122 sr principal software engineer jobs at 49 companies in Taylor, TX
3mo
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Principal Software Engineer – Developer Experience
Austin or Warren
HybridFull Time
10+ YOE10+ years in software development; senior/principal-level leadership; strong systems thinking and product mindset; AI-native mindset; experience leading cross-team initiatives; excellent communication.
Java, Go, C#, Python, TypeScript, GitHub, GitLab, CI/CD, Jira, ADO, Artifact repositories, Secrets management
2mo
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Principal Software Engineer - 26207
Austin, Texas, United States
RemoteFull Time
8+ YOE8+ years of software engineering; strong in PET stack (Python, TypeScript/React, RDBMS, AWS); lead design and architecture; mentor engineers; ensure reliability, performance, and observability.
ReactJS, TypeScript, Node.js, Databricks, Python, Jenkins, GitHub, Bitbucket, CI/CD, SOC compliance
4w
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Sr Principal Software Engineer
Nashua or Austin
$133k-$226k/yr OnsiteFull Time
8+ YOESecret clearance (recent or obtainable), strong C++, embedded/software development, OOP, testing/verification, familiarity with containers and DevSecOps, typically 8+ years experience.
C++, containers, DevSecOps
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Principal Software Engineer
Nashville or Austin
$100k-$223k/yr OnsiteFull Time
6+ YOE6-10 years distributed cloud engineering; strong PaaS experience; Java/C++/C#, scripting; collaboration with cloud teams; strong communication; AI tooling exposure.
Java, C++, C#, Scripting
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Principal Software Engineer - 26207
Austin or United States
HybridFull Time
8+ YOE8+ years of software engineering, leadership in design/architecture, production-grade code, testing, CI/CD, observability, SOC/compliance awareness, and collaborating across distributed teams.
Python, TypeScript, Angular, RDBMS, AWS
3mo
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Sr. Principal Software Engineer
Austin, Texas, United States
$196k-$364k/yr OnsiteFull Time
MS in Computer Science or Computer Engineering; proficient in C/C++; strong algorithms; digital logic knowledge; UNIX/Linux preferred; Design-for-Test knowledge preferred; HDL (Verilog/VHDL) a plus; strong problem solving and communication.
C/C++, UNIX, Linux, Verilog, VHDL
2mo
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Principal Software Engineer
United States or Canada or Columbus or Austin or San Francisco or New York City
$191k-$264k/yr RemoteFull Time
8+ YOEBachelor's or equivalent and 8+ years software engineering experience; designing and operating large-scale distributed systems, relational schemas, APIs, auth/RBAC; partnering with risk/compliance/operations teams.
TypeScript, Node.js, Next.js, Prisma, SOC 2, NIST CSF
4w
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AI Development & Agent Ops — Senior Principal Software Engineer
Hopkinton or Austin
$208k-$270k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience, strong CI/CD and DevOps practices, experience with agentic/AI development, cross-functional collaboration, strong written and verbal communication.
CI/CD, DevOps, Windsurf, Codeium, Claude Code, GitHub Copilot, Cursor, Model Context Protocol (MCP)
3mo
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Principal Software Engineer (Platform Team)
Bastrop or Hawthorne or Palo Alto or Redmond or Starbase or Sunnyvale
OnsiteFull Time
7+ YOEBachelor’s degree in CS/CE or related field and 7+ years building production platforms; or 9+ years experience without a degree.
Docker, Kubernetes, Cloud, Frontier Models, MLOps, Python
2mo
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Principal Software Engineer
Austin or Irvine or Dallas
$134k-$185k/yr HybridFull Time
5+ YOEBachelor's degree required, 5+ years software development experience, strong SDLC and architecture skills, cross-stack programming, experience driving adoption of tools and AI-assisted workflows (GitHub Copilot, LLM APIs, agent frameworks), strong communication and leadership.
GitHub Copilot, LLM APIs, agent frameworks, SDKs
2mo
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Principal Software Engineer
Boulder or Austin
$180k-$220k/yr OnsiteFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
10+ YOE10+ years engineering experience, Bachelor's in CS/CE, proven architecture leadership, proficiency with Python and SQL, Linux experience, familiarity with Git and automated testing, and willingness to learn atomic/optical/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP
2mo
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Principal Software Engineer (Python)
Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin
$155k-$180k/yr HybridFull Time
10+ YOEMaster's or Bachelor's in CS/AI (required), 10+ years software engineering, expert Python/FastAPI, semantic/graph and RAG experience, cloud (GCP/AWS/Azure), Git/Unix, ADK, vector DBs, strong communication and leadership.
Git, Unix, Python, FastAPI, FastMCP, ADK, Vector Databases, GraphRAG, RAGAS, DeepEval, HyDE, GCP, AWS, Azure
2mo
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Senior Principal Applied AI-Software Engineer
Austin, Texas, United States
HybridFull Time
10+ YOEBachelor's degree in CS/Engineering, 10+ years software development, 5+ years technical leadership, hands-on experience with AI coding agents, strong communication, and US work authorization without sponsorship.
Nigel, GitHub Copilot, Claude Code, Codex, Antigravity, Cursor, C/C++, Go, .NET, Python, TypeScript, Next.js, React
1d
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Principal Embedded Software Engineer
Austin, Texas, United States
OnsiteFull Time
15+ YOEBS or MS in computer science, electrical engineering, or computer engineering; 15+ years of experience; expert C/C++, Python, embedded systems, RTOS, software architecture, debugging, and hardware integration expertise.
C, C++, Python, Linux, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Teams, RTOS, Software Development Kit (SDK), ARM
3mo
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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
1mo
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Principal Software Engineer
Austin or Toronto or Alabama or California or Florida or Georgia or Illinois or Indiana or Kansas or Kentucky or Maryland or Michigan or Missouri or North Carolina or Ohio or Oregon or Rhode Island or Tennessee or Texas or Virginia
RemoteFull Time
Technical leader with hands-on experience building and replatforming SaaS products, team leadership, proficiency with NodeJS, C#, PostgreSQL and Microsoft SQL, and experience using AI tools (Claude preferred).
Claude, NodeJS, C#, PostgreSQL, Microsoft SQL
3d
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Principal Software Engineer
Redmond or Austin or Mountain View or San Francisco or New York City
$143k-$275k/yr HybridFull Time
6+ YOEBachelor's degree in computer science or related technical field and 6+ years of coding experience. Requires C/C++ development, Windows systems knowledge, hardware debugging, automation, and cross-functional collaboration.
C, C++, C#, Java, JavaScript, Python, Microsoft Windows, Linux, PCIe, NVMe, USB, I2C, SPI, UART, GPIO, Plug and Play, JTAG, Scrum
2mo
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Sr. Staff / Principal Software Engineer – Linux Kernel & ARM Server Platforms
Santa Clara or Austin
$181k-$271k/yr OnsiteFull Time
6+ YOEBachelor's in Engineering/CS/Info Systems +6 years (or MS+5 / PhD+4); 3+ years programming in C/C++/Java/Python; experience with Linux kernel, firmware, platform software, ARM/server platforms, low-level systems programming, and cross-functional technical leadership.
ACPI, UEFI, SystemReady, SBSA, SBBR, PSCI, Linux kernel, C, C++, Java, Python, assembly
1mo
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Principal Software Engineer - U.S.
Austin, Texas, United States
OnsiteFull Time
15+ YOE15+ years experience building data-intensive distributed systems; expertise with big data technologies, DDD, reliability, CI/CD, cloud providers, APIs, and security-minded design.
ElasticSearch, NoSQL Stores, Kafka, Columnar Databases, DataFlow, Pipeline Systems, Graph DataStores, Enterprise Message Bus, Terraform, Jenkins, CodePipeline, Docker, CI/CD, AWS, Azure, GCP
2w
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Principal Software Engineer, Data
Austin, Texas, United States
OnsiteFull Time
8+ YOE8+ years designing, building, and scaling data infrastructure; expertise with data pipelines, backend languages, SQL, technical leadership, cross-functional collaboration, and analytical communication.
Kubernetes, Trino, Apache Iceberg, ClickHouse, PostgreSQL, Go, JavaScript, TypeScript, Python, Rust, SQL, Spark, Delta Lake, Kafka, Airflow, dbt