55 jobs found for Maintenance in Etobicoke, Ontario

Do you have the ability to work on Mainframe project activities along with all keep the lights on (KTLO) activities such as O/S, and maintenance upgrades? Are you experienced in modernization efforts to reduce software costs with some products running on the mainframe? If so, this would be a great opportunity for you!Our client is looking for a Senior Technology Architect for a 12 month contract in Toronto.This is an onsite role.Rates: $704.19 - $737.2Ad

Do you have demonstrated experience with API (Back-end) development? Do you have demonstrated experience in Angular and Material frameworks? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer - Back End for a 12 month contract in Toronto.This is an onsite role.Rate: 543.7-579.46Advantages• Earn a competitive rate within the industry.• Location: Onsite role.• Potential for extension.Responsibilities• Requi

We are seeking a Senior Applications Architect and IBM Maximo specialist to lead the strategic evolution of Toronto Water’s Enterprise Asset Management system. This role involves collaborating with business users to review existing practices and identify opportunities to leverage IBM MAS SaaS functionality to improve ROI. You will be responsible for delivering a comprehensive roadmap to enhance the product beyond its current Minimum Viable Solution (MVS),

Do you have demonstrated experience overseeing refresh and transition activities, as well as team resources associated with the migration? Do you have 10+ years experience providing oversight to support mainframe infrastructure? If so, this would be a great opportunity for you!Our client is looking for a Senior Technology Architect for a 12 month contract in Toronto.This is an onsite role.Rate: 704.19-737.2Advantages• Earn a competitive rate within the ind

We are seeking a Senior IAM Consultant with deep expertise in sustaining large-scale, mission-critical identity systems. In this role, you will be responsible for the administration, monitoring, and operational support of Oracle Identity and Access Management environments. You will play a pivotal part in maintaining the health of PKI and OIM service components, resolving high-level incidents, and facilitating complex application integrations for clients.Ra

Do you have experience in technical analysis, program code, detailed programming and reports specifications, program design, writing and /or generating code, and conducting unit tests? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer - ETL for a 12 month contract in Toronto.This is an onsite role.Rate: 555.49-591.05Advantages• Earn a competitive rate within the industry.• Location: Onsite role.• Potent

Do you have experience working in Azure infrastructure environment? Do you have experience with testing custom developments? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer for a 1 month contract in Toronto.This is an onsite role.Rate: 554.83-590.41Advantages• Earn a competitive rate within the industry.• Location: onsite role.• Potential for extensionResponsibilities• Designing, developing and impleme

Do you have experience in data warehousing design and development with focus on extracting, transforming data coming from various data sources and loading into star/snowflake schemas? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer - ETL for a 12 month contract in Toronto.This is an onsite role.Rate: 555.49-591.05 Advantages• Earn a competitive rate within the industry.• Location: Onsite role.• Potent

Do you have 5+ years of development experience using IBM BPM and Apex Coaches? Do you have experience with performing integration between IBM BPM and web services in an enterprise service business architecture? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer - CRM for a 12 month contract in Toronto.This is an onsite role.Rate: 458.54-495.76Advantages• Earn a competitive rate within the industry.• Locat

Do you have extensive experience across the full software development lifecycle (SDLC), including design, coding, testing, debugging, deployment, and maintenance? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer for a 12 month contract in Toronto.This is a hybrid role.Rate:458.54-495.76Advantages• Earn a competitive rate within the industry.• Location: Hybrid role.• Potential for extensionResponsibiliti

Do you have 10+ years of development experience in high-scale, distributed systems? Do you have knowledge of API gateways, service discovery, and load balancing in cloud environments? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer for a 12 month contract in Toronto.This is an onsite role.Rate: 554.83-590.41Advantages• Earn a competitive rate within the industry.• Location: onsite role.• Potential for

We are seeking a Senior Specialized IT Consultant to provide high-level technical expertise and project leadership for mission-critical emergency services infrastructure. This role is responsible for the administration, implementation, and 24/7 support of integrated 911 solutions, including Computer-Aided Dispatch (CAD), radio, and telecommunications within Ambulance Communication Centres (ACCs). The successful candidate will act as a technical subject mat

Do you have senior application development experience in cloud technologies using OutSystems and .NET on Microsoft Azure. With demonstrated experience in C#/ MVC, Entity Framework, ReactJS, HTMLS/CS/JavaScript? Do you have demonstrated experience supporting Ministry of Finance business areas, knowledge of Advisory, Objections and Appeals, and Tax and Benefit programs? If so, this would be a great opportunity for you!Our client is looking for a Senior Soft

Do you have experience in structured methodologies for the development, design, implementation and maintenance of applications and web sites? Do you have experience in programming and analysis at the specified experience level? If so, this would be a great opportunity for you!Our client is looking for a Senior Solutions Designer for a 6 month contract in Toronto.This is an onsite role.Advantages• Earn a competitive rate within the industry.• Location: work

We are seeking a Senior Identity Access Management Consultant to provide expert-level sustainment, administration, and technical support for large-scale, mission-critical identity systems. This role is focused on the Oracle Identity and Access Management Suite Plus, specifically within complex environments serving over 10,000 users. You will be responsible for the health, performance, and security of service components, ensuring seamless integration for c

Do you have 10+ years of System Analysis and Design experience, preferably in a large, complex business environment? Do you have expert knowledge in reverse engineering Physical Data Models creating Entity Relationship Models (ERD) and Metadata Reports? If so, this would be a great opportunity for you!Our client is looking for a Senior Systems Analyst for a 6 month contract in Toronto.This is an onsite role.Rate: 476.88-513.79Advantages• Earn a competitive

Do you have strong interpersonal, facilitation and negotiation skills with ability to build rapport with stakeholders and drive negotiations to a successful outcome? Do you have experience conducting business modeling; use case modeling; conceptual and logical data modeling; process and data flow modeling; use case surveys; business rules definition and non-functional requirements definitions? If so, this would be a great opportunity for you!Our client is

Do you have extensive experience in modern web frameworks technology stack: React, JavaScript (JS), NextJS, Node, Cascading Style Sheets (CSS), Restful APIs? Do you have 10+ years of experience with developing application in compliance with PCI and WCAG 2.2 Standards, and bringing applications to AODA Compliancy? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer- Front End for a 6 month contract in Toron

Do you have extensive experience in modern web frameworks technology stack: React, JavaScript (JS), NextJS, Node, Cascading Style Sheets (CSS), Restful APIs? Do you have 10+ years of experience with developing application in compliance with PCI and WCAG 2.2 Standards, and bringing applications to AODA Compliancy? If so, this would be a great opportunity for you!Our client is looking for a Senior Software Developer- Front End for a 8 month contract in Toron

Do you have 10-15 years experience in n-tier web-based applications, database technologies, software, tools and Java EE (J2EE) and cloud-native technologies? Do you have 10-15 years experience in complex programming concepts and languages JSF, Spring, Spring Boot, MyBatis and ORM Framework, Core Java, , WebSphere 8 +, Liberty, Oracle 19c + iText, web based applications implementing with MVC framework, , REACT, Apache MyFaces, HTML5, CSS3, JavaScript, JQuer

Do you have working experience of developing Web-based Java EE and Cloud-Native applications using Angular, React / Redux, Node.js, GraphQL, JSON, Spring Boot, Spring MVC, JavaScript, Web Services? Do you have experience with Oracle 19C and in developing complex Oracle PL/SQL scripts to retrieve and format data to meet business requirements and design? If so, this would be a great opportunity for you!Our client is looking for an Intermediate Software Devel

We are seeking a highly skilled and adaptable Senior Program Manager to drive large-scale, complex, and high-risk I&IT initiatives. This is a hands-on technical role that requires a deep understanding of how technical products are built and the ability to engage directly with engineering teams to resolve challenges. You will navigate ambiguity, keep cross-functional teams focused, and excel at managing high-stakes stakeholder relationships.Pay Rate: $692.4

We are seeking a Senior Full Stack Software Developer to lead the design, implementation, and maintenance of business-critical enterprise applications. This role requires a developer who is highly proficient in JavaServer Faces and the broader J2EE ecosystem. You will be responsible for the entire development lifecycle, from constructing robust data pipelines and RESTful APIs to designing responsive front-end interfaces. The successful candidate will navig

We are seeking a Senior Infrastructure Integration Specialist to serve as a Subject Matter Expert (SME) for high-availability mainframe network maintenance and hardware/software currency activities. This role is focused on sustaining daily operations, planning for modern processor configurations, and managing the networking lifecycle from installation to decommissioning. You will bridge the gap between legacy infrastructure and modernization activities, en

Do you have understanding of systems environments, business analysis and change management in projects or programs related to integrated multi-ministries’ government services? Do you have experience creating Wireframes, Use Cases, User Stories, and produce business and technical documentation and agreements? If so, this would be a great opportunity for you!Our client is looking for an Intermediate Systems Analyst for a 12 month contract in Toronto.This is

We are seeking an Infrastructure Integration Specialist to provide expert-level technical guidance and operational support for complex network and security environments. This role is pivotal in ensuring the stability, security, and performance of critical infrastructure systems. You will lead troubleshooting efforts for high-consequence business systems, manage new deployments and ensure strict adherence to ISO 27001 standards and ITIL service management p

We are looking for a highly skilled Senior Full Stack Software Developer with over 10 years of experience to support the AFFES Portfolio Maintenance and critical initiatives, including those related to the Protect Ontario by Unleashing Our Economy Act 2025. This role requires a technical expert capable of translating complex systems specifications into tested, high-performance applications. You will be responsible for the entire lifecycle of development—fr

We are seeking a Technology Architect with senior-level expertise in IBM RACF to join a high-consequence mainframe environment. This role is dedicated to the expert-level administration, architectural design, and operational support of mainframe security systems. You will be responsible for resolving complex security violations, managing SSL/TLS certificate renewals, and ensuring the integrity of a 24x7 mission-critical environment. The ideal candidate bri

We are seeking a Senior Identity Access Management (IAM) Consultant to lead the support and modernization of a large-scale Public Key Infrastructure (PKI) environment. This role focuses on mission-critical upgrades, including transitioning from obsolete Entrust CA versions to the latest releases and facilitating a migration to Managed Cloud Services. You will provide Tier-3 expertise to sustain complex identity services for a large number of users, ensurin

We are seeking a Specialized IT Consultant with deep expertise in Enterprise Active Directory to provide critical systems administration and operational support. This role is situated within a large-scale, ITIL-based environment, requiring a professional who excels at managing complex user access, security patching, and high-stakes troubleshooting. You will be responsible for the health of the network, ensuring optimum utilization of computer resources thr