senior java microservices developer (spring boot / kafka) Jobs

Sr. Java Developer on Capital Market
Lexo Consulting Services Inc. —Toronto, ON
- From $90,000 a year
- Full-time
- Hybrid work
- DevOps
- Java
- Bachelor's
- Dental care
- Paid time off
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7h

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Sr. Java Developer on Capital Market
Lexo Consulting Services Inc. —Toronto, ON
You will join a cross-functional team and be supported by senior technical leadership while working on modern Java stacks and learning to interface with an…
From $90,000 a year
Quick apply
7h

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Sr. Java Developer on Capital Market

Lexo Consulting Services Inc.
Toronto, ON

Quick apply

Job details

Permanent | Full-time
7 hours ago

Benefits

Extended health care
Dental care
Paid time off
Vision care

Skills

Spring Boot
Kubernetes
Kanban
DevOps
Java
Microservices
Docker
Bachelor's
REST
COBOL
Mainframe development
Scrum
APIs
Agile
Financial services
Integration testing
AI
Communication skills
Spring framework

Full job description

Lexo is hiring a Senior Java Developer to design and build robust, scalable backend APIs and services. You will join a cross-functional team and be supported by senior technical leadership while working on modern Java stacks and learning to interface with an existing HPE Tandem (NonStop) mainframe environment.

What you will do

Design, implement and maintain backend services and RESTful APIs using Java (Java 17+).
Build microservices with Spring Boot and related Spring ecosystem technologies.
Write automated tests (unit, integration, end-to-end) and participate in code reviews to maintain high quality.
Collaborate with product owners, UX, QA and DevOps across the full SDLC.
Troubleshoot, profile and optimize services for performance, reliability and scalability.
Learn and integrate with the legacy HPE Tandem/COBOL systems where required.
Apply practical AI/ML tools and automation to improve development and operational productivity.

Required qualifications

Strong Java fundamentals and production experience with Java 17+.
Hands-on experience with Spring Boot and microservices architecture.
Solid testing practices: unit, integration and automated E2E testing.
Practical experience with containerization (Docker) and familiarity with Kubernetes.
Strong problem-solving, communication and technical writing skills.
Experience working in Agile teams (Scrum or Kanban).

Nice-to-have

Experience with HPE Tandem (NonStop) or COBOL systems, or willingness to learn legacy mainframe integration.
Familiarity with FX, money markets, or financial services domains.
Experience applying AI/ML tools in a software engineering workflow.

What we offer

Permanent role with career growth toward Senior Specialist or technical leadership.
Collaborative, supportive team and mentorship from senior engineers.
Hybrid work model: downtown Toronto office plus 2 days/week onsite.

Logistics

Expected start date: Jun 01, 2026
Job type: Permanent
Location: Downtown Toronto, ON (hybrid — 2 days/week onsite)
Salary: TBD

How to apply

Please submit your resume and a brief note describing relevant Java projects or systems you have built, and any experience with legacy systems or financial domain work.

Lexo is an equal opportunity employer. We welcome candidates from diverse backgrounds and are committed to creating an inclusive environment for all employees.

Job Types: Full-time, Permanent

Pay: From $90,000.00 per year

Benefits:

Dental care
Extended health care
Paid time off
Vision care

Flexible language requirement:

French not required

Education:

Bachelor's Degree (required)

Experience:

Java: 5 years (required)
Mainframe development: 1 year (preferred)
COBOL: 1 year (preferred)
Spring Boot: 3 years (required)
Kubernetes: 1 year (required)

Work Location: Hybrid remote in Toronto, ON

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