We are: The Advanced Technology Centers (ATCs) are the engine for reinvention in our clients’ transformation journey. Powered by more than 255,000 people across 24 countries, ATCs provide our clients with seamless access to industry insights and innovative technology solutions. The Advanced Technology Centers (ATCs) make a tremendous impact in solving our clients’ business problems by leveraging innovation, intelligence, industry insights, current IT, and new technology skills. As a Network, ATCs are positioned to unlock greater opportunities and exponential value for our clients. For our clients, the Network provides the strength of our geographic diversity, greater resilience, and seamless access to the deepest industry knowledge, the latest in Gen AI solutions, and tech expertise from around the world. Design, develop, test, and maintain applications using COBOL, JCL, DB2, and CICS

Build and optimize batch processing for account processing, interest calculation, fee assessment, investment transactions, income distributions, and tax slip generation (T3, T5, T4RSP/RIF, NR4)

Develop online transactions and interfaces for branch, advice, digital, and call-centre channels

Convert functional specifications into technical designs, and perform impact analysis and code reviews

Troubleshoot production incidents including abends, data issues, and batch delays; Maintain technical documentation, runbooks, and operational procedures

Adhere to security, audit, and regulatory controls, including data privacy and segregation of duties

This role requires a minimum of 3 days per week of on‑site presence in Mississauga.

Atleast 5–10+ years of hands‑on mainframe development experience, with strong exposure to Canadian retail banking and/or retail investments

You bring strong proficiency in COBOL, JCL, DB2 (including SQL and performance tuning), CICS, and VSAM

You bring experience working with DFSORT/SYNCSORT, REXX,



and enterprise scheduling tools such as CA-7, Control-M, or TWS

You bring hands‑on experience using debugging and data analysis tools such as Xpediter, Abend‑Aid, File‑Aid, and Fault Analyzer

You bring experience developing and maintaining COBOL programs and copybooks in IDz, including use of the z/OS Connect toolkit to map OpenAPI JSON schemas to backend data structures such as COMMAREA and containers

You bring a strong understanding of batch processing windows, SLAs, restart/recovery design, and data reconciliation

Bachelor’s degree in Computer Science, Computer Systems Engineering, Software Engineering, or a closely related field

Bonus points if: You bring experience working with a major Canadian bank, investment dealer, or fund company

You bring knowledge of retail investment processing, including mutual fund trades, Fundserv messaging, registered plan contributions and withdrawals, withholding tax, and year‑end slips

You bring exposure to IMS, PL/I, or Assembler

You should bring experience with mainframe DevOps tools and practices, including Zowe, Jenkins, IBM DBB, and IBM Z Open Development

You bring familiarity with modernization initiatives, including mainframe‑to‑cloud integration and API enablement

You should bring an understanding of OSFI technology and cyber risk expectations (B‑13) and third‑party risk guidelines (B‑10)

Compensation at Accenture varies depending on a wide array of factors, which may include but are not limited to the specific office location, role, skill set, and level of experience.



As required by local law, Accenture provides a reasonable range of compensation, based on full‑time employment, for roles that may be hired as set forth below. Accenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services—creating tangible value at speed and scale. We are a talent- and innovation-led company with approximately 791,000 people serving clients in more than 120 countries. Technology is at the core of change today, and we are one of the world’s leaders in helping drive that change, with strong ecosystem relationships. We combine our strength in technology and leadership in cloud, data and AI with unmatched industry experience, functional expertise and global delivery capability. Our broad range of services, solutions and assets across Strategy & Consulting, Technology, Operations, Industry X and Song, together with our culture of shared success and commitment to creating 360° value, enable us to help our clients reinvent and build trusted, lasting relationships. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners and communities.

All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, military veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by applicable law.Our rich diversity makes us more innovative, more competitive, and more creative, which helps us better serve our clients and our communities. Your personal dreams and ambitions are just as important to us;

📌 IT Application Architect H/F (Mississauga)
🏢 Accenture
📍 Mississauga