AS400 Senior Application Developer

  • Date Posted Jun 15, 2026
  • Location Toronto, ON
  • Job Type Contract
  • Job ID 19944

Are you an experienced AS400/I-series developer ready to deliver critical banking modernization work? Apply Now!

Working with one of our top financial clients, this role calls for an AS400 Senior Application Developer to support core banking applications, including multiple regulatory initiatives and modernization efforts that require hands-on development support.

Responsibilities

  • Translate customer and product requirements into technical solutions for the AS400/I-series environment
  • Collaborate with senior developers and stakeholders to deliver reliable application enhancements
  • Identify defects and deficiencies and challenge the status quo to improve outcomes
  • Support delivery of regulatory and modernization initiatives through effective development practices
  • Apply independent problem-solving to address application and operational challenges
  • Contribute to documentation and ongoing maintenance of application components
  • Help improve operational delivery through continuous improvement mindset

Desired Skill-Set

  • Minimum 7 years of experience developing on AS400
  • Strong applied experience with one or more of the following: RPG/LE, COBOL/400, SQL, Query/400, QM Query, ASC Sequel, CLP/CLLE, MQ, Data Queue, DB2/400, TAATOOL, RDI, Arcad
  • Experience with Waterfall and Agile/Scrum approaches, including working knowledge of JIRA
  • Ability to solve problems independently and creatively
  • Experience with problem analysis, data mapping, use case modelling, and documentation
  • Commitment to delivering quality customer service and products
  • Ability to adapt in a changing environment, with initiative and leadership support

Nice to Have

  • Banking experience as an application developer

BeachHead is an equal opportunity agency and employer. We advocate for our candidates and welcome applicants regardless of race, color, religion, national origin, sex, age, or physical or mental disability. BeachHead or our clients may use technology-enabled tools, including automation and artificial intelligence (AI), to support parts of the recruitment process such as resume screening, application management, and candidate matching. These tools assist our recruiters and our clients, and do not replace human decision-making. This job posting represents a current or anticipated vacancy. The position may be filled at any time, and the posting may be removed without notice once the role has been filled.

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