Senior Frontend Engineer
- Toronto, ON, Canada
- Greater Toronto Area, Canada, Canada
Full-time
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Job details
- Job type
- Full-time
- Experience
- 4+ years of frontend development experience with at least 2 years in a senior or lead role.
- Posting language
- English
- Posted
Original job description
For Executives
Built for boards, CIOs, and audit committees
- Executive Brief
- Compliance Crosswalk
- Cost of Inaction
- Trust Center· soon
Learn
Field notes, principles, and the Standard
- The NHIG Standard
- Field Notes
- AI Agent Governance
- Certificate Lifecycle
- Identity Registry
- Why Now
Tools
Estimate, scan, and act
- Risk Estimator
- Discovery Scan
- Implementation Timeline
Browse the full libraryAll resources→
PricingTeam
We’re hiring·4 roles→Free ScanScan→
PlatformStandardResourcesPricingTeamRequest Discovery Scan→We’re hiring· 4 roles →
← All open roles
- Engineering
- Frontend
LocationHybrid
- Greater Toronto Area
Reports toChief Product Officer
Apply for this role→
- About the Role
You'll work closely with the Software Architect, Full-Stack Engineer, and Cloud Deployment Engineer to turn wireframes and requirements into polished, performant user experiences.
- Responsibilities
UI development & architecture
- Bootstrap, design, and build modern, responsive UIs using frameworks like React, Vue, or similar.
- Take ownership of the entire frontend codebase, architect the frontend for scalability, reusability, and maintainability.
- Collaborate with backend engineers to integrate APIs securely and efficiently.
- Define and enforce UI architecture, component structure, and optimize front-loading data and state-management strategies.
- Design intuitive and user-friendly interfaces for complex security workflows and dashboards.
- Apply design systems, accessibility best practices (WCAG), and consistent UX patterns.
- Work closely with product and customers to translate complex requirements into elegant experiences.
- Collaborate with product managers to shape features, prototypes, and flows.
- Identify UX and UI improvements based on customer feedback and usage data.
- Contribute to defining frontend testing strategy and CI/CD processes.
- Mentor junior engineers as the team scales.
- Required Skills
Core
- 4+ years of frontend development experience with at least 2 years in a senior or lead role.
- Expertise in Next.js (preferred) and React with deep understanding of hooks and state management (Redux, Zustand, etc.).
- Experience with TypeScript, component-driven development, and design systems.
- Strong grasp of HTML5, CSS3, SCSS, and responsive design techniques.
- Comfortable with RESTful and secure APIs, including OAuth2 / OIDC integration. Working with Auth0 SDKs or similar SDKs is an asset.
- Comfortable building Login and Logout flows.
- Solid understanding of frontend security practices (XSS, CSP, CORS).
- Experience building admin consoles, dashboards, or SaaS web apps.
- Familiarity with frontend testing tools (Jest, Cypress, Playwright).
- Hands-on experience with CI/CD for frontend and modern build tools (Vite, Webpack).
- Nice to Have
- Experience working in security, cryptography, or developer tools.
- Familiarity with Figma, Storybook, or UI design systems for design collaboration.
- Understanding of accessibility standards and browser performance tuning.
- Exposure to Kubernetes, Docker, and how frontend fits into modern DevOps pipelines.
- Prior experience owning a product end-to-end in a startup or early-stage environment.
- Who You Are
- You care deeply about user experience and constantly think from the user's perspective.
- Implementation mindset: you love writing code to test architectural components.
- You're a self-starter who takes ownership and pushes features from concept to production.
- You're collaborative, open to feedback, and comfortable working in a cross-functional, remote-first team.
- Why Join Us
Remote & flexible: work from anywhere.
02
Fast-paced, no red tape: move quickly, own decisions, drive real change.
03
Collaborate with industry leaders in cyber security.
04
High-impact role: design and develop UI architecture for a cutting-edge NHI platform.
05
Growth opportunity: exposure to product architecture, automation, and DevOps best practices.
Ready to apply?
Email your application directly to FR03@arkion.ai. Include the following so we can move quickly:
- Resume & portfolio
- GitHub profile
ARKION
The governance layer for non-human identity. Purpose-built for the machine estate beneath the enterprise: AI agents, service accounts, and the cryptographic substrate underneath them.
Product
- Platform
- Capabilities
- Discovery Scan
- Executive Brief
- Compliance
- Cost of Inaction
- Risk Estimator
- NHIG Guide
- The NHIG Standard
- Vocabulary
- Field Notes
- AI Agent Governance
- Certificate Lifecycle
- Identity Registry
- About
- Team
- Careers
- Pricing
- Contact
- Trust Center
- Security
- Privacy
- Terms
© 2026 Arkion Identity Systems, Inc.
More about this job
Responsibilities
Own and architect the frontend codebase, building responsive dashboards, reporting, inventory management, and core user flows from the ground up. Collaborate with product, design, and engineering colleagues to deliver secure, accessible, tested user experiences and improve them using customer feedback.
Requirements
Requires at least four years of frontend development experience, including two years in a senior or lead role, with expertise in Next.js and React, TypeScript, state management, and design systems. Candidates should also have experience with secure APIs and authentication, frontend security, SaaS dashboards, testing, and CI/CD; security-sector experience and tools such as Auth0, Figma, and Storybook are assets.
Skills
- Next.js
- React
- TypeScript
- State Management
- Component-Driven Development
- Design Systems
- HTML5
- CSS3
- SCSS
- Responsive Design
- REST APIs
- OAuth2
- OpenID Connect
- Frontend Security
- Frontend Testing
- CI/CD
Visa sponsorship
Not detected in the job text
Categories
- Software
- Technology
- Engineering
- Security & Safety
Keywords
- Next.js
- React
- TypeScript
- Redux
- Zustand
- HTML5
- CSS3
- SCSS
- REST APIs
- OAuth2
- OpenID Connect
- Auth0
- XSS
- Content Security Policy
- CORS
- Jest
- Cypress
- Playwright
- CI/CD
- Vite
- Webpack
- WCAG
- Figma
- Storybook
- Docker
- Kubernetes
- SaaS
- Frontend Architecture
- Design Systems
- Cybersecurity