK with SONiC and other network operating system platforms, ensuring seamless interoperability Test Infrastructure: Build and maintain test frameworks, harnesses, and CI/CD pipelines for SAI/SDK validation; write comprehensive unit and integration tests Performance Optimization: Profile and optimize SAI/SDK performance for latency, throughput, and resource utilization Technical Collaboration: Work closely with hardware, firmware, and systems teams to define ASIC requirements and resolve integration issues Code Quality: Conduct code reviews, mentor junior engineers, and establish best practices for SAI/SDK development AI-First Development: Leverage AI coding assistants and emerging tooling to accelerate development velocity and code quality. BS in Computer Science, Computer Engineering, or related field 7-10 years of software engineering experience Strong proficiency in C/C++ with deep understanding of systems programming Hands-on experience with switch ASIC/SDK development (Broadcom, Marvell, Intel, or similar platforms) Linux systems programming experience, including kernel interfaces and driver development Strong debugging and problem-solving skills for complex hardware/software integration issues Excellent communication and collaboration skills Commitment to AI-first development practices and continuous learning of emerging AI tooling.
Principal Software Engineer - Identity and Profile - Remote UnitedHealth Group IncPrincipal Software Engineer - Identity and Profile - RemoteEden Prairie, MNRemote$134,600–$230,800 / yearThe fraudulent LinkedIn messages and emails, which do not originate from any Executives LinkedIn account or of UnitedHealth Group's email domains, or those of any of its operating divisions, supposedly conducts an interview via a Zoom meeting, offers a work from home job at Optum, emails an application, sends a fake check by next day delivery through USPS and asks recipients to pay a vendor a large dollar amount. In this role, you will lead the delivery of highly scalable and resilient systems capable of handling real-world consumer traffic, while orchestrating the adoption of AI/ML capabilities-such as personalization pipelines, semantic search/RAG, conversational assistants, and predictive signals-into consumer experiences.
Principal Software Engineer Las Vegas Sands Corp.Principal Software EngineerDallas, TXStrong interpersonal skills with the ability to communicate effectively and interact appropriately with management, other Team Members and outside contacts of different backgrounds and levels of experience. The Principal Software Engineer will leverage deep technical expertise and passion for building high-quality applications to drive architectural decisions, mentor engineers, and influence product development.