Come work at a place where innovation and teamwork come together to support the most exciting missions in the world!
About the RoleWe are looking for a passionate, highly motivated Senior Frontend Engineer to design, build, and scale high-performance web applications for enterprise customers, with strong React/JavaScript skills and curiosity about AI-assisted engineering.
Key Responsibilities- Design and maintain scalable, performant UIs using React and modern JavaScript.
- Build and maintain reusable component libraries and design systems.
- Contribute to frontend architecture, state management, and performance optimization.
- Participate in code reviews, uphold best practices, and mentor junior engineers.
- Own CI/CD workflows (Jenkins) and manage source control (Bitbucket/Git).
- Track work in Jira with clear technical scoping.
- Evaluate and integrate AI-assisted development tools to improve velocity and quality.
- Champion accessibility, cross-browser compatibility, and responsive design.
- Translate Figma designs into pixel-perfect, production-ready UI.
- JavaScript (ES6+) — strong fundamentals and asynchronous patterns.
- React (5+ years hands-on) — hooks, component composition, performance optimization, state management (Redux Toolkit or equivalent).
- Node.js — building/maintaining backend services, REST APIs, or BFF layers.
- HTML5 and CSS3 — semantic markup, responsive layouts, CSS-in-JS or utility-first frameworks.
- Jira, Jenkins, Bitbucket/Git — sprint tracking, CI/CD, and version control.
- Vite and/or Webpack — bundling, build configuration, and performance tuning.
- Practical exposure to AI-assisted development — LLM coding assistants (e.g., Claude, Copilot, Devin), prompt engineering, agentic workflows, and MCP or similar tool-use patterns.
- Micro-frontend architectures and Module Federation.
- Writing unit test cases using Vitest, React Testing Library, Mocha, or Chai.
- Strong grasp of software design patterns and their application in frontend architecture.
Good to Have
- Exposure to SSE (Server-Sent Events) or real-time streaming patterns.
- Prior mentoring or feature-team leadership experience.
- TypeScript.
- Docker and Kubernetes.
5 to 9 years of professional frontend engineering experience, including at least 2-4 years on production React applications at scale.
What We Offer- Ownership of high-impact, customer-facing products.
- A collaborative culture balancing technical depth with pragmatic delivery.
- Opportunity to work at the forefront of AI-assisted software development.
Skills Required
- Strong JavaScript ES6+ fundamentals and asynchronous programming patterns
- Five or more years of hands-on React experience, including hooks, component composition, performance optimization, and state management
- Experience with Redux Toolkit or equivalent state-management tools
- Node.js experience building or maintaining backend services, REST APIs, or BFF layers
- HTML5 and CSS3, including semantic markup and responsive layouts
- Experience with CSS-in-JS or utility-first CSS frameworks
- Jira, Jenkins, Bitbucket, and Git experience
- Vite and/or Webpack experience with bundling, build configuration, and performance tuning
- Practical exposure to AI-assisted development, LLM coding assistants, prompt engineering, agentic workflows, and MCP or similar tool-use patterns
- Experience with micro-frontend architectures and Module Federation
- Experience writing unit tests using Vitest, React Testing Library, Mocha, or Chai
- Strong understanding of software design patterns and frontend architecture
- Five to nine years of professional frontend engineering experience, including two to four years on production React applications at scale
- Exposure to SSE or real-time streaming patterns
- Prior mentoring or feature-team leadership experience
- TypeScript experience
- Docker and Kubernetes experience
Qualys Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Qualys and has not been reviewed or approved by Qualys.
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Affordable Benefits — Benefits costs are widely viewed as low for employees and dependents, with healthcare often described as almost fully paid for. Feedback suggests this affordability helps offset perceptions of lower base pay in some roles.
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Healthcare Strength — Healthcare offerings are broad, including multiple medical plan options, dental and vision coverage, mental health support, and disability insurance. Benefits are described as “pretty amazing” or “great,” reinforcing perceived quality and coverage depth.
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Equity Value & Accessibility — Equity participation is accessible through company stock plans and an employee stock purchase plan. Compensation packages commonly include equity alongside salary and bonus, which some consider a meaningful part of total rewards.
Qualys Insights
What We Do
Qualys, Inc. (NASDAQ: QLYS) is a pioneer and leading provider of disruptive cloud-based security, compliance and IT solutions with more than 10,000 subscription customers worldwide, including a majority of the Forbes Global 100 and Fortune 100. Qualys helps organizations streamline and automate their security and compliance solutions onto a single platform for greater agility, better business outcomes, and substantial cost savings. The Qualys Cloud Platform leverages a single agent to continuously deliver critical security intelligence while enabling enterprises to automate the full spectrum of vulnerability detection, compliance, and protection for IT systems, workloads and web applications across on premises, endpoints, servers, public and private clouds, containers, and mobile devices. Founded in 1999 as one of the first SaaS security companies, Qualys has strategic partnerships and seamlessly integrates its vulnerability management capabilities into security offerings from cloud service providers, including Amazon Web Services, the Google Cloud Platform and Microsoft Azure, along with a number of leading managed service providers and global consulting organizations. For more information, please visit http://www.qualys.com
