Markham, On Java backend developer Jobs – 121 Openings This Week

Senior Java Integration Developer (REST APIs)
Recrute Action Inc. —Toronto, ON
- $70–$90 an hour
- Temporary
- Hybrid work
- Azure
- Java
- AWS
- Work from home
Quick apply
22h
Senior Software Engineer
Scotiabank —Toronto, ON
- Azure
- DevOps
- Java
- Tuition reimbursement
Lead React Native Web & Mobile Developer
Recutify Inc. —Toronto, ON
- Full-time
- Remote
- Azure
- DevOps
- Java
Quick apply
Sr. MindBreeze Developer
Tata Consultancy Services —Toronto, ON
- $90,000–$110,000 a year
- Java
- Python
Senior Software Engineer, Product Platform
Block, Inc. —Toronto, ON
- $184,200–$276,400 a year
- Java
- Master's degree
- Bachelor's
- Paid time off
9d
Staff Software Engineer
Nirmata —Toronto, ON
- Hybrid work
- Azure
- Computer Science
- Java
- Dental care
- Paid time off
AEM Developer
TRU IT —Toronto, ON
- Immediate opening
- Hybrid work
- Azure
- Java
- Analysis skills
Quick apply
Senior Python Developer
Luxoft —Toronto, ON
- English
- Java
- SQL
14d
Senior Python Developer
Glint Tech Solutions LLC —Toronto, ON
- Java
- SQL
- AWS
Quick apply
10d
Senior Backend Engineer, AI Platform
EvenUp —Toronto, ON
- $158,525–$214,475 a year
- Full-time
- Hybrid work
- Java
- C++
- Machine learning
- Designated paid holidays
- Disability insurance
Staff Back End Engineer (Data Platform)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Senior Frontend Engineer
Forma.ai —Toronto, ON
- $150,000–$190,000 a year
- Java
- AWS
- JavaScript
- Disability insurance
- Dental care
Quick apply
Senior Fullstack Engineer, Generative UI Platform
Spotify —Toronto, ON
- Java
- APIs
- In-person
- Work from home
- Employee assistance program
Staff Back End Engineer (Applications)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Sr. Mobile Engineer, Simplii Technology
CIBC —Toronto, ON
- Full-time
- Computer Science
- Engineering
- Java
13d
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
Senior Full-Stack Software Engineer - Global AI Platform
Manulife —Toronto, ON
- $113,000–$163,000 a year
- Full-time
- Hybrid work
- Azure
- Java
- AWS
- Disability insurance
- Dental care

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Senior Software Engineer
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java backend developer jobs near markham, on

Senior Java Integration Developer (REST APIs)

Recrute Action Inc. -
Toronto, ON

Quick apply

Job details

Temporary | Full-time | Fixed term contract
$70–$90 an hour
22 hours ago

Qualifications

Pricing
Azure
XML
Java
AWS
REST
APIs
Financial services
JSON
PL/SQL

Full job description

Senior Java Integration Developer (REST APIs)

Shape the future of backend integration solutions within the insurance industry. This hybrid opportunity offers the chance to work on impactful initiatives involving REST APIs, system integrations, data transformation, and scalable backend services. Collaborate on projects that connect modern technologies with established platforms while supporting critical business operations in a fast-paced and innovative environment.

What is in it for you:

Salaried: $70-75 per hour.
Incorporated Business Rate: $85-90 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:

Build and enhance REST APIs for backend services.
Integrate with internal and external APIs using JSON and XML.
Implement data mapping and transformation logic.
Develop error handling, retry, and fallback mechanisms.
Modify and extend existing legacy and batch integrations.
Support testing, bug fixing, and deployment cycles.

What you will need to succeed:

8+ years of experience in backend development using Java and REST APIs.
Experience integrating with internal and external APIs using JSON and XML payloads.
Strong skills in data mapping and transformation.
Experience implementing error handling and fallback logic.
Ability to work with existing systems and modify legacy or batch integrations.
Experience working with financial services or pricing-related systems is considered an asset.
Familiarity with batch processing frameworks, including PL/SQL, schedulers, and ETL tools, is considered an asset.
Understanding of API security concepts, including OAuth, tokens, and headers, is considered an asset.
Exposure to cloud environments such as Azure and AWS is considered an asset.
Experience working with high-volume transaction systems is considered an asset.

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.

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

Pay: $70.00-$90.00 per hour

Benefits:

Work from home

Application question(s):

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

Experience:

backend development using Java and REST APIs: 8 years (required)
external and internal APIs using JSON/XML payloads: 8 years (required)
data mapping and transformation: 5 years (required)
implementing error handling and fallback logic: 5 years (required)
modifying legacy or batch integrations: 5 years (required)
working with financial services or pricing-related systems: 3 years (preferred)
batch processing frameworks (PL/SQL, schedulers, ETL): 3 years (preferred)
API security fundamentals (OAuth, tokens, headers): 2 years (preferred)
exposure to cloud environments (Azure, AWS): 1 year (preferred)
working with high-volume transaction systems: 2 years (preferred)

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

Quick apply

Refine Your Search

java backend developer jobs in markham, on

Senior Java Integration Developer (REST APIs)

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Staff Back End Engineer (Applications)

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Senior Software Engineer | Remote | AI SaaS Software Role

Senior Full-Stack Software Engineer - Global AI Platform

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