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Salary
$50k – $84k per year
Location
Hybrid (Toronto, Canada)
Seniority
Middle · 4+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Aug 11, 2026. State Street scores A on the Alion truth index.

Overview
Company
Impact
Profile match
State Street is an American financial institution founded in Boston in 1792 and one of the oldest banks in the United States, though its modern business bears little resemblance to retail banking. It is one of the three dominant global custodians, holding trillions of dollars of assets in safekeeping for institutional investors and providing the fund accounting, administration and settlement infrastructure that asset managers depend on. Its investment arm State Street Global Advisors created the first American exchange traded fund with the SPDR S&P 500 Trust and remains one of the largest index managers in the world.

Who we are looking for

State Street is looking for an experienced Mainframe Application Developer to lead development on the core accounting applications. The candidate should have 4+ years of experience developing enterprise scale applications and have a proven track record demonstrating subject matter expertise in a complex financial domain. The candidate will work closely with business/IT stakeholders and teammates across the globe.

Why this role is important to us

The team you will be joining is part of Global Technology Services (GTS), which delivers enterprise technology capabilities that support State Street’s global businesses. Within GTS, this role is aligned to the Accounting value stream, focused on designing and delivering complex technology solutions that support high-volume, time-critical processing crucial to producing a Fund’s Net Asset Value. The position plays a pivotal role in shaping technology strategy and execution, ensuring solutions are built for reliability, scalability, and strong controls while meeting stringent regulatory, operational, and client expectations.

What you will be responsible for

  • We are looking for a candidate who is highly motivated, energetic, and technologically savvy.

  • Can work independently or as part of a development team in a highly competitive and fast paced environment.

  • The individual must have strong communications skills, as he or she will be responsible for interacting with other IT as well as business areas.

  • As Senior Developer Officer and a member of the Back Office Accounting IT team at State Street the successful candidate:

  • Will be responsible for Application Design, Development and Resiliency for business applications on the accounting platform.

  • Will have the exciting opportunity to contribute and grow within a diverse team of developers, analysts, testers and technologists.

  • Will collaborate with other developers, development managers, business partners, architecture leads and risk team members as needed in order to ensure solutions are sound from all perspectives

What we value

These skills will help you succeed in this role

  • Strong critical thinking, problem solving, and decision-making skills

  • Continuous improvement in the Application Development and support processes

  • Identify and complete opportunities for automation

  • Meet or exceed commitments to customers

  • Promote agile application development where appropriate.

Education & Preferred Qualifications

  • Bachelor’s degree in Computer Science, Information Technology, Math or associated areas

  • 4+ years of experience in a large financial services organization

  • Mainframe experience is required (PL/I, Cobol, CICS, SQL, JCL, DB2)

  • Experience in or knowledge of Agile or Industrialized Agile a plus.

Work Requirement

  • Hybrid with minimum 4 days in office

  • 8:00 AM to 5 PM

Salary Range:

$70,000 - $118,750 Annual

The range quoted above applies to the role in the primary location specified. If the candidate would ultimately work outside of the primary location above, the applicable range could differ.

Employees are eligible to participate in State Street’s comprehensive benefits program, which includes: our retirement savings plan (401K) with company match; insurance coverage including basic life, medical, dental, vision, long-term disability, and other optional additional coverages; paid-time off including vacation, sick leave, short term disability, and family care responsibilities; access to our Employee Assistance Program; incentive compensation including eligibility for annual performance-based awards (excluding certain sales roles subject to sales incentive plans); and, eligibility for certain tax advantaged savings plans.

For a full overview, visit https://hrportal.ehr.com/statestreet/Home.

About State Street

Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success.

We are committed to fostering an environment where every employee feels valued and empowered to reach their full potential. As an essential partner in our shared success, you’ll benefit from inclusive development opportunities, flexible work-life support, paid volunteer days, and vibrant employee networks that keep you connected to what matters most. Join us in shaping the future.

As an Equal Opportunity Employer, we consider all qualified applicants for all positions without regard to race, creed, color, religion, national origin, ancestry, ethnicity, age, disability, genetic information, sex, sexual orientation, gender identity or expression, citizenship, marital status, domestic partnership or civil union status, familial status, military and veteran status, and other characteristics protected by applicable law.

Discover more information on jobs at StateStreet.com/careers

Read our CEO Statement

Job Application Disclosure:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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