Job Title: Senior PHP / Symfony Developer
Location: Kingston, Ontario (Remote, occasional onsite as needed)
Job Type: Contract (full-time hours)
Clearance: N/A
Language: English, strong written and verbal communication required
Compensation: $80–$90/hour inc estimated

About the Opportunity

Our public sector client in higher education is seeking a Senior PHP / Symfony Developer to support the modernization of a mission-critical platform used to coordinate academic accommodations for students. This role will directly impact student experience by improving exam scheduling accuracy, accessibility, and operational efficiency across the institution.

You’ll collaborate with a cross-functional team including developers, business analysts, and accessibility stakeholders to deliver both technical upgrades and meaningful product enhancements. This is a hands-on role where your work will influence system reliability, security, and usability during high-impact academic periods.

What’s in it for You

You’ll join a collaborative, purpose-driven environment where your work supports student success and accessibility. Expect a culture that values thoughtful engineering, stakeholder collaboration, and continuous improvement, along with exposure to complex systems and modernization initiatives.

Your Responsibilities

• You’ll lead modernization efforts, upgrading PHP, Symfony, and system dependencies to supported versions

• In this role, you’ll design and implement new scheduling and accommodation features with complex business logic

• You’ll oversee CI/CD pipelines, secure deployments, and DevSecOps best practices

• You’ll optimize system performance, database queries, and scalability for peak usage periods

• You’ll collaborate with stakeholders to translate requirements into technical solutions and maintain documentation

Skills and Qualifications

• 8+ years of experience developing and modernizing PHP applications;
  5+ years in Symfony (including at least 3 successful framework/runtime upgrade projects). 
  Demonstrated experience operating secure, production web applications (hardening, patching, secrets management, SSO/OAuth/SAML integrations TBD).
  Proven track record implementing scheduling/constraint logic, or other complex business rules

• Strong experience with MySQL and performance tuning in production environments

• Proven experience with CI/CD pipelines, containerization (Docker), and DevOps practices

• Experience building RESTful APIs and data integration pipelines

• Strong communication skills with the ability to work with both technical and non-technical stakeholders

Why Partner with Altis

If you’ve never worked with a staffing agency before, don’t worry, we make it easy. You’ll still engage directly with the client while we handle the logistics, provide guidance, and keep you informed every step of the way. We’ll represent your strengths, guide you through each stage of the process, and ensure the experience feels personal and transparent.

We appreciate the time and effort all applicants invest in their submissions. Please note that only candidates shortlisted for this role will be contacted directly. However, your profile will remain under consideration for future opportunities that align with your experience and career goals. All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities. If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions. Our human recruiters review all applications and always make the final hiring decision. On occasion, we also use AI-assisted tools to help review applications.