Senior java developer(s) Jobs

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
3d
Manager, IS Systems Development and Support
Fidelity Investments —Toronto, ON
- $158,000–$182,000 a year
- Full-time
- Management
- Computer Science
- Java
- Tuition reimbursement
- Paid time off
Senior Software Developer – Virtualization, SIL, and AI‑Enablement
General Motors —Markham, ON
- $115,000–$164,600 a year
- Full-time
- Computer Science
- DevOps
- Engineering
- Designated paid holidays
- Dental care
1d
Senior Application Security Analyst
Purolator Inc —Mississauga, ON
- Azure
- Computer Science
- DevOps
Quick apply
Sr. Mobile Engineer, Simplii Technology
CIBC —Toronto, ON
- Full-time
- Computer Science
- Engineering
- Java
Gestionnaire principal(e) du développement de logiciels - Ingénierie / Sr Mgr. Software Development-Eng
UKG (Ultimate Kronos Group) —Montréal, QC
- $139,700–$188,600 a year
- Hybrid work
- Management
- Doctoral degree
- Computer Science
3d
Engineering Group Manager, AI/ML for Chassis Controls
General Motors —Markham, ON
- $147,000–$196,600 a year
- Full-time
- Computer Science
- Engineering
- Java
- Designated paid holidays
- Dental care
10d

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Senior Software Developer – Virtualization, SIL, and AI‑Enablement
General Motors —Markham, ON
Bachelor’s or Master’s degree in Engineering , Computer Science, or related field. 7+ years of relevant experience in software development, simulation, or…
$115,000–$164,600 a year
1d
Engineering Group Manager, AI/ML for Chassis Controls
General Motors —Markham, ON
Possess a valid driver’s license and the ability to operate test vehicles. Bachelor of Science degree in Mechanical Engineering, Electrical Engineering,…
$147,000–$196,600 a year
10d

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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
3 days 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

Senior Java Integration Developer (REST APIs)

Manager, IS Systems Development and Support

Senior Software Developer – Virtualization, SIL, and AI‑Enablement

Senior Application Security Analyst

Sr. Mobile Engineer, Simplii Technology

Gestionnaire principal(e) du développement de logiciels - Ingénierie / Sr Mgr. Software Development-Eng

Engineering Group Manager, AI/ML for Chassis Controls

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