senior java developer scale performance jobs in Toronto

Unlock your potential as a Java Developer focused on developing enterprise applications. Join our team to design secure, scalable solutions using latest Java technologies. We are hiring an experienced Java Developer dedicated to creating robust applications. With 5+ years in Java development, you'll engage in system design, code optimization, and mentoring....

Location: Toronto, ON (Hybrid) Duration: 24+ Months Note: 4 days/week hybrid Job Description: Iris's client, one of the world's largest multinational investment banking and financial services corporation is looking to hire a Java Developer Our direct client is a is a world-leading financial services company, provides consumers, corporations, governments, and...

About Us Kumaran Systems: Engineering Future-Ready Transformations Since 1992, Kumaran Systems has been helping enterprises bridge the past and the future, reimagining legacy systems and embracing AI-led possibilities. With over 34 years of delivery excellence, we specialise in re‑engineering core applications, driving cloud transformation, and building...

Key ResponsibilitiesTranslate technical system specifications into working, tested applications.Develop detailed programming specifications.Write and/or generate code.Maintain applications and conduct unit testing.Troubleshoot and resolve technical issues arising during software operation.Provide technical assistance during implementations, conversions, and...

Kumaran Systems: Engineering Future-Ready Transformations Since 1992, Kumaran Systems has been helping enterprises bridge the past and the future, reimagining legacy systems and embracing AI-led possibilities. With over 34 years of delivery excellence, we specialise in re-engineering core applications, driving cloud transformation, and building...

Job Title: Senior Java Developer Job ID: 2024-13063 Job Location: Toronto, ON (Hybrid – 2 days/week onsite) Job Travel Location(s): # Positions: 1 Employment Type: W2 Duration:Long Term # of Layers:0 Work Eligibility:All Work Authorizations are Permitted – No Visa Transfers Key Technology: Job Responsibilities: - Code Quality & Maintenance:...

Senior Java Developer About SnapliiWe're Snaplii, a fintech startup on a mission to build a digital wallet that turns everyday spending into instant cashback and rewards across 400+ brands . We're building something genuinely exciting, moving fast, and looking for talented engineers who want to make an impact from day one.The RoleAs a Senior Java Developer,...

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our...

Who We AreKonrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation and a commitment to creating best-in-class digital products in use by hundreds of millions of consumers around the world. We...

Java Backend Developer - API, Microservices Experience Level: 8+ years of experience in Java development Job Description: Proven experience in designing Java/Java EE solutions Experience in designing Microservices & APIs Proven experience in Java back-end development with the following technologies: JDK 8+, GitHub, REST, Spring, Spring Boot, Apache CXF,...

About the RoleAs a Senior Java Developer, you will make an impact by designing, developing, and supporting scalable enterprise applications that drive critical business operations. You will be a valued member of the application development team and work collaboratively with architects, business stakeholders, DevOps teams, and fellow engineers to deliver...

Localcoin, founded in 2017 with headquarters in Toronto, is on a mission to simplify the process and experience of buying or selling digital currencies globally. We envision bringing digital currency to the mainstream financial market through partnerships with leading corporate and franchised retail spaces. With terminals across Canada, Poland and the APAC...

Established in 1991, Collabera has been a leader in IT staffing for over 22 years and is one of the largest diversity IT staffing firms in the industry. As a half a billion dollar IT company, with more than 9,000 professionals across 30+ offices, Collabera offers comprehensive, cost-effective IT staffing & IT Services. We provide services to Fortune 500 and...

The best candidate is a full-stack Java developer with strong experience building and deploying microservices, ideally with hands‑on expertise using Kubernetes for container orchestration on GCP. Contract Duration: 4 months with high likelihood of extension. Business Group: COAT – Contact Centre Technology – managing the bank’s voice applications and...

Associate Business Partner - Senior Talent Acquisition - IT Financial Services at Iris Software Iris's client, one of the world's largest multinational Investment banking and financial services corporations, is looking to hire a Java API developer for a long-term opportunity. Work Location: Toronto, ON (Hybrid Onsite – 4 days a week) Seniority level:...

OverviewSenior Core Java DeveloperThis is with a large IT services firm for a major Canadian bank. Candidate must have legal work status for Canada. Client Location is downtown Toronto, close to GO and TTC. Hybrid - In-Office 3 days per week. Increase to 4 days in September 2025. Perm/FT role, salary and benefits or on contract - 6 months to start at Market...

AtElectric Mind,Engineeringis where strategy meets action. Our team helps organizations cut through complexity—aligning business ambition with technology execution to unlock real, lasting change.You’llwork alongside curious, driven people tackling high‑impact challenges for everyone from scaling startups to global enterprises. Each engagement is...

Position SummaryWe are currently looking for an experienced application developer who is well-versed in database-centric application development and will support the ongoing development of the company’s web-based software products and internally developed support systems. You have extensive experience designing database structures and associated queries...

Design, develop and enhance scalable backend applications and services using Java and Spring-based technologiesBuild and maintain APIs and microservices supporting high-volume, business-critical applicationsWork across solution design, development, testing, code review and production supportCollaborate with developers, Business Systems Analysts, Technical...

Konrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation and a commitment to creating best-in-class digital products in use by hundreds of millions of consumers around the world. We hire...