2,136,260+ Full Stack Java Developer Middleware Security Testing Jobs in Canada — Top Companies Hiring June 2026

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Security & Pen Testing Lead Risk & Architecture

A leading global professional services firm is currently seeking a skilled cybersecurity professional to join their team in Toronto. The ideal candidate will have strong experience in vulnerability assessments, penetration testing, and secure architecture reviews. This role includes responsibilities such as perf ...

Security & Pen Testing Lead Risk & Architecture

A leading global professional services firm is currently seeking a skilled cybersecurity professional to join their team in Toronto. The ideal candidate will have strong experience in vulnerability assessments, penetration testing, and secure architecture reviews. This role includes responsibilities such as perf ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Penetration Testing Lead — Security & Risk Advisory

A leading consulting firm in Canada is seeking candidates for a position in their Security, Privacy, and Risk Consulting team. Ideal applicants will have over 4 years of cyber security experience, including skills in vulnerability assessments and penetration testing. Responsibilities include conducting various s ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Cybersecurity Penetration Testing Expert (AI Security)

This role is open to contractors in accepted locations only. Please confirm your country is on the list before applying — we're unable to process applications from unlisted locations. List of accepted countries and locations.For US applicantsThis is a 1099 independent contractor role. It is n ...

RQ08437 Security Specialist Penetration Testing Senior

RQ08437 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerability assessments, code reviews and network vulnerability assessments of all environments or applications related to the OPS province-wide I&IT infras ...

Security & Pen Testing Lead Risk & Architecture

A leading global professional services firm is currently seeking a skilled cybersecurity professional to join their team in Toronto. The ideal candidate will have strong experience in vulnerability assessments, penetration testing, and secure architecture reviews. This role includes responsibilities such as perf ...

Cyber Security Manager & Penetration Testing Lead

A leading consulting firm is seeking a Cyber Security Manager - Penetration Tester in Calgary, Alberta. You'll conduct vulnerability assessments, penetration testing, and secure architecture reviews. Ideal candidates have over 4 years in cyber security, preferably with consulting experience. The role offers a co ...

Release QA Engineer Networking & Security Testing

A leading cybersecurity firm is seeking a Software Release QA Specialist to join their QA Team. The role includes executing regression testing, documenting release notes, and collaborating with developers to ensure product quality. Candidates should have solid networking knowledge, experience in troubleshooting ...

RQ08438 Security Specialist Penetration Testing Senior

RQ08438 - Security Specialist - Penetration Testing - Senior Job Openings RQ08438 - Security Specialist - Penetration Testing - Senior the job RQ08438 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerab ...

Cyber Security Manager & Penetration Testing Lead

A leading consulting firm is seeking a Cyber Security Manager - Penetration Tester in Calgary, Alberta. You'll conduct vulnerability assessments, penetration testing, and secure architecture reviews. Ideal candidates have over 4 years in cyber security, preferably with consulting experience. The role offers a co ...

Release QA Engineer Networking & Security Testing

A leading cybersecurity firm is seeking a Software Release QA Specialist to join their QA Team. The role includes executing regression testing, documenting release notes, and collaborating with developers to ensure product quality. Candidates should have solid networking knowledge, experience in troubleshooting ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Cybersecurity Penetration Testing Expert (AI Security)

This role is open to contractors in accepted locations only. Please confirm your country is on the list before applying — we're unable to process applications from unlisted locations. List of accepted countries and locations. For US applicants This is a 1099 independent contractor role. It ...

Security & Pen Testing Lead Risk & Architecture

A leading global professional services firm is currently seeking a skilled cybersecurity professional to join their team in Toronto. The ideal candidate will have strong experience in vulnerability assessments, penetration testing, and secure architecture reviews. This role includes responsibilities such as perf ...

Release QA Engineer Networking & Security Testing

A leading cybersecurity firm is seeking a Software Release QA Specialist to join their QA Team. The role includes executing regression testing, documenting release notes, and collaborating with developers to ensure product quality. Candidates should have solid networking knowledge, experience in troubleshooting ...

RQ08437 Security Specialist Penetration Testing Senior

RQ08437 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerability assessments, code reviews and network vulnerability assessments of all environments or applications related to the OPS province-wide I&I ...

RQ08438 Security Specialist Penetration Testing Senior

RQ08438 - Security Specialist - Penetration Testing - Senior Job Openings RQ08438 - Security Specialist - Penetration Testing - Senior the job RQ08438 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerab ...

RQ08438 Security Specialist Penetration Testing Senior

RQ08438 - Security Specialist - Penetration Testing - Senior Job Openings RQ08438 - Security Specialist - Penetration Testing - Senior the job RQ08438 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerab ...

RQ08437 Security Specialist Penetration Testing Senior

RQ08437 - Security Specialist - Penetration Testing - Senior Responsibilities: Conducts penetration tests, web application vulnerability assessments, code reviews and network vulnerability assessments of all environments or applications related to the OPS province-wide I&IT infras ...

Ethical Hacker: Application Security & Offensive Testing

A cybersecurity firm in Canada is looking for an experienced developer/application security tester who excels in penetration testing and enjoys tackling challenges. This role includes testing web applications, conducting source code reviews, and reverse engineering. The ideal candidate has 3-5 years in penetrati ...

Cybersecurity Penetration Testing Expert (AI Security)

This role is open to contractors in accepted locations only. Please confirm your country is on the list before applying — we're unable to process applications from unlisted locations. List of accepted countries and locations. For US applicants This is a 1099 independent contractor role. ...

Penetration Testing Lead — Security & Risk Advisory

A leading consulting firm in Canada is seeking candidates for a position in their Security, Privacy, and Risk Consulting team. Ideal applicants will have over 4 years of cyber security experience, including skills in vulnerability assessments and penetration testing. Responsibilities include conducting various s ...

Cyber Security Manager & Penetration Testing Lead

A leading consulting firm is seeking a Cyber Security Manager - Penetration Tester in Calgary, Alberta. You'll conduct vulnerability assessments, penetration testing, and secure architecture reviews. Ideal candidates have over 4 years in cyber security, preferably with consulting experience. The role offers a co ...

Security & Pen Testing Lead Risk & Architecture

A leading global professional services firm is currently seeking a skilled cybersecurity professional to join their team in Toronto. The ideal candidate will have strong experience in vulnerability assessments, penetration testing, and secure architecture reviews. This role includes responsibilities such as perf ...

Penetration Testing Lead — Security & Risk Advisory

A leading consulting firm in Canada is seeking candidates for a position in their Security, Privacy, and Risk Consulting team. Ideal applicants will have over 4 years of cyber security experience, including skills in vulnerability assessments and penetration testing. Responsibilities include conducting various s ...

Security Testing Specialist at Sun Life

Refine your skills while working as a Security Testing Specialist at Sun Life. Focus on penetration testing to enhance application and infrastructure security. At Sun Life, we are looking for a dedicated Security Testing Specialist to perform comprehensive penetration assessments. This role emphasiz ...

RQ00557 Security Specialist Penetration Testing Senior

Responsibilities: Conducts penetration tests, vulnerability assessments, code reviews, threat hunting, network vulnerability assessments and red team exercises in all environments or applications related to the OPP and OPS province wide I&IT infrastructure and information resources. Defines, evaluates, and asses ...

Hybrid Full Stack Software Engineer

Become a pivotal Full Stack Software Engineer in a dynamic hybrid setting. Drive modernization efforts while engaging with front-end and back-end technologies in impactful projects.In this role, you will work alongside seasoned mentors to support the enhancement of mission-centric applications. This in ...

Hybrid Full Stack Software Engineer

Become a pivotal Full Stack Software Engineer in a dynamic hybrid setting. Drive modernization efforts while engaging with front-end and back-end technologies in impactful projects.In this role, you will work alongside seasoned mentors to support the enhancement of mission-centric applications. This includes ...

Hybrid Full Stack Software Engineer

Become a pivotal Full Stack Software Engineer in a dynamic hybrid setting. Drive modernization efforts while engaging with front-end and back-end technologies in impactful projects. In this role, you will work alongside seasoned mentors to support the enhancement of mission-centric applications. Thi ...

Senior C# and Java Engineer

We are looking for Senior Software Engineers who specialize in backend development (application layer, middle layer, and APIs). An ideal candidate has great knowledge of either C# and Microsoft .NET, or Java and the JVM platform stack. Every day, you will work with team members across disciplines in produc ...

Senior C# and Java Engineer

We are looking for Senior Software Engineers who specialize in backend development (application layer, middle layer, and APIs). An ideal candidate has great knowledge of either C# and Microsoft .NET, or Java and the JVM platform stack. Every day, you will work with team members across disciplines in produc ...

Senior C# and Java Engineer

We are looking for Senior Software Engineers who specialize in backend development (application layer, middle layer, and APIs). An ideal candidate has great knowledge of either C# and Microsoft .NET, or Java and the JVM platform stack. Every day, you will work with team members across disciplines in produc ...

Senior C# and Java Engineer

We are looking for Senior Software Engineers who specialize in backend development (application layer, middle layer, and APIs). An ideal candidate has great knowledge of either C# and Microsoft .NET, or Java and the JVM platform stack. Every day, you will work with team members across disciplines in produc ...

Artificial Intelligence Engineer

Direct message the job poster from Compunnel Inc. Role - Senior Java Gen AI Developer with Azure Location - Toronto, ON – (Hybrid) JD: Looking for a resource with 10-12 years of experience, including 2+ years in Java and Chatbot development on Azure stack using Azure Cognitive, ML, and OpenAI services. Well-vers ...

Senior Software Developer

Collaborate with internal and external stakeholders to gather and translate architecture and system requirements into actionable development plans. Drive the architectural design of ourfull-stack applications, focusing on core areas such as user interfaces, middleware, backend systems, and ...

Senior Software Developer

Collaborate with internal and external stakeholders to gather and translate architecture and system requirements into actionable development plans.Drive the architectural design of ourfull-stack applications, focusing on core areas such as user interfaces, middleware, backend systems, and integrations ...

Senior Software Developer

Collaborate with internal and external stakeholders to gather and translate architecture and system requirements into actionable development plans. Drive the architectural design of ourfull-stack applications, focusing on core areas such as user interfaces, middleware, backend systems, and ...

AWS Node.js Developer (TypeScript & Microservices)

The AWS Node.js / TypeScript Developer will be responsible for designing, developing, and maintaining scalable, secure, and high performance backend services in a cloud native environment. The role involves building RESTful APIs and event driven services using Node.js and TypeScript, deploying and managing appl ...

Market Data Sr Developer Python and.Net Assistant Vice President

The Fixed Income Technology team is a dynamic and fast‑paced group responsible for developing and maintaining the trading, pricing, and risk management systems that support the firm's global Fixed Income business. We work directly with traders, quantitative analysts, and risk managers to deliver innovative solut ...

Remote Senior Full Stack AWS Lead, Business Apps

A global technology company is looking for a skilled Lead Full Stack Developer, Business Applications to design, build, and maintain scalable applications on AWS. The role involves collaborating with cross-functional teams and mentoring junior engineers. Candidates should have over 8 years of software developmen ...

Applied AI Developer in Ottawa

Join TrendAI as an Applied AI Backend Developer and leverage cutting-edge technology in a hybrid work setting. This position focuses on delivering robust backend solutions.At TrendAI, the global leader in AI security, we are looking for a talented developer with an AI-first mindset. This role involves design ...

JavaScript Backend Developer

# JavaScript Backend DeveloperAstra North Infoteck Inc.Full TimemidHybridToronto, Ontario, CAPosted Yesterday## Resume Keywords to IncludeMake sure these keywords appear in your resume to improve ATS scoringJavaScriptJavaKotlinSpringAWSAzureDockerRESTAgileCI/CDDevOpsMicroservicesAPISign up free to auto-tailor yo ...

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    Full Stack Java Developer Middleware Security Testing Jobs in Canada Job Search Guide, Trends and Insights