Senior Application Security Engineer

Toronto, ON
On-site
Posted Sep 17, 2026
1 position

$118,000–$152,000 / year

Opens an external site

Employment type: Full-time
Experience level: Senior · 7+ years
Posting language: English
Working hours: 40 hours per week

Job summary

You will lead end-to-end WAF migrations to Cloudflare and Akamai, including configuration, application onboarding, and policy tuning. You will also collaborate with cross-functional teams to execute traffic routing changes and ensure post-migration service stabilization.

Job details

The Role As a Senior Application Security Engineer, you will provide hands-on technical delivery for the migration of Web Application Firewall (WAF) capabilities to Cloudflare and/or Akamai. You will work closely with architecture, security, network, and application teams to execute migration waves, onboard applications, implement security policies, and support successful cutovers. You will play a key role in validating functionality, security, and performance, resolving technical issues, and supporting post-migration stabilization across complex enterprise environments. What You’ll Do * Deliver end-to-end WAF migrations to Cloudflare and/or Akamai, including configuration, application onboarding, and deployment. * Implement and tune WAF security policies, rules, and controls in line with application and security requirements. * Execute DNS and traffic-routing changes and support integrations required for successful application migration. * Perform testing, troubleshooting, and validation to confirm functionality, security, and performance throughout migration waves. * Partner with architecture, security, network, and application teams to support cutover activities, resolve technical issues, and stabilize services following migration. What We’re Looking For * 10+ years of relevant experience in network security, application security, infrastructure engineering, or related technical roles, with substantial hands-on WAF experience. * Strong hands-on experience configuring, migrating, and supporting enterprise WAF technologies, ideally Cloudflare and/or Akamai. * Practical knowledge of DNS, HTTP/HTTPS, TLS, traffic routing, application delivery, and web security concepts. * Experience implementing and tuning WAF policies and security rules, troubleshooting application traffic, and resolving migration or production issues. * Demonstrated experience working collaboratively with architecture, security, network, and application teams to deliver complex technical changes. Bonus Points For * Experience delivering large-scale WAF migration or modernization programs across complex enterprise environments. * Knowledge of Cloudflare and Akamai security, application delivery, and traffic management capabilities. * Experience supporting phased application migration waves, production cutovers, and post-deployment stabilization. * Familiarity with automation, scripting, APIs, or infrastructure-as-code approaches used to support security or infrastructure deployments. * Experience delivering security technology within financial services or another highly regulated environment. Why Join Capco * Deliver high-impact technology solutions for Tier 1 financial institutions * Work in a collaborative, flat, and entrepreneurial consulting culture * Access continuous learning, training, and industry certifications * Be part of a team shaping the future of digital financial services * Help shape the future of digital transformation across FS & Energy. We offer a competitive, people-first benefits package designed to support every aspect of your life: Benefits * Comprehensive Benefits Coverage – 100% company-paid health, life, and disability insurance effective from Day 1 of employment * Retirement Savings Program – Registered Retirement Savings Plan (RRSP) with the option of receiving a matching employer contribution * Virtual Health Care – Company-paid program available to all employees and their dependents/partners * Employee & Family Assistance Program (EFAP) – Company-paid support services for employees and their dependents/partners * Parental Leave Top-Up – Enhanced parental leave benefits available from Day 1 of employment * New Parent Gift – A company-sponsored gift to celebrate the arrival of a new child * Wellness Support – Fitness reimbursement benefit to promote health and well-being * Business Coach from Day 1 – Personalized one-on-one coaching to support career growth, accelerate development, and help achieve your professional goals at Capco. Inclusion at Capco We’re committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know – we’ll be happy to help. We value each person’s unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration – a mindset that shapes how we work with clients and each other every day. Use of Artificial Intelligence in Talent Acquisition At Capco, we use artificial intelligence (AI) tools to support and enhance several parts of talent acquisition. This includes using AI-enabled features within LinkedIn to help source potential candidates, speeding up routine recruitment communications such as emails and creating compelling and brand-aligned job postings that accurately reflect role requirements, and AI-scheduling applications to improve the efficiency of interview coordination. AI is used as a support tool only. All hiring decisions are made by talent acquisition and hiring teams. Why This Role Is Open We are currently hiring for this role due to an existing or newly created vacancy within our organization. This position is open as part of our ongoing business needs, and we are actively reviewing applications to fill this role with a qualified candidate who can make an immediate impact. Pay Transparency The salary range for this position is listed below. Additionally, this position may also be eligible to receive an annual discretionary/variable bonus payment. Capco is committed to providing fair and equitable compensation to our people. Our compensation policies and salary ranges are designed to allow our people to progress through the salary range as they demonstrate strong performance and develop in their role over time. The base pay offered to selected candidates will be within the salary range and the placement will vary based upon a variety of factors, including, but not limited to job-related knowledge, skills, experience and internal equity. Canada Pay Transparency $118,000—$152,000 CAD

What you’ll do

Requirements

Candidates must have 7+ years of experience in network or application security with substantial hands-on WAF expertise. Proficiency in DNS, HTTP/HTTPS, TLS, and traffic management within complex enterprise environments is required.