Bank of Montreal

Sr. Application Developer - (Java / AWS / Payment Systems / Leadership)

Bank of Montreal$75K — $141K *
Finance & Insurance
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of enterprise software engineering experience, preferably in a lead role
  • Expertise in building API services, microservices, and cloud-based event-driven architectures
  • Proficient with Amazon Web Services, particularly Lambda and DynamoDB
  • Strong skills in Node.js for service development
  • Solid grasp of resilience engineering practices (error handling, retries, etc.)
  • Strong understanding of secure software design principles
  • Preferred experience in payment processing or financial platforms.

Responsibilities

  • Lead the design and development of payment API services
  • Build secure and scalable cloud solutions using AWS technologies
  • Design solutions with a focus on error handling and operational readiness
  • Develop cloud-native services leveraging Node.js and serverless patterns
  • Collaborate with cross-functional teams to ensure robust production-ready solutions
  • Encourage the use of generative AI to improve engineering productivity and documentation.

Benefits

  • Comprehensive health insurance
  • Tuition reimbursement for career development
  • Life and accident insurance coverage
  • Retirement savings plans
  • Performance-based incentives and discretionary bonuses.
Full Job Description
Application Deadline:

06/07/2026

Address:
33 Dundas Street West

Job Family Group:

Technology

Drives the overall software development lifecycle including working across functional teams to transform requirements into features, managing development teams and processes, and conducting software testing and maintenance. Specific project areas of focus includes translating user requirements into technical specifications, writing code and managing the preparation of design specifications. Supports system design, provides advice on security requirements and debugs business systems and service applications. Applies deep knowledge of algorithms, data structures and programming languages to develop high quality technology applications and services - including tools, standards, and relevant software platforms based on business requirements.

Key Responsibilities:
  • Lead hands-on design and development for payment API services
  • Build secure, scalable, resilient, event-driven solutions using Amazon Web Services Lambda, DynamoDB, EventBridge, CloudWatch, SNS/SQS...etc.
  • Design and review solutions for error handling, retries, idempotency, timeout strategies, monitoring, logging, and operational readiness.
  • Develop cloud-native services using Node.js and serverless patterns where appropriate.
  • Partner with product, business analysis, quality engineering, architecture, and support teams to deliver robust production-ready solutions.
  • Support adoption of generative AI for engineering productivity, documentation, design support, and test acceleration.


Qualifications:
  • Strong hands-on experience in enterprise software engineering, including senior or lead-level development responsibility
  • Strong experience building API services, microservices, and event-driven cloud services
  • Strong experience with Amazon Web Services, especially Lambda, DynamoDB, EventBridge, CloudWatch, SNS/SQS
  • Strong experience with Node.js for service development is preferred.
  • Solid understanding of resilience engineering, including retries, idempotency, timeout handling, observability, and recovery design
  • good understanding of secure software design, including authentication, authorization, encryption, secrets management, and data protection
  • Experience in payments, wire processing, or financial services platforms is preferred
  • Experience with AI-assisted software delivery is preferred


Salary:

$75,900.00 - $141,900.00

Pay Type:

Salaried

The above represents BMO Financial Group's pay range and type.

Salaries will vary based on factors such as location, skills, experience, education, and qualifications for the role, and may include a commission structure. Salaries for part-time roles will be pro-rated based on number of hours regularly worked. For commission roles, the salary listed above represents BMO Financial Group's expected target for the first year in this position.

BMO Financial Group's total compensation package will vary based on the pay type of the position and may include performance-based incentives, discretionary bonuses, as well as other perks and rewards. BMO also offers health insurance, tuition reimbursement, accident and life insurance, and retirement savings plans. To view more details of our benefits, please visit: https://jobs.bmo.com/global/en/Total-Rewards

About Bank of Montreal

The Bank of Montreal is a Canadian multinational investment bank and financial services company. It provides a wide range of personal and commercial banking, wealth management, and investment banking products and services. The bank had revenues of CAD 23.6 billion in 2020.
Learn more about Bank of Montreal
Size
45,454 employees
Market Cap
$60.9 billion
Industry
Founded
1817
5 Year Trend
+9.1%
NASDAQ

Similar Jobs

More Jobs at Bank of Montreal

More Finance & Insurance Jobs

Find similar Sr. Application Developer - (Java / AWS / Payment Systems / Leadership) jobs: