Senior Software Engineer (Security) (Remote from Canada)

Medium; Remote; CAD 80,000 - 100,000; Full time

Job summary

A leading technology company is seeking a Senior Software Engineer (Security) to design and maintain security features for large-scale web platforms. You will influence the security posture, work closely with product teams, and mentor junior engineers. This position supports remote work, offers competitive pay, and promotes a collaborative culture. Ideal candidates are experienced in PHP and Java, with strong skills in secure software development and threat modeling.

Benefits

Competitive, location-adjusted compensation

Flexible remote work environment

Opportunities for professional growth

Inclusive workplace culture

Supportive resources for development

Qualifications

• 5+ years of experience as a software engineer with a focus on security.
• Proficiency in PHP and Java with experience in modern codebases.
• Strong understanding of secure software development practices.

Responsibilities

• Design, develop, and deliver security features for web platforms.
• Collaborate with engineering teams to ensure secure architectural decisions.
• Mentor and guide less experienced engineers on secure development practices.

Skills

PHP

Java

Secure software development

Threat modeling

Application-level vulnerabilities

Mentoring

Job description

Senior Software Engineer (Security) in Canada.

In this role, you will design, develop, and maintain advanced security features for large-scale web platforms, ensuring resilience against emerging threats and protecting sensitive data. You will work closely with engineering and product teams to implement secure software practices, perform thorough testing, and contribute to the overall security architecture. This position offers the opportunity to influence the security posture of a widely used platform, participate in cross-functional projects, and mentor team members on secure coding and best practices. Operating in a remote-first, globally distributed team, you will balance technical innovation with operational excellence while fostering a collaborative and transparent engineering culture.

Accountabilities

• Design, develop, and deliver security features and enhancements for web platforms
• Collaborate with other engineering teams to ensure safe architectural and implementation decisions
• Lead by example in code review, decision-making, and team culture, fostering transparency, empathy, and collaboration
• Develop, review, and deploy security solutions implemented by the team and community contributors
• Maintain security-critical components, address technical debt, and perform security maintenance
• Provide support during application security incidents and operational challenges
• Mentor and guide less experienced engineers on secure development practices

Requirements

• 5+ years of experience as a software engineer, with a focus on security
• Proficiency in PHP and Java and experience working in modern codebases
• Strong understanding of secure software development, threat modeling, and application-level vulnerabilities
• Ability to break down complex projects into actionable tasks and create proofs of concept
• Experience explaining security issues, privacy risks, and mitigation strategies to non-technical stakeholders
• Comfort working in a remote, distributed team environment
• Nice-to-have: experience with bot detection, CAPTCHA, security countermeasures, MediaWiki, open-source contributions, and secure design patterns

Benefits

• Competitive, location-adjusted compensation
• Flexible remote work environment
• Opportunities for professional growth and learning specialist security skills
• Inclusive and diverse workplace culture
• Supportive resources for personal and professional development