Markham, On Sr full stack developer java, spring boot Jobs – 159 Openings This Week

Lead Backend Developer (Java/Spring Boot, API Architecture)
Recrute Action Inc. —Toronto, ON
- $77–$93 an hour
- Temporary
- Hybrid work
- Java
- Bachelor's
- APIs
- Work from home
Quick apply
1d
Java Developer (Spring Boot)
Tangentia —Toronto, ON
- Remote
- Java
- In-person
- Communication skills
- Work from home
Quick apply
7h
Java Developer
Tata Consultancy Services —Toronto, ON
- $90,000–$110,000 a year
- Oracle
- Java
- SQL
Java Backend Developer
Venuiti —Toronto, ON
- $100,000–$120,000 a year
- Full-time
- DevOps
- Java
- Databases
Quick apply
8h
Senior Site Reliability Engineer
iManage —Toronto, ON
- Full-time
- Hybrid work
- Azure
- Engineering
- Java
- Dental care
- Paid time off
Quick apply
Staff Back End Engineer (Applications)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Senior Cloud Engineer/Technical Lead
Recutify Inc. —Toronto, ON
- Full-time
- Oracle
- Java
- Databases
Quick apply
Project Manager/Leader
Softline Technology —Toronto, ON
- Contract
- Azure
- Management
- PMP
4d
Principal Software Engineer - Platform, Identity and BI
Calabrio —Toronto, ON
- On call
- Remote
- DevOps
- Java
- SQL
- Designated paid holidays
- Disability insurance
Quick apply
Senior Software Engineer | Remote | AI SaaS Software Role
Process Street —Toronto, ON
- Full-time
- Remote
- Java
- AWS
- JavaScript
- Dental care
- Paid time off
Quick apply
Apache Camel Developer - Contract 6 months - Canada (Remote)
CorGTA —Canada
- Up to $100 an hour
- Contract
- Remote
- Java
11d

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Citi —Mississauga, ON
Bachelor’s degree/University degree or equivalent experience. Appropriately assess risk when business decisions are made, demonstrating particular consideration…
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Senior Applied AI Full-Stack Engineer - Vice President
Citi —Mississauga, ON
Bachelor’s degree/University degree in Engineering, Finance, or equivalent experience. You will design and deliver enterprise-grade web application platforms,…
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Apache Camel Developer - Contract 6 months - Canada (Remote)
CorGTA —Canada
Mandatory skills with Kubernetes/AKS, including: CSI drivers, Persistent volumes, Cloud-native deployment techniques. Structure: Contract 6 months to start.
Up to $100 an hour
11d

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sr full stack developer java, spring boot jobs near markham, on

Lead Backend Developer (Java/Spring Boot, API Architecture)

Recrute Action Inc. -
Toronto, ON

Quick apply

Job details

Temporary | Full-time | Fixed term contract
$77–$93 an hour
1 day ago

Qualifications

Spring Boot
Pricing
Java
Bachelor's
Distributed systems
REST
APIs
Business

Full job description

Lead Backend Developer (Java/Spring Boot, API Architecture)

Be part of a transformative technology initiative within the insurance industry, working on scalable services, modern APIs, and enterprise-wide integrations. This hybrid contract offers exposure to complex systems, meaningful challenges, and opportunities to contribute to innovative solutions with broad organizational impact.

What is in it for you:

Salaried: $77-82 per hour.
Incorporated Business Rate: $88-93 per hour.
6-month contract.
Full-time position: 37.50 hours per week.
Weekday schedule from 9 am to 5 pm.
Hybrid work with 3 days per week in the office.

Responsibilities:

Design and review backend services and REST APIs.
Lead orchestration of multiple upstream services (rates, adjustments, customer attributes).
Guide team on scalable, stateless service design.
Define API contracts, error handling, and resiliency patterns.
Support developers with design decisions and troubleshooting.
Partner with BA on translating business rules into technical solutions.
Ensure code quality, standards, and delivery timelines.

What you will need to succeed:

10+ years of backend development experience using Java, Spring Boot, or similar technologies.
Strong expertise in designing and building RESTful APIs and service orchestration layers.
Hands-on experience integrating distributed systems and multiple upstream systems/APIs.
Experience designing stateless services and scalable backend architectures.
Strong understanding of API contracts, error handling, and resiliency patterns.
Experience building or integrating pricing engines or financial calculation services.
Knowledge of banking systems, including rates, lending, or product services.
Familiarity with batch systems or hybrid batch and real-time architectures.
Experience with observability tools and practices, including logging, tracing, and monitoring.
Exposure to rules engines or complex business logic orchestration.

Why Recruit Action?

Recruit Action (agency permit: AP-2504511) provides recruitment services through quality support and a personalized approach. As part of the screening process, some applications may be reviewed using artificial intelligence tools. Only candidates who meet the hiring criteria will be contacted.

# MFCJP00016860

Job Types: Full-time, Fixed term contract
Contract length: 6 months

Pay: $77.00-$93.00 per hour

Benefits:

Work from home

Application question(s):

Are you comfortable working from the office 3 days per week?

Experience:

backend development (Java/Spring Boot or similar): 10 years (required)
REST API and service orchestration development: 8 years (required)
distributed systems with multiple upstream systems and APIs: 8 years (required)
stateless and scalable backend architecture design: 8 years (required)
error handling, resiliency patterns, and API contract design: 5 years (required)
pricing engines or financial calculation services: 2 years (preferred)
banking systems, rates, lending, or product services: 2 years (preferred)
batch and real-time architecture: 2 years (preferred)
observability (logging, tracing, monitoring): 2 years (preferred)
rules engines and complex business logic orchestration: 2 years (preferred)

Work Location: Hybrid remote in Toronto, ON M4W 1E5

Quick apply

Refine Your Search

sr full stack developer java, spring boot jobs in markham, on

Lead Backend Developer (Java/Spring Boot, API Architecture)

Java Developer (Spring Boot)

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Java Backend Developer

Senior Site Reliability Engineer

Staff Back End Engineer (Applications)

Senior Cloud Engineer/Technical Lead

Project Manager/Leader

Principal Software Engineer - Platform, Identity and BI

Senior Software Engineer | Remote | AI SaaS Software Role

Apache Camel Developer - Contract 6 months - Canada (Remote)

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