Full Stack Developer Intern Jobs in Ajax, ON (NOW HIRING)

Build AI-native software that transforms the future of financial services.

The Role

We are looking for an experienced Portfolio Custom Applications Full Stack Developer with 7+ years of software engineering experience to build next-generation, AI-native enterprise applications for leading financial services organisations.

This role is ideal for engineers who combine deep full stack development expertise with a strong product engineering mindset and a passion for leveraging AI technologies to deliver innovative business solutions. You will work across the full Software Development Life Cycle (SDLC), designing and developing scalable, cloud-native applications using Java and React while embedding DevOps best practices and AI-enabled engineering into every stage of software delivery.

Working alongside architects, product managers, designers, and engineering teams, you will help shape modern digital products that are secure, resilient, scalable, and built for the future.

What You'll Do

• Design, develop, and deliver AI-native full stack applications using Java, React, and modern cloud technologies, applying product engineering best practices throughout the Software Development Life Cycle.
• Build scalable, secure, and high-performing software products while contributing to solution architecture, technical design, engineering standards, and code quality.
• Leverage AI technologies to accelerate software development, improve engineering productivity, and build intelligent application capabilities that deliver measurable business value.
• Implement DevOps best practices, including CI/CD pipelines, automated testing, containerisation, cloud deployment, monitoring, and release automation.
• Collaborate with product owners, architects, UX teams, and business stakeholders to deliver innovative digital products that solve complex business challenges.

What We're Looking For

• 7+ years of professional software engineering experience developing enterprise applications using Java, React, and modern full stack technologies.
• Strong experience delivering AI-native software development, with hands-on experience working with AI technologies and integrating AI capabilities into enterprise applications.
• Excellent understanding of product engineering, modern Software Development Life Cycle (SDLC), software architecture, and Agile delivery methodologies.
• Strong DevOps experience, including CI/CD, Git, containerisation, cloud platforms, infrastructure automation, and deployment best practices.
• Excellent communication, collaboration, and problem-solving skills with the ability to work effectively across multidisciplinary engineering and product teams.

Bonus Points For

• Experience building AI-powered products using Large Language Models (LLMs), Generative AI, intelligent automation, or modern AI frameworks.
• Experience with cloud platforms including Microsoft Azure, AWS, or Google Cloud Platform.
• Knowledge of Kubernetes, Docker, Terraform, observability, platform engineering, and Infrastructure as Code.
• Experience delivering enterprise software solutions within Financial Services or other highly regulated industries.
• Consulting experience delivering technology transformation programmes for enterprise clients.

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 Financial Services & Energy.

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.

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.

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.