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Metrolinx

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Senior Software Developer, Engineering Platform (Mobile)

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Metrolinx is connecting communities across the Greater Golden Horseshoe. Metrolinx operates GO Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major expansions to Toronto’s subway system, to get people where they need to go, better, faster and easier. Metrolinx is an agency of the Government of Ontario.
At Metrolinx, equity, diversity and inclusion are essential to living our values of serving with passion, thinking forward and playing as a team.

Metrolinx's Innovation and Information Technology group supports female team members via "Go Tech Women" an affinity group for women in Information Technology, led by our Chief Information Officer.

If you enjoy technology and innovation, value diversity, appreciate work/balance and are looking for an opportunity to make a better world via public service, Metrolinx would like to hear from you!

We are seeking a Senior Software Developer, Engineering Platform (Mobile) to design, build, and support scalable mobile applications using Flutter, native mobile technologies, Agile practices, and cloud-based platforms. The role combines hands-on development with technical leadership to deliver reliable and user-centric digital experiences.

The successful candidate will be a hands-on technical leader responsible for developing high-quality mobile applications, driving solution design, mentoring developers, and delivering user-centric solutions.


What will I be doing?

  • Design, develop, test, and implement mobile applications using modern mobile architectures, Flutter (must), and native development technologies

  • Lead technical analysis, solution design, coding, and deployment of scalable cross-platform mobile solutions

  • Define and document technical specifications, application designs, and development standards

  • Lead code reviews, quality assurance, troubleshooting, and application support activities and ensure solution quality, performance, security

  • Apply Agile (Scrum/Kanban) practices throughout the software development lifecycle

  • Manage vendor deliverables and ensure technical compliance with project timelines and quality expectations

  • Build strong relationships through effective communication, collaboration, and stakeholder engagement.

What Skills and Qualifications Do I Need?

Education & Experience

  • Degree in Computer Science, Engineering, or related field (or equivalent experience)
  • Demonstrated years of experience in mobile development, including technical leadership roles.

Technical Skills

  • Demonstrated Experience in mobile application development experience using Flutter and Dart (including native development), building and shipping production cross-platform applications
  • Demonstrated Experience in experience integrating RESTful and/or GraphQL APIs, third-party SDKs, push notifications, and authentication services within mobile applications
  • Knowledge of mobile architecture patterns, state management frameworks, and local data persistence solutions within Flutter applications.
  • Experience in implementing CI/CD pipelines for mobile and a good understanding of DevOps processes (GitHub Actions)
  • Skilled in Agile Software Development process.
Don’t Meet Every Requirement?
If you’re excited about working with Metrolinx but your past experience doesn’t quite align with every qualification of this posting, we encourage you to apply. You just might be the right candidate for this or other roles. We are always looking for great talent to join our team.

We invite all interested individuals to apply and encourage applications from members of equity-deserving communities, including those who identify as Indigenous, Black, racialized, women, people with disabilities, and people with diverse gender identities, expressions and sexual orientations.

Accommodation:
Metrolinx is an equal opportunity employer and committed to a diverse and inclusive workforce. We are also committed to offering reasonable accommodation to job applicants in accordance with applicable legislation. If you require assistance or an accommodation at any point during the hiring process, please contact us at: 416-202-5601 or email hr.recruitment@metrolinx.com.

Application Process:
All applicants must be legally entitled to work in Canada. Metrolinx will be using email to communicate with you for all job competitions. It is your responsibility to include an updated email address that is checked daily and accepts emails from unknown users. As we send time-sensitive correspondence, we recommend that you check your email regularly. If no response is received, we will assume you are no longer interested in pursuing the opportunity. Please be advised that a Criminal Record Check may be required of the successful candidate.

For Internal applicants, with the recent implementation of the Internal Mobility Policy, the internal recruitment process has changed for non-union roles. Candidates must be in their current role for 12 months prior to applying for another role and each applicant must be in good standing (not participating in a Performance Improvement Plan). Please review all provisions of the policy before submitting your application.

Should it be determined that any background information provided is misleading, inaccurate or incorrect, Metrolinx reserves the right to discontinue with the consideration of your application.

We thank all applicants for their interest, however, only those selected for further consideration will be contacted.

WE ARE AN EQUITABLE AND INCLUSIVE EMPLOYER.
#LI-MM3

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