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Senior Core Java Developer Jobs in Ontario (NOW HIRING)

Learn from deep subject matter experts through mentoring and on the job coaching Summary We are seeking Senior Java Developers to join our team on a 1-year fixed term. As a Java Developer at Deloitte ...

\n \n \n \n \n We are looking for an experienced Java Developer for a contract position in Dublin. You will be joining a rapidly expanding team who are working on the most cutting edge products. \n \n ...

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Showcase your development skills of Core Java or similar programming languages. * Apply your programming skills towards building low latency and high throughput transactional services with continuous ...

\n \n \n \n \n We are looking for an experienced Java Developer for a contract position in Dublin. You will be working as part of an agile team to deliver the highest quality solutions! \n \n \n \n \n ...

\n \n \n \n \n We have a contract position available for a Java developer within a rapidly growing global team. You will be responsible for the design and development of the company's platform and ...

Java Developer

Toronto, ON · Hybrid

CA$100K - CA$120K/yr

Showcase your development skills of Core Java or similar programming languages. * Apply your programming skills towards building low latency and high throughput transactional services with continuous ...

Java Developer

Toronto, ON · Hybrid

CA$90K - CA$125K/yr

About The Role As a Full Stack Java Developer you'll be tasked with working on web application ... Fundamental knowledge of core web principals (HTTP, the DOM, SSL, web servers) * Fluency with ...

You will work on a high performing team of Senior Full Stack Engineers where you will be building a ... Core Java & Java EE \n * JavaScript \/ TypeScript \n * ReactJS OR VueJS \n * CSS4 & HTML5 \n \n \n ...

Java Developer

Burlington, ON

CA$89K - CA$123K/yr

Core Backend & FullStack Skills. * Practical experience developing UI components using Angular ... We are seeking a Java Developer with strong backend expertise and working knowledge of frontend ...

\n \n \n \n \n Are you a Senior Java Developer with extensive cloud experience looking for your next challenge? Do you have Microservices and TDD? Are you interesting in working in the banking sector?

Java Developer

Burlington, ON · On-site

CA$89K - CA$123K/yr

Core Backend & FullStack Skills. * Practical experience developing UI components using Angular ... We are seeking a Java Developer with strong backend expertise and working knowledge of frontend ...

Java Developer

Toronto, ON · On-site

CA$90K - CA$110K/yr

The overall hiring salary range for this position from Intermediate to Senior level, is $90,000 to ... We do not use AI to screen, assess, or select applicants Job Overview The Java Developer is ...

... n We need Senior Java Engineers who have led teams, to work on both the Architecture and Development on multiple key projects. \n \n \n \n \n \n This is ideal for someone who enjoys mentoring ...

Java Developer

Toronto, ON · On-site

CA$90K - CA$110K/yr

The overall hiring salary range for this position from Intermediate to Senior level, is $90,000 to ... We do not use AI to screen, assess, or select applicants Job Overview The Java Developer is ...

A strong Java Backend Developer with Core Java 8, Spring, Spring Boot, Hibernate, REST Web\-services \n * Be an active participate on Agile team, with daily scrum meetings and other Agile ceremonies ...

Reporting to the Senior Manager Development, this Sr. Software Developer role is responsible for ... Must have technical working experience with Core Java (Version 8 or higher)/Java, JDK17+

Partner with DevOps, QA, and Infrastructure teams for CI/CD and release management. * Participate ... Strong expertise in Core Java (Java 8+). * Extensive experience with Spring, Spring Boot, REST APIs ...

New

Must have technical working experience with Core Java (Version 8 or higher)/Java and Python ... Oracle Certified Java Developer certification will be an asset. * Technical Knowledge of event ...

Our challenge We are looking for a highly skilled Senior Java Developer to join our company. In this role, candidate will design, create, and implement various Java-based solutions for the business ...

New

... Centre on a Senior Software Engineer vacancy (multiple available). \n \n \n \n \n \n We need ... Highly skilled Software Engineer, ideally 7+ years' experience primarily in Java (flexible) \n

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Showing results 1-20

Senior Core Java Developer information

See Ontario salary details

$91K

$138.4K

$184.5K

How much do senior core java developer jobs pay per year?

As of Jun 5, 2026, the average yearly pay for senior core java developer in Ontario is $138,373.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,500.00 and $170,000.00 per year, depending on experience, location, and employer.
What cities in Ontario are hiring for Senior Core Java Developer jobs? Cities in Ontario with the most Senior Core Java Developer job openings:
Senior Java Developer - Operate

Senior Java Developer - Operate

Deloitte

Toronto, ON

CA$72K - CA$138K/yr

Full-time

Life, PTO

Posted 29 days ago


Deloitte rating

8.1

Company rating: 8.1 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

58th of 138 rated financial services


Job description

Job Type: Temporary Contract 
Work Model: 
Hybrid 
Reference code: 
132943   
Primary Location: 
Toronto, ON  
All Available Locations: 
Toronto, ON

Our Purpose

At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a prosperous society where people can find meaning and opportunity. It builds consumer and business confidence, empowers organizations to find imaginative ways of deploying capital, enables fair, trusted, and functioning social and economic institutions, and allows our friends, families, and communities to enjoy the quality of life that comes with a sustainable future. And as the largest 100% Canadian-owned and operated professional services firm in our country, we are proud to work alongside our clients to make a positive impact for all Canadians.


By living our Purpose, we will make an impact that matters.

  • Have many careers in one Firm.
  • Enjoy flexible, proactive, and practical benefits that foster a culture of well-being and connectedness.
  • Learn from deep subject matter experts through mentoring and on the job coaching
Summary

We are seeking Senior Java Developers to join our team on a 1-year fixed term. As a Java Developer at Deloitte, you will play a crucial role in designing, developing, and maintaining Java-based applications or software solutions for a leading North American Bank. This long-term staff augmentation role requires strong expertise in Java and Spring Boot. You will collaborate with other developers, business analysts, and project managers to deliver high-quality solutions to our client.

What will your typical day look like?

In this role, you will design and develop Java applications by writing clean, efficient, and well-documented code using Java and Spring Boot, translating business requirements into technical solutions that follow best practices. You will collaborate closely with business analysts, project managers, and quality assurance professionals to ensure clear communication and smooth delivery across the software development lifecycle.

 
A key part of your work involves troubleshooting and debugging, identifying and resolving technical issues, defects, and performance bottlenecks by analyzing logs, using debugging tools, and partnering with the team to implement fixes. You will support quality by participating in unit, integration, and system testing, writing test cases, executing tests, and reporting defects to maintain reliability. Finally, you will commit to continuous learning, staying current with Java technologies, frameworks, and best practices through training, certifications, and knowledge sharing with colleagues.

About the team

This is your opportunity to work in Operate at Deloitte. Operate services harness the latest technologies, talent, and capabilities from all over the world to deliver ongoing outcomes and client value. We do more than traditional business process outsourcing. We work shoulder-to-shoulder with clients and their customers, constantly adapting to the pace of change, to ideate, innovate, and embed continuous advantage at the heart of their operations.

Enough about us, let’s talk about you

You are someone with these required skills, experience & qualifications:

  • Extensive professional experience in java development, with a history of working on large and complex applications with high business and customer impact
  • Minimum of 6 years of professional experience with Java, Spring Boot, and RESTful API development.
  • Database Knowledge: professional experience working with relational databases (e.g., MySQL, PostgreSQL) and experience with ORM frameworks like Hibernate.
  • Minimum of 6 years of professional working experience within Agile or Scrum environments.
  • Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
  • Experience working in the financial services/banking industry.
  • Analytical/ Decision Making Responsibilities
  • Analytical ability to manage multiple projects and prioritize tasks into manageable work products
  • Can operate independently or with minimum supervision
  • Excellent Written and Communication Skills
  • Ability to deliver technical demonstration
Total Rewards


The salary range for this position is $72,000 - $138,000, and individuals may be eligible to participate in our bonus program. Deloitte is fair and competitive when it comes to the salaries of our people. We regularly benchmark across a variety of positions, industries, sectors, targets, and levels. Our approach is grounded on recognizing people's unique strengths and contributions and rewarding the value that they deliver.
Our Total Rewards Package extends well beyond traditional compensation and benefit programs and is designed to recognize employee contributions, encourage personal wellness, and support firm growth.  Along with a competitive base salary and variable pay opportunities, we offer a wide array of initiatives that differentiate us as a people-first organization. On top of our regular paid vacation days, some examples include: $4,000 per year for mental health support benefits, a $1,300 flexible benefit spending account, firm-wide closures known as "Deloitte Days", dedicated days of for learning (known as Development and Innovation Days), flexible work arrangements and a hybrid work structure.

Our promise to our people: Deloitte is where potential comes to life.

Be yourself, and more.

We are a group of talented people who want to learn, gain experience, and develop skills. Wherever you are in your career, we want you to advance.
You shape how we make impact.

Diverse perspectives and life experiences make us better. Whoever you are and wherever you’re from, we want you to feel like you belong here. We provide flexible working options to support you and how you can contribute.
Be the leader you want to be

Some guide teams, some change culture, some build essential expertise. We offer opportunities and experiences that support your continuing growth as a leader.
Have as many careers as you want.

We are uniquely able to offer you new challenges and roles – and prepare you for them. We bring together people with unique experiences and talents, and we are the place to develop a lasting network of friends, peers, and mentors.
The next step is yours

At Deloitte, we are all about doing business inclusively – that starts with having diverse colleagues of all abilities. Deloitte encourages applications from all qualified candidates who represent the full diversity of communities across Canada. This includes, but is not limited to, people with disabilities, candidates from Indigenous communities, and candidates from the Black community in support of living our values, creating a culture of Diversity Equity and Inclusion and our commitment to our AccessAbility Action Plan, Reconciliation Action Plan and the BlackNorth Initiative.

We encourage you to connect with us at accessiblecareers@deloitte.ca if you require an accommodation for the recruitment process (including alternate formats of materials, accessible meeting rooms or other accommodations) or indigenouscareers@deloitte.ca  for any questions relating to careers for Indigenous peoples at Deloitte (First Nations, Inuit, Métis).

When you apply, we will review your application using Deloitte's Global Talent Standards to ensure a consistent  recruitment experience. Our recruitment advisors and hiring teams will utilize human screening combined with AI technology to help identify the skills and qualities that matter most to our business, while safeguarding your privacy and using AI responsibly.

Deloitte Canada has 20 offices with representation across most of the country. We acknowledge that Deloitte offices stand on traditional, treaty, and unceded territories in what is now known as Canada. We recognize that Indigenous Peoples have been the caretakers of this land since time immemorial, nurturing its resources and preserving its natural beauty. We acknowledge this land is still home to many First Nations, Inuit, and Métis Peoples, who continue to maintain their deep connection to the land and its sacred teachings. We humbly acknowledge that we are all Treaty people, and we commit to fostering a relationship of respect, collaboration, and stewardship with Indigenous communities in our shared goal of reconciliation and environmental sustainability.


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