Senior Developer

Job Description Posted Wednesday, July 29, 2026 at 5:00 a.m. | Expires Thursday, August 13, 2026 at 4:59 a.m.

This position requires in-person collaboration up to five days a week. This arrangement is subject to change based on business requirements.

Why WestJet: Since our story took off in 1996, WestJet has strived to enrich the lives of everyone in our world; a career with us is no exception. We're proud to be one of Canada’s most admired and respected corporate cultures and continuously aim for the highest standards of service and success.

Join us, this is where your career story takes off. Overview of role: WestJet is looking for an innovative and collaborative individual on their Middleware to drive our technology and business forward. As a Senior Developer you play a critical role in delivering high quality agile solutions that enable our business for the future.

Do you enjoy solving challenging problems? Are you driven to deliver a high standard of excellence? Do you like to have fun? If so, this may be the role for you.

Keydeliverables / responsibilitiesinclude:

Develop and deliver innovative, enterprise solutions by designing and writing robust, extensible, high-quality code that meets business, technical and quality requirements

Collaborate with Architects and Engineers to provide input around solution design

Understand, challenge, and develop WestJet's coding standards and style guidelines

Documentation and knowledge sharing of delivered applications and services

Actively promote software development best practices, methodologies, and standards

Engage in daily stand ups, requirements/estimation sessions, code reviews and sprint retrospectives

Works closely with Business Analysts and product owners to ensure a clear understanding of business requirements

Works closely with the QA team to collaborate on acceptance criteria and provide support through the testing process

Provides prompt, efficient production technical support for Middleware technologies, including IBM MQ, APIs, messaging platforms, and integration services

Provide off business hour on-call support for Integration Solutions on a weekly rotation

Guide and mentor technical staff, and provides input/feedback to Engineers and leadership

Provide recommendations for the integration roadmap related to solutions, platforms, resiliency, scalability, and security

Participate in requirements gathering and analysis for multiple products and initiatives

Regularly makes decisions under minimal guidance that have a significant impact on the organization

Manage different priorities and collaborate with cross-functional teams

Implement and support a variety of deployment strategies across multiple environments

Experience and qualifications:

8+ years of experience in software development supported by abachelor’sdegree

8+ years working with agile DevOps teams

8+ years of experience in Java development

5+ years of experience with cloud and enterprise integration technologies, including Kubernetes, Azure API Management, Azure Logic Apps, Azure Function Apps, Azure Service Bus, Azure Kubernetes Service, Kafka, and IBM MQ.

5+ years’ experience CI/CD, terraform, SDLC, and SCRUM/Agile framework

5+ years of experience in ORM frameworks (Hibernate, JPA) and Web services (REST, SOAP)

Expert knowledge of Microservices development with Spring Boot

Experience with XSLT, Apache Camel, IBM MQ, Kafka and Azure API Management

Experience with containers (Docker) and serverless workloads

Experience mentoring/coaching developers and students

Broad knowledge of all aspects of IT, including application development, network and system administration, quality assurance, and application and data management

Nice to have automated testing frameworks/tools, IIB and DataPower experience

Experience with ITIL considered an asset

The benefits of being a WestJetter: WestJet provides all WestJetters with a competitive total rewards package. On top of that, we offer:

A fun and friendly culture with colleagues who work together to win

Travel privileges for you and your family, effective from your start date

Savings and Benefit programs that are flexible to meet your specific needs

WestJet took to the skies in 1996 with just over 200 employees and three aircraft operating service to five destinations. Since then, WestJet has pioneered low-cost travel in Canada, cutting airfares in half, and increasing the flying population in Canada by more than 50 per cent. Since the Sunwing Airlines integration in 2025, more than 15,000 WestJetters support nearly 200 aircraft and connect guests to our global network of more than 100 destinations across North America, Central America, the Caribbean, Europe and Asia. The WestJet Group is a major Canadian employer and includes WestJet Airlines, WestJet Encore and Sunwing Vacations Group. We're Canada’s leading value airline and largest vacation provider, with a united purpose of providing affordable and accessible air and vacation travel to Canadians.

Our safety promise At WestJet, the safety and security of our people and our guests is a core value and at the heart of what we do. Safety and security are shared responsibilities all team members are expected to use safe work practices to ensure their well-being and the safety of others. WestJet recognizes that the use of Alcohol and Drugs can adversely impact a safe work environment and the well-being of others including guests, suppliers and the public, as well as place WestJet's operations at risk. All roles that are identified as Safey-Sensitive are required to pass a Pre-Employment Alcohol and Drug Test as per WestJet'sAlcohol and Drug Policy.

Our commitment to diversity, equity and inclusion We embrace what makes each of us unique, and what makes us uniquely WestJet. We welcome diverse skills, experiences and backgrounds so if you're passionate about this role, we encourage you to apply - even if you don't meet every qualification listed.

WestJet is committed to inclusiveness, equity and accessibility throughout the selection process. If you require accommodation at any stage, please contact our Talent Acquisition team at talent@westjet.com.

We value the time and effort you put into your application. Our recruitment process is highly competitive and while every applicant will receive communication regarding your application status, only those selected to move forward will be contacted with next steps. If this role isn’t the right fit, we encourage you to explore future opportunities with us.

For more information about everything WestJet, please westjet.com/aboutus.

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