Senior Software Developer; Rust

Lastwall is a Canadian cybersecurity company focused on identity and mission-critical operations across defense, government, and critical infrastructure.

Headquartered in Fredericton, New Brunswick, with offices in Vancouver and Honolulu, Lastwall is positioned to help strengthen North American cyber resilience.

• Build, maintain, and improve features across Lastwall’s SSO and management portal products. Work collaboratively across systems to deliver reliable, secure, and user-friendly functionality for enterprise and government customers.
• Own scoped features and technical initiatives from requirements through implementation, testing, review, documentation, and release. Translate product and technical requirements into clear development plans, manage complexity, and deliver high-quality work with appropriate independence.
• Build and integrate REST APIs, authentication tools, and related technologies. Collaborate with other developers to ensure frontend and backend systems work together securely, and reliably.
• Develop with a security-first mindset. Make thoughtful software and hardware tradeoffs where required by security, compliance, or customer requirements. Contribute to software that supports sensitive, regulated, and mission-critical environments.
• Write well-organized, maintainable code supported by clear documentation and appropriate test coverage. Participate in code reviews, improve testing practices, manage technical debt, and help raise development standards across the team.
• Work within a collaborative engineering team using daily stand-ups, two-week sprints, and Lastwall’s Scrum Ban-style development process. Participate in planning, implementation, review, testing, and documentation.
• Provide technical guidance and support to other developers. Help peers think through implementation choices, security considerations, code quality, testing, and long-term maintainability without carrying formal people-management responsibility.
• Operate effectively in a growing company where priorities may shift and requirements may evolve. Respond to urgent requests when needed, bring structure to unclear problems, and help the team make practical technical tradeoffs.

• 7+ years of professional software development experience, ideally in a startup, SaaS, cybersecurity, identity, government technology, or other complex software environment.
• Demonstrated experience working across modern web application stacks, ideally including Rust-based backends (e.g. Axum/Tokio, Actix, Rocket, etc.), Docker, and PostgreSQL.
• Deep knowledge of development for the web, with JavaScript, HTML, and CSS fundamentals.
• Strong experience working with and building web APIs, including REST or similar API patterns.
• Ability to own feature delivery end-to-end, from requirements and technical design through implementation, testing, documentation, and release.
• A security-minded approach to development, with willingness to make software or hardware tradeoffs when required by security needs.
• Experience working in a team development environment, including stand-ups, sprint planning, code reviews, technical discussions, and collaborative delivery.
• Strong communication and collaboration skills, with the ability to coach, support, and mentor peers.
• Enthusiasm for well-organized code, clear documentation, and maintainable development practices.
• Good judgment in ambiguous technical situations, including the ability to define tasks from requirements, manage changing priorities, and propose practical solutions.
• Comfort in a small but growing company, where ownership, adaptability, and thoughtful execution matter.

• Experience working with authentication and authorization protocols such as SAML, OIDC, or OAuth
  2.
• Experience working with various PKI-based authentication mechanisms such as FIDO2/Web Authn/Passkeys, mTLS, etc.
• Experience with deployment platforms, with a focus on containerization (Docker, Kubernetes).
• Experience with frontend frameworks (e.g. Angular), end-to-end testing (e.g. Cypress), and continuous integration tools.
• Exposure to FedRAMP or other regulated software environments.
• Knowledge of compliance frameworks or secure…