Senior AI Engineer

Scotiabank; Toronto; On-site; CAD 120,000 - 180,000; Full time

Benefits offered by this job

Workspace flexibility

Pension & benefits

Job summary

Tangerine is seeking a senior AI Engineer to design, build, and productionize LLM-powered applications and agentic workflows. You will define MCP server schemas and secure endpoints while collaborating with product, data, and engineering teams to deliver impactful AI features.

The role requires hands-on experience with Python data science libraries, ML workflows, and automated testing, with a focus on secure, observable, and scalable architectures in a modern fintech environment.

Qualifications

• Proven experience in Python and core data science libraries (e.g., scikit-learn, pandas, numpy).
• Hands-on experience building LLM-powered applications — retrieval, agents, structured outputs, prompt safety.
• Experience building and consuming MCP servers with defined endpoints and schemas.
• Strong full-stack fundamentals and microservices; production API auth (OAuth 2.0, OpenID Connect, SAML).
• Deep understanding of structured and unstructured data and related technologies.
• Proven ability to design and execute automated testing strategies and frameworks.

Responsibilities

• Design, build, and productionize LLM-powered AI solutions including RAG and multi-step reasoning workflows.
• Architect secure, observable systems with scalable tool integrations and low-latency services.
• Collaborate with product, data, and engineering teams to deliver AI capabilities with measurable outcomes.
• Mentor peers through code reviews and design discussions to raise quality and ownership.

Skills

Python & data science

LLM-powered apps

MCP servers

Full stack & microservices

API security & OAuth

Automated testing

Tools

Docker

Vertex AI

React/Angular

Job description

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At Tangerine,we’reredefining banking. As Canada’s leading digital bank, we thrive on innovation, agility, and bold thinking, tackling every challenge head-on with leading technology and the unstoppable power of collaboration.

Our client-obsessed teams deliver flexible, accessible banking solutions, breakthrough products, and award-winning service. Beyond banking,we’recommitted to making an impact in the communities we serve and across our organization. We foster a culture built on integrity, inclusion, and fearless ambition – where diverse perspectives are valued, and people are empowered to do their best work.

Are you ready to disrupt the status quo? Do you crave challenges that push boundaries? Ifyou’rea high performer looking to accelerate your career and reimagine the banking landscape, this is your moment.

Let’sshape the future of banking together!

Do you like new challenges? Are you ready to reach new heights in your career and become part of an established disruptor? If so, come join us and help redefine the Canadian banking landscape!

Is this role right for you? In this role, you will:

Deliver and Scale Agentic AI Solutions:

• Design, build, and productionize LLM-powered and agentic applications, including retrieval-augmented generation (RAG), multi-step reasoning workflows, structured outputs, and prompt safety
• Build and consume MCP servers, defining schemas, endpoints, and access boundaries that enable safe, scalable tool use
• Work hands-on to de-risk complex problems by writing, reviewing, and operating production-grade AI systems

Architect Secure, Reliable, and Observable Systems:

• Partner closely with product, data, and engineering stakeholders to deliver AI capabilities that drive tangible outcomes
• Apply strong fundamentals in structured and unstructured data, distributed systems, and service integration
• Ensure systems are testable, observable, and resilient, with automated testing and clear operational feedback loops
• Design and operate secure, low-latency services and microservices with modern authentication and authorization
• Contribute to architectural discussions, platform capabilities, and evolving best practices for AI development
• Collaborate with platform and security partners to ensure systems meet enterprise risk, compliance, and operational standards

Influence Technical Direction and Engineering Culture

• Take ambiguous problems and translate them into clear technical solutions, communicating trade-offs and constraints
• Model a culture of engineering excellence, inclusion, and continuous learning — digging into root causes and sharing durable lessons
• Mentor peers through code reviews and design discussions, raising the bar for quality, ownership, and long-term thinking

Do you have the skills that will enable you to succeed in this role? We'd love to work with you if you have:

• Extensive experience in Python and its core data science libraries (e.g., Scikit-learn, Pandas, NumPy, Matplotlib/Seaborn)
• Hands-on experience building LLM-powered applications — retrieval, agents, structured outputs, prompt safety
• Hands-on experience building and consuming MCP servers (designing endpoints, schemas, access boundaries)
• Strong experience in full stack fundamentals and microservices. Production experience with API authentication and authorization (OAuth 2.0, OpenID Connect, and SAML) is required
• Deep understanding of structured and unstructured data management and their corresponding technologies
• Proven experience in automated testing, including unit and functional testing, and the ability to develop test strategies and design automation frameworks

Preferred Qualifications:

• Experience with Agentic AI frameworks and designing multi-step AI reasoning processes
• Experience with MLOps principles and tools for model versioning (e.g., Git), containerization (e.g., Docker), and continuous integration/continuous deployment (CI/CD) of machine learning models
• Strong theoretical and practical knowledge of classical machine learning algorithms (e.g., classification, regression, clustering, dimensionality reduction) and their applications in areas such as fraud detection, credit risk scoring, or customer segmentation
• Experienced with building and deploying NLP and voice response applications (including IVR and contact center intelligence)
• Familiarity with Google's Vertex AI tech stack
• Experience building applications with modern web component frameworks (such as React & Angular)

What's in it for you?

• You will be part of a diverse and inclusive team of Client-focused go-getters looking to learn from each other in an environment that celebrates and recognizes success!
• You will have access to thousands of online and in-person courses so you can shape your career growth with support from diverse industry leaders.
• You will get our help to save for your future and to invest in your total well-being through our Tangerine benefits.
• You belong here, and we are equal and uncomplicated. Bring your true self to work, dress codes don’t apply here.
• You will enjoy workspace flexibility and all the excitement that comes from working at the official Bank of the Toronto Raptors.

*Tangerine employees participate in Scotiabank’s pension & benefits programs (available to permanent employees)

At Tangerine we value the unique skills and experiences each individual brings to the team, and are committed to creating and maintaining an inclusive and accessible environment. If you require accommodation during the recruitment and selection process, please let our Recruitment team know.