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374 software security engineer jobs at 201 companies in Vacaville, CA

2mo
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Senior Security Software Engineer
San Francisco or New York City
$194k-$239k/yr HybridFull Time
Hover
Hover: Creates 3D property models and measurements from smartphone photos.
5+ YOE5+ years software engineering, 3+ years security engineering, proficiency in Ruby/TypeScript/Python/C++, experience building scalable security systems, threat modeling, SDLC security, and mentoring engineers.
Ruby, TypeScript, Python, C++, Docker, GCP, Terraform, Kubernetes, SAST, MLOps, CI/CD
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2w
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Software Engineer, Security
San Francisco, California, United States
$350k-$475k/yr OnsiteFull Time
Thinking Machines
Thinking Machines: Building AI systems to extend human will and judgment.
Bachelor's or equivalent, proficiency in Python or Rust, experience securing web apps/APIs and auth flows, familiarity with cloud infrastructure, strong software engineering and collaboration skills.
Python, Rust, CI/CD, ML/LLM APIs
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3mo
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Sr. Security Software Engineer, Vulnerability Management - Slack
Atlanta or Seattle or San Francisco
$173k-$260k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
6+ YOE6+ years software engineering with security focus; proficient in Python; experience with security tooling and CI/CD; strong cross-team collaboration and communication.
Python
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3w
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Senior Software Engineer, Security
San Francisco, California, United States
$220k-$330k/yr OnsiteFull Time
Harvey
Harvey: AI platform for legal research and document analysis.
5+ YOE5+ years software engineering; hands-on security infrastructure experience (IAM, authn/authz, secrets, privileged access); production services experience; cloud experience; strong communication and security reasoning.
Claude Code, Codex, Azure, GCP, AWS, SCIM, OIDC, SAML, OPA, Cedar, Zanzibar
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1mo
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Software Engineer, Security
San Francisco, California, United States
$180k-$250k/yr OnsiteFull Time
Pylon
Pylon: AI-native customer support platform for B2B companies.
3+ YOE3+ years building production software with security focus; strong application security knowledge, vulnerability triage/incident response experience, AI-assisted development familiarity, startup experience, willing to work in San Francisco.
React, Golang, GraphQL, AWS
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3mo
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Sr. Security Software Engineer, Vulnerability Management - Slack
Atlanta or Seattle or San Francisco
$173k-$260k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Provides cloud-based customer relationship management and enterprise software.
6+ YOE6+ years software engineering with security focus; strong Python; vulnerability management experience; CI/CD and cross-functional collaboration.
Python, Vulnerability scanners, CI/CD, SIEM, Cloud (AWS/Azure/GCP), Containers
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2mo
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Software Engineer, Security
San Francisco, California, United States
$290k-$350k/yr HybridFull Time
Notion
Notion: Provides a unified workspace for notes, documents, and project management.
10+ YOE10+ years security engineering experience shipping identity/authentication, authorization, and AI/LLM security protections; strong cross-team coordination, RFC writing, and system-design skills.
SAML, OIDC, OAuth, SpiceDB, Macaroons, CSP, passkeys, AI/LLM
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2mo
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Security Software Engineer, IAM
United States or San Francisco or New York City
$208k-$312k/yr RemoteFull Time
Vercel
Vercel: Frontend cloud platform for building and hosting web applications.
7+ YOE7+ years in identity/access management or platform security; deep Okta and Terraform expertise; AWS/GCP IAM experience; MDM/MAM experience (Jamf/Intune); strong collaboration and autonomy.
Okta, Terraform, AWS, GCP, Jamf, Intune, SCIM, SAML, OIDC, Google Workspace, Azure AD, Next.js, AI SDK
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Software Engineer, Codex Security
San Francisco or Seattle or United States
$230k-$325k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
Strong full-stack/product-minded software engineer able to build end-to-end product and platform features; security curiosity helpful; experience with backend, infrastructure, developer tooling, and cloud systems.
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2mo
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Software Engineer, Security
San Francisco, California, United States
OnsiteFull Time
Lassie: AI-powered automation platform for healthcare practice administration and billing.
Design and build security controls, audit logs, data protection, monitoring, and incident readiness; threat-model new workflows and partner with engineering to protect customer data.
Python, Django, Pydantic AI, Postgres, Redis, TypeScript, React, Tailwind, Google Cloud Platform, Vercel, Linear, Slack, Notion
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1w
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Software Engineer, Security
San Francisco, California, United States
$250k-$350k/yr OnsiteFull Time
Slash
Slash: Business banking platform for entrepreneurs and vertical-specific industries.
2+ YOESecurity generalist with 2–5 years of experience or recent security founder; proficiency in TypeScript or another object-oriented language; experience with infrastructure, application security, and security program ownership.
Cloudflare, AWS WAF, AWS, VPC, Kubernetes, EKS, CockroachDB, Kafka, Terraform, Pulumi, TypeScript, PCI, SOC 2
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3d
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Software Engineer — Security
New York City or San Francisco
$220k-$300k/yr HybridFull Time
Snorkel AI
Snorkel AI: Software platform for programmatic AI data development and labeling.
Requires Python, Go, or similar programming; cloud-native and containerized systems experience; Terraform and AWS architecture; IAM and network security expertise. Experience with security automation, incident response, threat modeling, and compliance frameworks is valued.
Python, Go, Infrastructure as Code (IaC), Cloud Security Posture Management (CSPM), AWS, Kubernetes, Identity and Access Management (IAM), Network Access Control Lists (NACLs), Virtual Private Cloud (VPC), AWS Key Management Service (KMS), Terraform, CI/CD, Amazon Machine Images (AMIs), Secrets Manager, HashiCorp Vault, NIST CSF, ISO 27001, SOC 2, CIS benchmarks, Secure Development Lifecycle (SDLC), Static Application Security Testing (SAST), Software Composition Analysis (SCA), Software Bill of Materials (SBOM), Security Information and Event Management (SIEM), Security Orchestration, Automation and Response (SOAR), GCP, Azure, Zero-trust, Data Loss Prevention (DLP)
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3d
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Senior Software Engineer, Security
United States or San Francisco or Miami or New York City
$170k-$230k/yr RemoteFull Time
Flex
Flex: AI-native private banking platform for business owners.
Substantial hands-on security and software engineering experience; proficiency with Python, Go, TypeScript, AWS or GCP, Terraform, containers, CI/CD, threat modeling, secrets, workload identity, and service authorization.
Python, Go, TypeScript, AWS, GCP, Terraform, Infrastructure as Code (IaC), CI/CD, SBOM, AI, LLM
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1mo
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Staff Software Engineer - Security
San Francisco, California, United States
$240k-$300k/yr OnsiteFull Time
Flow Engineering
Flow Engineering: Collaboration software for engineering complex hardware systems.
8+ YOE8+ years building production software with deep application and cloud security, threat modeling, incident response, SOC 2 experience, and securing AI/LLM systems.
TypeScript, Node.js, Python, Postgres, AWS, GCP, Azure, CI/CD, LLM
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3mo
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Software Engineer - Security/Infrastructure
San Francisco, California, United States
$200k-$350k/yr OnsiteFull Time
AfterQuery
AfterQuery: Curating specialized datasets and environments to train frontier AI models.
2+ YOE4-7 years building software or security systems; strong Python/Go/TypeScript; experience with cloud environments (IAM, networking, containers); able to ship secure, scalable infrastructure.
Python, Go, TypeScript, Cloud, IAM, Networking, Containers
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4w
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Senior Software Engineer, Security Development
San Francisco, California, United States
$202k-$230k/yr HybridFull Time
Asana
AsanaNYSE: ASAN: Software platform for team project management and workflow automation.
4+ YOE4+ years professional software development; experience building platforms, libraries, or core infrastructure; security engineering and AWS experience; strong CS fundamentals and communication.
AWS
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3mo
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Security Engineer
San Francisco, California, United States
$260k-$300k/yr OnsiteFull Time
Cognition
Cognition: Developing autonomous AI agents for software engineering.
Hands-on security engineer with product and infrastructure security, threat modeling, and incident response; strong software fundamentals in Python, Rust, and Go; cloud and web security expertise; degree in CS/Engineering.
Python, Rust, Go, Kubernetes, AWS, GCP, Azure, Git, CI/CD
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1mo
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Senior Software Engineer - Product Security
New York or Seattle or San Francisco
$204k-$281k/yr HybridFull Time
Plaid
Plaid: Provides financial data connectivity and payment infrastructure via APIs.
5+ YOE5+ years building and scaling production services; experience with vulnerability management, distributed systems, cloud infrastructure security; strong engineering and communication skills.
AWS, Kubernetes, Terraform
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2mo
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Security Engineer, Application Security
San Francisco, California, United States
$200k-$325k/yr OnsiteFull Time
Serval
Serval: AI platform for automating IT and enterprise service workflows.
10+ YOE10+ years in cybersecurity with deep expertise in application security, secure SDLC, vulnerability management, secure cloud-native architecture, leadership experience, and strong software engineering skills.
SAST, DAST, SCA, secrets scanning, fuzzing, CI/CD
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3w
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Senior Security Engineer - Product Security
San Francisco or New York City
$100k-$300k/yr OnsiteFull Time
Cogent Security
Cogent Security: Autonomous AI agents for enterprise vulnerability remediation.
5+ years security engineering experience in application/product security, secure SDLC, threat modeling, code scanning, supply-chain security, strong software engineering skills, and familiarity with modern AI security concerns.
Python, Go, TypeScript, SAST, DAST, CI/CD
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