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Sr Java Consultant Jobs in Toronto, ON (NOW HIRING)

OpsGuru is a global engineering and consulting group. We are experts in the container ecosystem ... Java (experience with at least one of the following frameworks: Spring, Play, Struts) C# ...

SR&ED Technical Advisor, Manager

Toronto, ON · On-site

CA$84K - CA$134K/yr

Line of Service Tax Industry/Sector Not Applicable Specialism General Tax Consulting Management ... Broad knowledge of current development technologies including web development, XML, Java ...

Provide technical leadership, mentorship, and coaching to developers, consultants, and external ... Java, J2EE, Spring Boot * REST and SOAP Web Services * Angular (18+), React, JavaScript, HTML5, and ...

Provide technical leadership, mentorship, and coaching to developers, consultants, and external ... Java, J2EE, Spring Boot * REST and SOAP Web Services * Angular (18+), React, JavaScript, HTML5, and ...

The Technology Risk Consulting practice provides a variety of services to our clients. The ... Java, JavaScript; REST/SOAP, JSON/XML; Python/PowerShell; SQL. * Agile SDLC leadership; PMO-level ...

The Applications Development Senior Programmer Analyst is an intermediate level position ... Core Java, Java EE, Spring Boot, Spring Microservices. * Programming Principles: Strong ...

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Sr Java Consultant information

What is a Sr Java consultant?

Sr Java Consultants are experienced professionals who specialize in providing expert advice, design, and implementation of Java-based software solutions. They typically have extensive knowledge of Java frameworks, enterprise systems, and best practices for software development. In addition to coding, they often mentor junior developers, guide architectural decisions, and work closely with clients to understand and fulfill complex technical requirements. Their role is crucial in ensuring that Java projects are delivered efficiently, securely, and to high quality standards.

How do Sr Java consultants typically collaborate with cross-functional teams during large-scale projects?

Sr Java Consultants often work closely with professionals from QA, DevOps, product management, and UI/UX teams to ensure seamless integration and delivery of project components. They participate in architecture discussions, code reviews, and sprint planning meetings, providing technical guidance and aligning backend Java solutions with broader business objectives. Effective communication and coordination skills are key, as Sr Java Consultants are expected to translate complex technical requirements into actionable tasks for both technical and non-technical stakeholders.

What are the key skills and qualifications needed to thrive as a Sr Java consultant, and why are they important?

To thrive as a Sr Java Consultant, you need advanced expertise in Java programming, software architecture, and system integration, often supported by a bachelor’s degree in computer science or a related field. Familiarity with frameworks such as Spring and Hibernate, proficiency in tools like Maven, Jenkins, and Git, as well as certifications like Oracle Certified Professional (OCP), are highly valued. Strong problem-solving, communication, and leadership skills help distinguish top consultants, enabling them to guide development teams and interact effectively with clients. These competencies are vital for delivering robust solutions, ensuring project success, and maintaining client satisfaction in complex enterprise environments.

What is the difference between Sr Java Consultant vs Java Developer?

AspectSr Java ConsultantJava Developer
Required CredentialsBachelor's in CS or related, Java certifications, experience in consultingBachelor's in CS or related, Java certifications often preferred
Work EnvironmentClient sites, consulting firms, project-basedIn-house or software development companies, project-based
Employer & Industry UsageConsulting firms, IT services, enterprise solutionsTech companies, startups, software development firms
Common Search & ComparisonOften compared for seniority and consulting rolesCompared for core development skills

The main difference between a Sr Java Consultant and a Java Developer lies in their roles and work environment. Sr Java Consultants typically work on client projects, providing expert advice and solutions, often requiring consulting experience. Java Developers focus on coding, designing, and implementing Java applications within organizations. Both roles require strong Java skills and certifications, but their day-to-day tasks and employer types differ.

What are popular job titles related to Sr Java Consultant jobs in Toronto, ON?

For Sr Java Consultant jobs in Toronto, ON, the most frequently searched job titles are:

What job categories do people searching Sr Java Consultant jobs in Toronto, ON look for?

The top searched job categories for Sr Java Consultant jobs in Toronto, ON are:

Infographic showing various Sr Java Consultant job openings in Toronto, ON as of August 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 78% Physical, 4% Hybrid, and 18% Remote job distribution.

Sr. Cloud Software Architect

OpsGuru

Toronto, ON • Remote

Full-time

Retirement

Re-posted 2 days ago


Job description

OpsGuru is a global engineering and consulting group. We are experts in the container ecosystem, data processing and analytics, and cloud-native technologies. Our team is formed by network, data, security, DevOps specialists and application developers. OpsGuru empowers customers with technology to solve their business problems and provide the tools to assure success in their digital transformation.


OpsGuru's value to our customers centers around our ability to provide deep technical guidance based on their business needs. We achieve this by assigning small, virtual teams of highly skilled individuals to each client. Within these teams, the Senior Cloud Software Architect is responsible for providing technical expertise and leadership to Cloud Software Engineers, while also maintaining a systems view that is able to reconcile technical decisions with broader project goals. Senior Cloud Software Architects work alongside our Principal Consultants and Engagement Managers to ensure our project deliverables meet stakeholders' needs while upholding OpsGuru's standards for quality and operational maturity.


Responsibilities

As a Senior Cloud Software Architect you will use your experiences to help customers plan, design, build, and implement modern cloud-based applications as part of a professional services delivery team.

Architects work to understand business and technical requirements, work with our customers to create backlogs of prioritized work, design application architectures and deployment processes that are secure and scalable, provide best practice guidance around release processes and architecture patterns, provide recommendations for optimizations (including user experience, performance, scalability, availability, and cost), and help customers with application modernization or greenfield development.


Senior Cloud Software Architects will generally be delivering projects with small focused teams in an agile delivery methodology. Some examples of projects include, but are not limited to:


Application modernization projects to migrate applications to newer or updated technology stacks, languages, and frameworks.

Transformation of applications to leverage modern infrastructure services such as containers or serverless.

Application modernization to help move from monolithic applications to service oriented or microservice based architectures.

Moving applications from an existing database engine (such as Oracle DB) to a new target data service (for example Postgres, NoSQL database, etc).

Understanding requirements to transform existing applications, or create greenfield applications, using scalable event driven architectures with Cloud Native serverless solutions.

Enhancing applications to optimize performance by leveraging tools such as content delivery networks, caching systems, modern file storage solutions, etc.


Requirements:

Core competencies (Mandatory):

Coding Skills

8+ years of experience as software engineer or software architect

2+ years experience acting as a technical lead on projects or teams

Strong proficiency in TypeScript/JavaScript/ES6:

NodeJS (experience with at least one of the following: Express, Socket.IO, NestJS)

UI (experience with at least two of the following: ReactJS, Angular, Vue),

Working experience the following:

Java (experience with at least one of the following frameworks: Spring, Play, Struts)

C# (experience with both .NET 4 and .NET Core, ASP.NET)

Python (experience with at least one of the following: DJango, Flask, Bottle)

PHP (experience with at least one of the following: Laravel, Cake, Symfony, Drupal)

Experience with HTML/HTML5, CSS/SASS/LESS, SVG

Deep understanding of secure coding practices


Experiences

Extensive experience with relational database platforms (PostgreSQL, MSSQL, Oracle, MySql)

Experience with at least one of NoSQL (MongoDB, DynamoDB, CosmosDB, Redis, Memcached, Cassandra, HBase, ElasticSearch/OpenSearch)

Experience udingof web protocols, serializers, CDNs, DNS, web security controls and best practices

Expirience designing and implementing unit and scenario testing for existing code base and for new functionality under development

Experience using Git source control systems connected to automation pipelines (CI/CD)

Experience designing and deploying end to end applications ready for production release

3+ years experience using public cloud computing platforms (AWS, Azure, or GCP)

Experience building and deploying containers solutions (i.e. K8S, OpenShift) and functions-as-a-service (i.e. AWS Lambda, Azure Functions, or Google Cloud Functions)

Experience writing documentation related to requirements, architectures, code, or tests cases

Experience with agile software development

Experience with applications leveraging message queues, service buses, and stream processors


Skills

Strong consulting and skills

Strong verbal, written, and presentation communication skills (English)

Strong AIand LLM usage skills

Ability to work collaboratively in teams with peers and with external customers and acting as a technical project lead

Ability to lead discovery and design discussions with customers

Ability to plan and lead large scale projects, including cutover and rollback events

Skilled at working with quality engineering to troubleshoot defects, refactor code, and remediate defects

Solid understanding of software release, iterative development, and DevOps best practices


Additional competencies (nice to have):

Technology

Working knowledge of data structures, OOP, architectural and design patterns

Exposure to broad range of frontend and backend technologies, languages and frameworks

Knowledge of functional programming and experience with one of the functional languages (Erlang, Elixir, Closure, Haskell, F#, Rust, etc.)

Experience working in a DevOps environment and supporting Site Relability Engineering (SRE) concepts

Strong understanding operational related best practices such as observability and high availability


Experiences

Bachelor's Degree in Computer Science or related field

Successful track record of developing quality software products and shipping production ready software involving highly scalable distributed systems, hybrid-cloud or cloud-based infrastructure design and implementation

Experience designing and building B2B data collection or exchange solutions such as third party integrations, SaaS platforms, productized APIs, or IoT connected platforms

Experience building cloud native, event-driven microservice architectures and APIs


What's in it for you:

Compensation & Perks

  • Competitive compensation package (160K - 180K CAD / year)
  • Retirement Savings Matching Program (RRSP)
  • Access to the latest tech
  • Partnership with Perkopolis Discounts

Flexibility & Time Off

  • Remote first work environment
  • Flexible work hours & location
  • Paid parental leave options

Health & Wellness

  • Employer paid health & dental premiums
  • GreenShield+ Counselling Mental Health
  • $500 in Health Care Spending Account annually

Growth & Development

  • Peer recognition rewards


As an employer, OpsGuru, a Carbon60 Company, recognizes the importance of balancing our careers with other aspects of our lives, and our culture reflects this ethos - from flexible work hours to health and wellness incentives and having fun along the way. We look for people who thrive in an environment of accountability and at times ambiguity as we adapt and grow our business.

OpsGuru is an equal-opportunity employer. We welcome and encourage applications from people with all levels of ability. Accommodations are available on request for candidates taking part in all aspects of the selection process. We thank all applicants for their interest in this exciting opportunity.


Only candidates that meet the qualifications will be contacted for an interview.