Jobs in Canada

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Added 2 months ago
Senior DevOps Engineer
Murex
Toronto, ON
Education: Degree in Bachelor in Engineering, Computer Engineering, Computer Science, or Equivalent
Added 2 months ago
MH
Branch Administrator - Maternity Leave (Edmonton, AB)
Marmon Holdings, Inc.
Edmonton, AB
- Full-time
Experience with unionized payroll environments, Fleet Cost & Care (FCC), or other ERP systems preferred.
Added 2 months ago
CN
Reclamation Coordinator
Canadian Natural
Calgary, AB
- Full-time
All candidates applying to Canadian Natural must have legal authorization to work in Canada with no restrictions
Added 3 months ago
G
Développeur(euse) logiciel / Software Developer - C#/.NET
Genetec
Montreal, QC
- Full-time
…the protection of the everyday. We are looking for a Software Developer who is passionate of software development and who enjoys various types of tasks and challenges of all levels of…
Added 2 months ago
C
Director of Customer Enablement
Citylitics
Toronto, ON
- Full-time
Infrastructure includes the foundational systems that shape our quality of life: water, transportation, transit, roads and highways, broadband, and power. It represents a…
Added 2 months ago
SE
Commercial Plumbing Technician
Superior Electrical Mechanical & Plumbing, Inc.
ON · Ontario, Canada
- Full-time
Install and repair grease traps, sump pumps, sanitary waste systems, water systems, and utilities within a commercial retail environment
Added 2 months ago
J
Senior Process Mechanical Engineer, Water/Wastewater
Jacobs
Calgary, AB
- Full-time
As the lead process mechanical engineer, you will lead process and mechanical engineering teams in the design and delivery of large municipal water and wastewater treatment plants and…
Added 2 months ago
B
Technicien III
BGIS
Gatineau, QC
- Full-time
Technician III is responsible for operating the facility including, but not limited to mechanical other supporting systems; performing structured inspections, preventative and corrective…
Added 2 months ago
LG
Field Service Technician
Liebherr Group
Fort Mckay 174, AB
- Internship
Recondition and repair equipment components and systems as assigned
Added 2 months ago
J
Senior Process Mechanical Engineer, Water/Wastewater
Jacobs
Edmonton, AB
- Full-time
As the lead process mechanical engineer, you will lead process and mechanical engineering teams in the design and delivery of large municipal water and wastewater treatment plants and…
Added 2 months ago
JP
Ingénieur(e) de procédés II / Process Engineer II
Jubilant Pharma Limited
Montreal, QC
- Full-time
Added 2 months ago
JP
Ingénieur(e) de procédés I / Process Engineer I
Jubilant Pharma Limited
Montreal, QC
- Full-time
Added 2 months ago
F
Product Designer
Flywheel
Toronto, ON
- Full-time
Partner with engineering teams to design features that reduce friction and increase velocity
Added 2 months ago
JP
Associé(e) principal(e), Services techniques / Senior Associate, Technical Services
Jubilant Pharma Limited
Montreal, QC
- Full-time
Added 2 months ago
AT
Applied Physicist - Image Reconstruction
Ascinta Technologies
Vancouver, BC
- Full-time
Develop and validate Monte Carlo particle transport simulations of imaging systems with system modeling.
Added 2 months ago
FI
Project Manager
Fero International Inc.
London, ON · Stoney Creek, ON
- Full-time
Post-secondary degree or diploma in engineering; (civil, mechanical, architectural) or a related field.
Added 2 months ago
SH
Intermediate Data Engineer
Sandman Hotel Group
BC · West Vancouver, BC
- Full-time
…structures that everything else depends on. It's a hands-on engineering role with room to influence how we build and scale our data…
Added 2 months ago
NI
Manufacturing Support Engineer
Norsat International
Richmond, BC
- $40,000 to $50,000 CAD / year
- Temporary
…include customizable satellite components, portable satellite systems, maritime solutions, and network solutions. The company’s products and services are used extensively by…
Added 2 months ago
NI
Manufacturing Engineer – RF & Production Systems
Norsat International
Richmond, BC
- $38,000 to $48,000 CAD / year
- Temporary
…include customizable satellite components, portable satellite systems, maritime solutions, and network solutions. The company’s products and services are used extensively by…
Added 3 months ago
FS
PCB Layout Designer
Fidus Systems
Kitchener, ON
- Full-time
You must have a proven track record for delivering high-quality designs
Added 3 months ago
FS
PCB Layout Designer
Fidus Systems
Ottawa, ON
- Full-time
You must have a proven track record for delivering high-quality designs
Added 2 months ago
JG
Java Technical Lead
J&M Group
Toronto, ON
- Full-time
Experience managing and supporting highly integrated systems.
Added 2 months ago
FI
Configuration and Document Controller
Fleetway Inc.
Dartmouth, NS
- Full-time
Post-secondary education in Business Administration, Library and Information Systems, Information Management, a technology-related field, or a related discipline, combined with relevant…
Added 2 months ago
NF
2nd Class Marine Engineer Featured
Northumberland Ferries Limited
Pictou, NS
- Full-time
Ensure the Planned Maintenance System (PMS) and Spare Part Inventory systems are updated regularly.
Added 3 months ago
S
Director & Head, Identity & Access Management
Scotiabank
Toronto, ON
- Full-time
Leads the operation and engineering of established security controls pertaining to identity and access. This includes centralized access certification of user identities, the user accounts…

J&M Group

Java Technical Lead

Toronto, ON, Canada

Full-time

Apply on LinkedIn About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Feb 9, 2027
Posting language: English
Posted: Aug 13, 2026

Original job description

We are seeking a highly experienced Java Technical Lead with 12+ years of hands-on experience in enterprise application development and production support. The ideal candidate will possess strong expertise in Java technologies, enterprise application support, SSL/TLS security, SOAP and REST services, Unix/Linux environments, database troubleshooting, and technical leadership. This role requires ownership of mission-critical applications and the ability to guide teams through complex technical and production challenges.

Key Responsibilities

Lead the development, maintenance, and support of enterprise applications.

Provide technical leadership and mentorship to development and support teams.

Support mission-critical applications in complex enterprise environments.

Manage production support activities, including incident triage, root cause analysis, and issue resolution.

Ensure end-to-end operational ownership of applications and services.

Debug, enhance, and optimize legacy Java applications.

Support and troubleshoot batch-intensive processing environments.

Execute and troubleshoot shell scripts, database procedures, and queries.

Design and document technical, logical, sequence, and architecture diagrams.

Collaborate with development, infrastructure, and support teams to resolve complex issues.

Ensure application stability, performance, scalability, and security.

Required Skills

Java & Framework Expertise

Strong Hands-on Experience With:

Java 8

Java 17

Solid experience with Spring Framework (legacy applications).

Ability to debug, enhance, and optimize legacy Java codebases.

Security & SSL

In-depth knowledge of SSL/TLS concepts.

Strong Hands-on Experience With:

Server Certificates
Client Certificates
CA Certificates
Keystores
Truststores

Experience with SSL configuration and troubleshooting in enterprise applications.

Service Technologies

Strong expertise in SOAP Web Services.

Deep Understanding Of RESTful Services, Including:

JAX-RS
Jersey
Modern REST architectures

Strong understanding of service design, integration, and backward compatibility.

Application Support & Batch Processing

Extensive production support experience.

Strong Knowledge Of:

Incident management
Root cause analysis
Problem resolution
Operational support processes

Experience Supporting Batch-intensive Environments, Including:

Job scheduling
Monitoring
Troubleshooting
High-volume batch processing

Database Skills

Strong SQL and database fundamentals.

Experience With:

Stored procedures
Query optimization
Database performance tuning
Database troubleshooting

Unix/Linux & Scripting

Strong Unix/Linux administration and troubleshooting skills.

Hands-on Experience With:

Shell Scripting
Korn Shell (KSH)
AWK
Perl

Architecture & Technical Design

Ability To Create And Maintain:

Technical Diagrams
Logical Diagrams
Sequence Diagrams
Architecture Diagrams

Ability to clearly document system flows, integrations, dependencies, and technical designs.

Leadership & Collaboration

Proven technical leadership experience in enterprise environments.

Ability to mentor and guide team members through complex production issues.

Strong collaboration skills across development, support, QA, infrastructure, and business teams.

Capability to remove technical roadblocks and drive resolution of critical issues.

Preferred Skills

Experience working in Agile/Scrum environments.

Exposure to large-scale enterprise application support models.

Experience managing and supporting highly integrated systems.

Apply on LinkedIn About employer

More about this job

Responsibilities

Lead the development and maintenance of mission-critical enterprise Java applications while providing technical mentorship to teams. Manage production support activities including incident triage, root cause analysis, and system optimization.

Requirements

Requires over 12 years of experience in Java development, with deep expertise in SSL/TLS security, SOAP/REST services, and Unix/Linux environments. Candidates must be proficient in database troubleshooting and capable of creating complex technical architecture diagrams.

Skills

Java 8
Java 17
Spring Framework
SSL/TLS
SOAP
REST
Unix/Linux
Shell Scripting
SQL
Incident Management
Root Cause Analysis
Batch Processing
Technical Architecture
Technical Leadership
JAX-RS
Jersey

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Framework
SSL
TLS
SOAP
REST
JAX-RS
Jersey
Unix
Linux
KSH
AWK
Perl
SQL
Stored Procedures
Batch Processing
Incident Management
Root Cause Analysis
Technical Design
Architecture Diagrams
Production Support
Agile
Scrum
IT Consulting
Software Engineering
Performance Tuning
Scalability
Security
Operational Ownership

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Jobs in Canada