Job Description
Full job description
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Apply By: Wednesday, March 25, 2026 11:59 pm EDT
Senior Application Developer
Job ID:
241627
Posting status:
Open
Organization:
Ministry of Public and Business Service Delivery and Procurement
Division:
GovTechON - Central Agencies I&IT Cluster, Cluster Applications
City:
Oshawa, Toronto
Position(s) language:
English
Job term:
1 Temporary contract/assignment up to 12 months with possible extension
Job code:
17160 - Systems Officer 5
Salary:
$1,628.82 - $2,104.14 Per week*
*Indicates the salary listed as per the OPSEU Collective Agreement.
Join our team and showcase your technical knowledge and skills in the role of Senior Application Developer.
Join the Central Agencies I&IT Cluster and lead the design, development, and implementation of innovative, cost-effective technology solutions that drive government efficiency and service delivery. As a key technical leader, you'll guide project teams, provide expert systems development and consulting, and shape IT strategies that support the business priorities of the Ontario Public Service.
About Us:
The Central Agencies I&IT Cluster ensures the Ontario Public Service has the tools, expert support, and knowledge to optimize I&IT investments and meet government priorities. We support key offices and ministries, including the Premier's Office, Cabinet Office, Finance, Infrastructure, and related agencies. Our work is essential to delivering efficient, cost-effective services and driving innovation across government.
Please note: the successful candidate will be required to undergo a Criminal Record and Judicial Maters Check (CRJMC) and includes the following:
Credit Check
Note:This position is located at 222 Jarvis Street, Toronto and/or 33 King Street West Oshawa.
About the job
In this role, you will:
lead project teams in designing, developing, and implementing cost-effective IT solutions and services
prepare project plans, resource estimates, and provide technical leadership throughout the development cycle
analyze client IT needs, conduct feasibility studies, and recommend innovative solutions aligned with business goals
design, code, test, and implement complex applications while ensuring compliance with corporate standards
advise on technology acquisition, manage vendor contracts, and oversee database administration for applications
research emerging technologies and contribute to setting IT strategies, standards, and best practices across the enterprise
What you bring to the team
Technical Knowledge
You have:
proficiency in systems design and development methodologies
strong programming knowledge (concepts, languages, standards)
the ability to evaluate and recommend hardware/software and IT services
knowledge of database management systems and application database administration
Analytical and Problem-Solving Skills
You can:
evaluate and assess the client's information and system needs, and define information technology and business requirements.
recommend and develop information technology solutions which are cost-effective and support the improvement of client program/service delivery.
design, develop, test and implement system solutions
demonstrate troubleshooting and decision-making skills for complex system development challenges
System Technology Knowledge
You have:
knowledge of system technologies (such as operating systems, custom application software, packaged applications, and client customized software and networks), and the ability to acquire and apply knowledge of Cluster technology platforms
knowledge of emerging technologies, to lead a project team in the identification and evaluation of information technology options for clients
the ability to understand Cluster administrative policies and directives to ensure compliance of recommendations on acquisition of technology and services, and negotiation of contracts
Team Leadership and Interpersonal Skills
You have:
team leadership skills to coordinate the development of technical project plans, control project process and provide technical leadership to project staff and external stakeholders
proven consultation, interpersonal, and team-work skills to work effectively with colleagues and clients
Communication Skills
You have:
oral communication skills to discuss client requirements and lead discussions of system development options and technical processes
the ability to communicate and explain alternate system development solutions to clients
written communication skills to prepare technical documents, project reports, and business cases
Don't meet every qualification?
If you are excited about this position and meet most, but not all, of the listed qualifications, please still consider applying. We recognize that no one person might have every qualification in this job ad, and you just might be the right candidate!
How we support diversity, inclusion and accessibility
We are building an inclusive workforce that reflects the communities we serve. We encourage everyone interested in working with us to apply, including people with disabilities, Indigenous, Black and racialized individuals, as well as people from all ethnicities, cultures, ****** orientations, gender identities and gender expressions.
Our hiring process is accessible, consistent with Ontario's Human Rights Code and the Accessibility for Ontarians with Disabilities Act, 2005. We are working to prevent and remove barriers in our hiring processes and can offer accommodation to address specific needs related to Code-protected grounds such as disability, family status and religion. For more information about accommodation during the hiring process please contact us.
Learn more about the work the OPS is doing to create an inclusive, anti-racist, accessible and diverse workplace:
diversity, equity and inclusion initiatives
accessibility
Anti-Racism Policy
What we offer
The Ontario Public Service is one of Ontario's largest employers. Employees work for 29 ministries, with offices in more than 70 cities across the province. We offer:
a career that can grow across ministries and job functions
flexible learning and developmental opportunities, including education and mentorship programs
many employee networks offering support for and education about underrepresented groups
comprehensive benefits that look after your holistic wellness needs
base salary that aligns to market trends with scheduled salary progression
tailored work arrangements, including opportunities like flex hours, self-funded leave and more
a modern, friendly, and accessible physical work environment
Additional information:
Apply by:
Wednesday, March 25, 2026 11:59 pm EDT
Position details:
1 English Temporary, duration up to 12 months, 33 King St W, Oshawa, Central Region or 222 Jarvis St, Toronto, Toronto Region, Criminal Record and Judicial Matters Check, Credit History Check
Compensation group:
Ontario Public Service Employees Union
Work hours:
Schedule 6
Category:
Information Technology
Posted on:
Wednesday, March 11, 2026
Note:
About security checks:
A criminal or other federal offence record does not automatically disqualify you from the position. We consider each situation based on the position's responsibilities.
If a check is needed and you've lived outside of Canada in the past 5 years for 6 or more months in a row, or if you are not a Canadian resident, you'll need to provide an out-of-country police clearance certificate from the country you lived in.
Employment screening checks are only reviewed and evaluated by the Transition and Security Office, which also maintains them and keeps them strictly confidential.
T-MG-241627/26
How to apply:
You must apply online.
Your cover letter and resume combined should not exceed five (5) pages. For tips and tools on how to write a concise cover letter and resume, review the Writing a Cover Letter and Resume: Tips, Tools and Resources.
Customize your cover letter and resume to the qualifications listed on the job ad. Using concrete examples, you must show how you demonstrated the requirements for this job. We rely on the information you provide to us.
Read the job description to make sure you understand this job.
OPS employees are required to quote their WIN EMPLOYEE ID number when applying.
If you require a disability related accommodation in order to participate in the recruitment process, please Contact Us to provide your contact information. Recruitment services team will contact you within 48 hours.
Language requirements and assessment:
All external Ontario Public Service (OPS) job ads are posted in English and French. Check the "position(s) language" section at the top of each job ad for the language requirements. For all roles, candidates are assessed in English, the business language of the OPS. If the position is bilingual (English/French), you'll also need to pass a French-language proficiency test.
Exigences en matière de langue et évaluation:
Toutes les offres d'emploi externes de la fonction publique de l'Ontario (FPO) sont affichées en français et en anglais. Consultez la section « Langue du ou des postes » en haut de chaque offre d'emploi pour connaître les exigences linguistiques. Pour tous les postes, les candidats sont évalués en anglais, la langue d'affaires de la FPO. Si le poste est bilingue (anglais/français), vous devrez également passer un test de compétences linguistiques en français.
Strengthening Ontario, together
Back to search results
Apply By: Wednesday, March 25, 2026 11:59 pm EDT
Senior Application Developer
Job ID:
241627
Posting status:
Open
Organization:
Ministry of Public and Business Service Delivery and Procurement
Division:
GovTechON - Central Agencies I&IT Cluster, Cluster Applications
City:
Oshawa, Toronto
Position(s) language:
English
Job term:
1 Temporary contract/assignment up to 12 months with possible extension
Job code:
17160 - Systems Officer 5
Salary:
$1,628.82 - $2,104.14 Per week*
*Indicates the salary listed as per the OPSEU Collective Agreement.
Join our team and showcase your technical knowledge and skills in the role of Senior Application Developer.
Join the Central Agencies I&IT Cluster and lead the design, development, and implementation of innovative, cost-effective technology solutions that drive government efficiency and service delivery. As a key technical leader, you'll guide project teams, provide expert systems development and consulting, and shape IT strategies that support the business priorities of the Ontario Public Service.
About Us:
The Central Agencies I&IT Cluster ensures the Ontario Public Service has the tools, expert support, and knowledge to optimize I&IT investments and meet government priorities. We support key offices and ministries, including the Premier's Office, Cabinet Office, Finance, Infrastructure, and related agencies. Our work is essential to delivering efficient, cost-effective services and driving innovation across government.
Please note: the successful candidate will be required to undergo a Criminal Record and Judicial Maters Check (CRJMC) and includes the following:
Credit Check
Note:This position is located at 222 Jarvis Street, Toronto and/or 33 King Street West Oshawa.
About the job
In this role, you will:
lead project teams in designing, developing, and implementing cost-effective IT solutions and services
prepare project plans, resource estimates, and provide technical leadership throughout the development cycle
analyze client IT needs, conduct feasibility studies, and recommend innovative solutions aligned with business goals
design, code, test, and implement complex applications while ensuring compliance with corporate standards
advise on technology acquisition, manage vendor contracts, and oversee database administration for applications
research emerging technologies and contribute to setting IT strategies, standards, and best practices across the enterprise
What you bring to the team
Technical Knowledge
You have:
proficiency in systems design and development methodologies
strong programming knowledge (concepts, languages, standards)
the ability to evaluate and recommend hardware/software and IT services
knowledge of database management systems and application database administration
Analytical and Problem-Solving Skills
You can:
evaluate and assess the client's information and system needs, and define information technology and business requirements.
recommend and develop information technology solutions which are cost-effective and support the improvement of client program/service delivery.
design, develop, test and implement system solutions
demonstrate troubleshooting and decision-making skills for complex system development challenges
System Technology Knowledge
You have:
knowledge of system technologies (such as operating systems, custom application software, packaged applications, and client customized software and networks), and the ability to acquire and apply knowledge of Cluster technology platforms
knowledge of emerging technologies, to lead a project team in the identification and evaluation of information technology options for clients
the ability to understand Cluster administrative policies and directives to ensure compliance of recommendations on acquisition of technology and services, and negotiation of contracts
Team Leadership and Interpersonal Skills
You have:
team leadership skills to coordinate the development of technical project plans, control project process and provide technical leadership to project staff and external stakeholders
proven consultation, interpersonal, and team-work skills to work effectively with colleagues and clients
Communication Skills
You have:
oral communication skills to discuss client requirements and lead discussions of system development options and technical processes
the ability to communicate and explain alternate system development solutions to clients
written communication skills to prepare technical documents, project reports, and business cases
Don't meet every qualification?
If you are excited about this position and meet most, but not all, of the listed qualifications, please still consider applying. We recognize that no one person might have every qualification in this job ad, and you just might be the right candidate!
How we support diversity, inclusion and accessibility
We are building an inclusive workforce that reflects the communities we serve. We encourage everyone interested in working with us to apply, including people with disabilities, Indigenous, Black and racialized individuals, as well as people from all ethnicities, cultures, ****** orientations, gender identities and gender expressions.
Our hiring process is accessible, consistent with Ontario's Human Rights Code and the Accessibility for Ontarians with Disabilities Act, 2005. We are working to prevent and remove barriers in our hiring processes and can offer accommodation to address specific needs related to Code-protected grounds such as disability, family status and religion. For more information about accommodation during the hiring process please contact us.
Learn more about the work the OPS is doing to create an inclusive, anti-racist, accessible and diverse workplace:
diversity, equity and inclusion initiatives
accessibility
Anti-Racism Policy
What we offer
The Ontario Public Service is one of Ontario's largest employers. Employees work for 29 ministries, with offices in more than 70 cities across the province. We offer:
a career that can grow across ministries and job functions
flexible learning and developmental opportunities, including education and mentorship programs
many employee networks offering support for and education about underrepresented groups
comprehensive benefits that look after your holistic wellness needs
base salary that aligns to market trends with scheduled salary progression
tailored work arrangements, including opportunities like flex hours, self-funded leave and more
a modern, friendly, and accessible physical work environment
Additional information:
Apply by:
Wednesday, March 25, 2026 11:59 pm EDT
Position details:
1 English Temporary, duration up to 12 months, 33 King St W, Oshawa, Central Region or 222 Jarvis St, Toronto, Toronto Region, Criminal Record and Judicial Matters Check, Credit History Check
Compensation group:
Ontario Public Service Employees Union
Work hours:
Schedule 6
Category:
Information Technology
Posted on:
Wednesday, March 11, 2026
Note:
About security checks:
A criminal or other federal offence record does not automatically disqualify you from the position. We consider each situation based on the position's responsibilities.
If a check is needed and you've lived outside of Canada in the past 5 years for 6 or more months in a row, or if you are not a Canadian resident, you'll need to provide an out-of-country police clearance certificate from the country you lived in.
Employment screening checks are only reviewed and evaluated by the Transition and Security Office, which also maintains them and keeps them strictly confidential.
T-MG-241627/26
How to apply:
You must apply online.
Your cover letter and resume combined should not exceed five (5) pages. For tips and tools on how to write a concise cover letter and resume, review the Writing a Cover Letter and Resume: Tips, Tools and Resources.
Customize your cover letter and resume to the qualifications listed on the job ad. Using concrete examples, you must show how you demonstrated the requirements for this job. We rely on the information you provide to us.
Read the job description to make sure you understand this job.
OPS employees are required to quote their WIN EMPLOYEE ID number when applying.
If you require a disability related accommodation in order to participate in the recruitment process, please Contact Us to provide your contact information. Recruitment services team will contact you within 48 hours.
Language requirements and assessment:
All external Ontario Public Service (OPS) job ads are posted in English and French. Check the "position(s) language" section at the top of each job ad for the language requirements. For all roles, candidates are assessed in English, the business language of the OPS. If the position is bilingual (English/French), you'll also need to pass a French-language proficiency test.
Exigences en matière de langue et évaluation:
Toutes les offres d'emploi externes de la fonction publique de l'Ontario (FPO) sont affichées en français et en anglais. Consultez la section « Langue du ou des postes » en haut de chaque offre d'emploi pour connaître les exigences linguistiques. Pour tous les postes, les candidats sont évalués en anglais, la langue d'affaires de la FPO. Si le poste est bilingue (anglais/français), vous devrez également passer un test de compétences linguistiques en français.
Strengthening Ontario, together
💡 Quick Summary
Seeking a career-building opportunity? The Senior Application Developer position is now open for candidates interested in the Back Office Jobs sector. This role in Toronto offers a professional environment and growth potential.
Requirement Snapshot: Candidates should possess basic communication skills, a proactive attitude, and the ability to work in a team. Experience in Back Office Jobs is a plus.
