Work In Tech

Find your next role at Canada's fastest-growing tech companies

IT Security - Senior Consultant



Toronto, ON, Canada
Posted on Saturday, October 28, 2023

Job Type: Permanent 
Reference code: 124957   
Primary Location: Toronto, ON  
All Available Locations: Toronto, ON 


Our Purpose


At Deloitte, we are driven to inspire and help our people, organization, communities, and country to thrive. Our Purpose is to build a better future by accelerating and expanding access to knowledge. Purpose defines who we are and gives us reason to exist as an organization.

By living our Purpose, we will make an impact that matters.

  • Learn from deep subject matter experts through mentoring and on the job coaching
  • Leverage the Deloitte CPA Advantage program, a comprehensive support program for CPA modules and the CFE.
  • Be encouraged to deepen your technical skills…whatever those may be.
  • Build your leadership skills at Deloitte University.
  • Have many careers in one Firm.
  • Partner with clients to solve their most complex problems
  • Enjoy flexible, proactive, and practical benefits that foster a culture of well-being and connectedness.
  • Enjoy My Benefit Dollars - a flexible benefit to support your physical, financial and emotional well-being. 
  • Experience a firm where wellness matters.
  • Experience MyFlex and an agile work environment where work is what you do not where you do it
  • Experience MyFlex where reduced hours or seasonal work allows you to meet your personal goals.
  • Build a network of colleagues for life
  • Have an impact that matters through pro bono and significant volunteer opportunities.
  • Be empowered to lead and have impact with clients, our communities and in the office.
  • Be expected to share your ideas and to make them a reality.
  • Be part of a firm that leads the way and pushes themselves to look like contemporary Canada.
  • Grow your network and your knowledge by joining one of our many Employee Resource Groups.



As a Cybersecurity Senior Consultant with focus in application security, you’ll be on the front lines of building the future of information security at Deloitte. In your role you’ll assess projects for security risks and present mitigations and recommendations that allow the business to make informed decisions. You’ll provide insight and support to establish technical and administrative security controls and procedures that safeguard our Deloitte's and clients' data, enhance risk management, and enable our success.

What will your typical day look like?

You will have the following responsibilities:

  • Conduct application SSDLC reviews, including network security, IAM controls, and application security assessments in a hybrid multi-vendor cloud environment.
  • Provide training and awareness to the application development teams about the benefits of web application layer protection services, including demonstrating exploits of confirmed security vulnerabilities.
  • Collaborate with development teams to integrate automated security tools into the CI/CD pipeline.
  • Perform Dynamic Application Security Testing (DAST), Static Application Security Testing (SAST), and Software Composition Analysis (SCA).
  • Review security scan results and work closely with the development team to prioritize security vulnerabilities identified using a risk-based approach.
  • Evaluate the application architecture for security issues and flaws - e.g., network security issues, IAM misconfigurations and overly permissive grants, encryption, and key management, against organization's security standards.
  • Perform in-depth IAC (infrastructure as code) assessment, above-and-beyond SAST and DAST scans to review applied security policies.
  • Assess the effectiveness of Identity and Access Management (IAM) controls, access controls, and user management processes.
  • Identify vulnerabilities and weaknesses in the application architecture through application security assessments, code reviews, threat modeling, and vulnerability scanning.
  • Provide recommendations and guidance to improve the security posture of application architectures.
  • Work with stakeholders to develop and enhance policies, procedures, and risk management strategies to safeguard clients and enhance overall security.

About the team

You will be working among the champions in our cybersecurity team, reporting into the Senior Manager of IT Security, and having direct visibility at senior leadership level across the organization.

Enough about us, let’s talk about you


To succeed in this role, the ideal candidate should possess the following qualifications and skills:

  • A Bachelor’s degree in Computer Science, Software Engineering, or Information Security with industry experience of at least 3 years.
  • Experience in application security concepts such as secure coding, design, development, industry application security standards and best practices.
  • Proficiency in identifying and remediating common web application vulnerabilities, including OWASP Top 10.
  • Understanding of security code issues for JEE/.NET/JS/HTML/JSP/ASP/Python applications.
  • Competency in understanding complex application environments - comprising of applications developed on modern technologies such as 
    • containerization (Docker, Kubernetes etc.)
    • serverless compute (Lambda functions, Azure functions etc.)
    • IAC (Terraform, CloudFormation etc.)
    • Automation and CI/CD technologies (Jenkins, Chef, Ansible, Puppet, Azure DevOps etc.)
  • Demonstrated experience in using application security testing tools to perform static, dynamic code analysis, and penetration testing.
  • Strong hands-on experience in assessing multi-vendor cloud environments (AWS, Azure and GCP), awareness of service offerings of the vendors; and security evaluation and hardening requirements of them.
  • Additional experience in software development with solid knowledge of all phases of SDLC is an asset.
  • Ability to effectively articulate application security issues to broad spectrum of audience - developers to project managers to senior leadership, as well as develop strong relationships across various levels of an organization.
  • Strong analytical and problem-solving abilities.
  • Strong desire to learn more and having a career vision of a security architect.
  • Certifications
    • Desired: Working towards OSCP + Security Engineer/Associate/Architect level certificate from a leading cloud vendor (AWS, Azure or GCP)
    • Good-to-have/aspiring for: GWAPT or GCPN


Our promise to our people: Deloitte is where potential comes to life.


Be yourself, and more.

We are a group of talented people who want to learn, gain experience, and develop skills. Wherever you are in your career, we want you to advance.

You shape how we make impact.

Diverse perspectives and life experiences make us better. Whoever you are and wherever you’re from, we want you to feel like you belong here. We provide flexible working options to support you and how you can contribute. Be the leader you want to be.

Be the leader you want to be

Some guide teams, some change culture, some build essential expertise. We offer opportunities and experiences that support your continuing growth as a leader.

Have as many careers as you want.

We are uniquely able to offer you new challenges and roles – and prepare you for them. We bring together people with unique experiences and talents, and we are the place to develop a lasting network of friends, peers, and mentors. Our TVP is about relationships – between leaders and their people, the firm and its people, peers, and within in our communities.

The next step is yours


At Deloitte, we are all about doing business inclusively – that starts with having diverse colleagues of all abilities. Deloitte encourages applications from all qualified candidates who represent the full diversity of communities across Canada. This includes, but is not limited to, people with disabilities, candidates from Indigenous communities, and candidates from the Black community in support of living our values, creating a culture of Diversity Equity and Inclusion and our commitment to our AccessAbility Action PlanReconciliation Action Plan and the BlackNorth Initiative.

We encourage you to connect with us at if you require an accommodation for the recruitment process (including alternate formats of materials, accessible meeting rooms or other accommodations) or  for any questions relating to careers for Indigenous peoples at Deloitte (First Nations, Inuit, Métis).

By applying to this job you will be assessed against the Deloitte Global Talent Standards. We’ve designed these standards to provide our clients with a consistent and exceptional Deloitte experience globally.
Deloitte Canada has 30 offices with representation across most of the country. We acknowledge our offices reside on traditional, treaty and unceded territories as part of Turtle Island and is still home to many First Nations, Métis, and Inuit peoples. We are all Treaty people.