1

Application Support Jobs in Ontario (NOW HIRING)

Feel free to send us your application, specifying what position you want, and tell us why you're a ... We are proud to support philanthropic initiatives that support our local and global community ...

The Apps Support Group Manager is accountable for management of complex/critical/large professional ... Guide development teams on application stability and supportability improvements. Formulate and ...

Provide timely and effective L1/L2 application support for the Equities Derivatives trading desk, ensuring all issues are logged, tracked, and resolved in line with SLAs. Troubleshoot and resolve ...

Provide after-hours support via an on-call pager on a rotational basis for production incidents, application releases during a maintenance windows and other maintenance activities. * Lead or support ...

Address application, cross-capability and cross-release issues. * Gain understanding of technical aspects of project and break-fix development related to the application, advise developers and ...

Showing results 41-60

Application Support information

What does an application support do?

Application support employees manage the usability of a program for their employer and clients. There are various roles that provide service for a particular software, and the specific job duties vary. For example, application support analysts or specialists are often the first points of contact for clients having issues with the program. They determine the problem the customer has and attempts to fix it. This is similar to a customer service role, but application support jobs often involve technical skills and database management. If they are unable to fix the problem, they transfer the client to application support leads or another supervisor to handle. Engineers or developers in this field help clients adjust the software to better meet their needs or resolve current problems they are facing when using the program.

What are application support roles?

Application Support roles involve assisting users and organizations in resolving issues related to software applications. This typically includes troubleshooting technical problems, providing guidance on software usage, performing routine maintenance, and escalating more complex issues to development teams. Application Support professionals ensure that applications run smoothly and meet business needs. They often act as a bridge between end-users and IT departments, ensuring rapid problem resolution and minimizing downtime.

What are the key skills and qualifications needed to thrive as an application support specialist, and why are they important?

To thrive as an Application Support Specialist, you need strong problem-solving skills, a solid understanding of software applications, and often a degree in computer science or a related field. Familiarity with ticketing systems, SQL databases, and commonly used IT service management tools like ServiceNow is typically required. Excellent communication, patience, and the ability to work under pressure help you effectively address user concerns and collaborate with technical teams. These skills ensure timely resolution of issues, minimize downtime, and maintain high levels of user satisfaction.

How does an application support professional typically collaborate with development and IT teams to resolve complex issues?

Application Support professionals act as a crucial link between end-users, development, and IT infrastructure teams. When complex issues arise, they gather detailed information from users, replicate problems, and escalate unresolved technical issues to developers while providing clear documentation. They also coordinate with IT teams to ensure that system dependencies, configurations, or server-related matters are addressed. Regular communication and participation in cross-functional meetings help ensure that issues are resolved efficiently and that system improvements are implemented based on user feedback.

What is the difference between Application Support vs Help Desk Support?

AspectApplication SupportHelp Desk Support
CredentialsIT certifications, technical skillsBasic IT knowledge, customer service skills
Work EnvironmentFocused on specific applications, technical troubleshootingGeneral IT issues, user support across multiple systems
Employer & IndustryTech companies, software firms, enterprise ITAny organization with IT needs, including small businesses
Search & Comparison IntentUnderstanding technical roles, specialized supportGeneral IT support, user assistance

Application Support involves specialized technical troubleshooting and maintenance of specific software applications, often requiring technical certifications. Help Desk Support provides broader user assistance for various IT issues, focusing on customer service and basic troubleshooting. While both roles support IT users, Application Support is more technical and application-specific, whereas Help Desk Support covers a wider range of general IT problems.

How to become an application support?

To become an application support specialist, candidates typically need a bachelor's degree in computer science, information technology, or a related field. Relevant skills include troubleshooting, knowledge of operating systems, databases, and support tools, along with strong communication abilities. Gaining certifications such as ITIL or vendor-specific credentials can enhance job prospects and demonstrate technical competence.

What career paths are in application support?

Application support professionals can advance to roles such as senior support analyst, systems analyst, application manager, or IT project manager. They may also specialize in areas like database management, cybersecurity, or cloud services, often gaining certifications like ITIL or vendor-specific credentials to progress in their careers.

What are the most commonly searched types of Application Support jobs in Ontario?

The most popular types of Application Support jobs in Ontario are:

What are popular job titles related to Application Support jobs in Ontario?

For Application Support jobs in Ontario, the most frequently searched job titles are:

What cities in Ontario are hiring for Application Support jobs?

Cities in Ontario with the most Application Support job openings:

Infographic showing various Application Support job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 68% Full Time, 27% Part Time, and 4% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution.

Senior Application Support Engineer - Assistant Vice President

Citi

Mississauga, ON • On-site

Full-time

Posted 9 days ago


Citibank rating

8.4

Company rating: 8.4 out of 10

Based on 179 frontline employees who took The Breakroom Quiz

38th of 175 rated banks


Job description

The Apps Support Sr Analyst is a seasoned professional role. Applies in-depth disciplinary knowledge, contributing to the development of new techniques and the improvement of processes and work-flow for the area or function. Integrates subject matter and industry expertise within a defined area.

Requires in-depth understanding of how areas collectively integrate within the sub-function as well as coordinate and contribute to the objectives of the function and overall business. Evaluates moderately complex and variable issues with substantial potential impact, where development of an approach/taking of an action involves weighing various alternatives and balancing potentially conflicting situations using multiple sources of information. Requires good analytical skills in order to filter, prioritize and validate potentially complex and dynamic material from multiple sources.

Strong communication and diplomacy skills are required. Regularly assumes informal/formal leadership role within teams. Involved in coaching and training of new recruits.

Significant impact in terms of project size, geography, etc. by influencing decisions through advice, counsel and/or facilitating services to others in area of specialization. Work and performance of all teams in the area are directly affected by the performance of the individual.

Responsibilities: The Application Support Senior Analyst provides technical and business support for users of Citi Applcations. This includes providing quick resolutions to app issues, driving stability, efficiency and effectiveness improvements to help us and the business succeed. Responsible to partner with multiple technology teams to ensure appropriate integration of functions to meet goals; identify and define necessary system enhancements; analyze existing system logic, identify problems; and recommend and implements solutions.

Performing Incident/Outage Management, pro-actively collaborate with Development and Infrastructure partners to identify and remediate stability risks, and engage in crisis management and cross region handholding of issues. Investigation of incidents reported across a range of applications within our Custody Digital Assets and Settlements applications. Engagement with ITIL processes including Major Incident management, problem management, change management etc.

Operate independently to identify process bottlenecks and proactively drive improvements by engaging the appropriate teams. Experience in performing resiliency activities such as disaster recovery coordination from Production to Contingency site from an Application Support perspective, and Application component level resiliency tests. Confidently handle outage communication with stakeholders in Business and Operations.

Actively participate in defining and implementing application onboarding guidelines and standards in line with Non Functional Requirements. Provide direct technical guidance to development teams on stability and supportability improvements for the applications. Acts as SME to senior stakeholders and /or other team members.

Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Recommended Qualifications: 5 plus years experience in an Application Support role. Practical problem solving and strategic thinking skills Demonstrated leadership, interpersonal skills and relationship building skills Service oriented attitude Ability to work in a fast-paced environment Experience working or leading requirement gathering efforts for multiple large development projects at one-time Proficient using basic technical tools and systems Good interpersonal and communication skills Good all-round technical skills Effectively share information with other support team members and with other technology teams Ability to plan and organize workload Consistently demonstrates clear and concise written and verbal communication skills Ability to communicate appropriately to relevant stakeholders Skills and Competencies: Blockchain and Crypto Currency Technology Fundamentals Understanding of distributed ledgers, consensus mechanisms, and cryptographic principles as they apply to digital asset custody and settlement workflows.

Cloud and Distributed Technology Support Experience Experience in supporting target technology stacks such as ECS, OpenShift, and microservices at L2/L3 level in distributed, cloud-native environments Site Reliability Engineering (SRE) Hands-on experience with modern observability, monitoring tools, automation tools, and resiliency management - including Open Telemetry, Grafana, and Google Cloud Observability (GCO). AI Tools & Continuous Learning Familiarity with AI-assisted tools and a demonstrated willingness to continuously learn and adopt emerging technologies to enhance support efficiency and innovation. Technical Skills: SQL Server - SQL, Stored Procedures Oracle or other RDBMS Database performance and tuning Cloud Technologies (e.g., Openshift) and Micro Services Elastic Stack (ELK), Grafana, Google Cloud Observability (GCO) preferred Education: Bachelor's/University degree or equivalent experience ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Support ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $94 300,00 - $141 500,00 ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above

------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Automated Processing and AI We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

------------------------------------------------------ This job opening is for an existing job vacancy. ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi's EEO Policy Statement and the Know Your Rights poster.


What Citibank employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Citigroup Inc logo

About Citigroup Inc

Sourced by ZipRecruiter

We live in an increasingly complex world. Companies these days are either born global or are going global at record speed. Business and geopolitics are forging an entirely new dynamic and consumers now expect financial services to be a seamless part of their digital lives. Citi is a bank that’s uniquely positioned for this moment. Through our vast global network and our on-the-ground expertise, we can connect the dots, anticipate change and empathize the needs of our clients and customers in ways that other banks simply cannot. Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We have set expectations for how we must act to bring our mission to life. These expectations are at the heart of our Leadership Principles – we take ownership, we deliver with pride and we succeed together.

Industry

Banking and credit intermediation

Company size

5,001 - 10,000 Employees

Headquarters location

New York City, NY, US