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Added 1 month ago
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Senior Core Java Developer with E-trade exp.
Synechron
Toronto, ON
- $110,000 to $120,000 CAD / year
- Full-time
We are seeking a highly skilled Senior Java Developer with AI experience to join the FIC Global Spread Products eTrading Technology team. The successful candidate will contribute to the…
Added 1 month ago
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Staff Software Engineer - MTS 2
eBay
Toronto, ON
- Full-time
Develop automated tests for to perform unit, integration & End to End testing.
Added 1 month ago
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Principal AI Engineer
PointClickCare
Mississauga, ON
- $191,700 to $213,000 CAD / year
- Full-time
Drive cross-functional roadmaps and integration standards across business teams - setting API/versioning contracts, optimizing LLM/agent cost performance, and mentoring engineers to raise…
Added 1 month ago
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IT Warehouse Systems Solution Expert
Procter & Gamble
Toronto, ON
- Full-time
…life cycle steps preferring CI/CD tooling for deployment and…
Added 1 month ago
VS
R&D Test Manager (Software - Validation & Verification)
VIAVI Solutions
Ottawa, ON
- Full-time
Solid programming skills in one or more languages such as Python, C++, Java, or C#.
Added 1 month ago
Technical Consultant II/III
Zafin
Toronto, ON
…billing, loyalty, and relationship management; and Zafin IO, an integration platform that connects data, systems, and workflows across complex enterprise…
Added 1 month ago
QA Engineer III
Zafin
Toronto, ON
…billing, loyalty, and relationship management; and Zafin IO, an integration platform that connects data, systems, and workflows across complex enterprise…
Added 1 month ago
Senior Backend Software Developer - Data Integration
Coveo
Montreal, QC
Want to play a key role in building the systems that power data integration at Coveo? Our data integration team develops the infrastructure that reliably and efficiently ingests and…
Added 1 month ago
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Principal Software Developer
Intuit
Toronto, ON
- Full-time
Come join Intuit as a Principal Software Developer and help us power prosperity around the world. We are looking for engineers that love to take on new challenges, solve tough problems, and…
Added 1 month ago
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Senior Staff Software Developer
Intuit
Toronto, ON
- Full-time
Come join Intuit's community of 'Builder Catalysts' as a Senior Staff/ Principal Software Developer and help us power prosperity around the world.
Added 1 month ago
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Junior DevOps Specialist
CGI
Toronto, ON
- Full-time
…CGI Unify360 is a cloud application, a data platform and an integration gateway to deliver unique user experience for managing todays IT landscape that spans beyond traditional enterprise…
Added 1 month ago
3
Back-End Developer (JAVA)
360.Agency
Montreal, QC
- Full-time
360.Agency is looking for a Back-End Developer.
Added 1 month ago
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Software Engineering Intern - Applications, Infotainment & Mobile (January - August 2027)
Rivian and Volkswagen Group Technologies
Remote, Canada
- $30 to $33.75 CAD / hour
- Internship
- Remote
Software Engineering Intern - Android Developer
Added 1 month ago
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Intern Researcher – Multimodal AI & Interaction
Huawei Technologies Canada Co., Ltd.
Markham, ON
- Internship
Strong programming and software development skills, preferably in Python plus at least one of C++, Java, C#, Kotlin, Swift, or a similar language.
Added 1 month ago
GD
Copy of Co-op Winter 2027 - Software Engineering - 4-8 months
General Dynamics Missions System International
Cole Harbour, NS · Ottawa, Ontario
- Internship
Develop, maintain, and document software in languages such as C++, C, Java, and Python.
Added 1 month ago
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Guidewire Lead
TechDoQuest
Markham, ON
- Contract
Experience in Guidewire PC & CC Configuration & Integration Development ( Underwriting rules, Workflows, Batches , Data models, Messages Queues)
Added 1 month ago
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Sr. Java Full Stack Engineer
ITC Infotech
Vancouver, BC
- Full-time
We are looking for a Senior Java Microservices Engineer (Digital Asset Management) to design, develop, and maintain scalable backend applications using Java, Spring Boot, and Kafka. The…
Added 1 month ago
Principal Development Architect
SAP
Montreal, QC
Design solutions using techniques such as RAG (Retrieval-Augmented Generation), prompt engineering, embeddings, vector databases, agents, AI orchestration, and model integration.
Added 1 month ago
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Tech Lead - Java fullstack (Angular)
Synechron
Montreal, QC · MDC – Montreal
- Full-time
…recherche un développeur backend expérimenté, maîtrisant Core Java et Spring Boot, pour comprendre, enrichir et améliorer les processus ETL existants. Ce rôle offre une opportunité de…
Added 1 month ago
GD
Co-op Winter 2027 DevOps Engineering - 8-16 Months
General Dynamics Missions System International
Ottawa, ON
- Internship
In this role, students contribute to the development, integration, and sustainment of software and firmware systems that support defence operations. These positions provide hands-on…
Added 1 month ago
CS
Senior Technical Architect, Application Development & Support
Canadian Standards Association
Toronto, ON
- Full-time
Acts as lead developer and technical design authority for applications in scope, setting coding standards, design patterns, branching strategy, and definition of done for internal and…
Added 1 month ago
4E
Technical Lead
407 ETR
Woodbridge, ON
- Full-time
The role is responsible for doing development for technical modernization initiatives across C++, Java/Spring Boot services, API development, Oracle database integration, DevOps enablement,…
Added 1 month ago
Integration Developer
Mariner
Halifax, NS
Mariner is seeking experienced Integration Developers to support enterprise integration initiatives. You will be responsible for designing, developing, and supporting integrations between…
Added 1 month ago
GD
Co-op January 2027 - Systems Integration, Verification, and Validation - 8-12 months
General Dynamics Missions System International
Calgary, AB
- Internship
In this role, students support the integration, verification, and validation of complex defence systems. These positions provide hands-on experience with system testing, requirements…
Added 1 month ago
GD
Co-op Winter 2027 - Software Engineering - 4-8 months
General Dynamics Missions System International
Ottawa, ON
- Internship
Develop, maintain, and document software in languages such as C++, C, Java, and Python.

Mariner

Integration Developer

Halifax, NS, Canada

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Job details

Experience: 5+ years of experience in integration development.
Posting language: English
Posted: Sep 3, 2026

Original job description

WHO WE ARE:

Mariner innovates always and everywhere, turning novel ideas into practical solutions. From products and services to venture creation, we build better futures powered by people. Our purpose has always been to be a great, everlasting technology company for those who make an impact - elevating people, data, and technology in the best way to solve hard problems. We partner with people embracing change, leveraging data, cybersecurity, cloud, and change management to drive successful business outcomes that matter to our customers.

Mariners build for change. Like SHIFT Energy, our energy management and decarbonization company. Or East Valley created to scale social economic impact in our communities through investment and mentorship of emerging change-makers and their companies.

Mariner’s purpose has always been to be a great, everlasting technology company and the core values that guide us every day are:

OUR VALUES

We care for our team.
We care about the impact we have on our community.
We serve by solving complex problems.
We grow because growth fuels opportunities.
We innovate always and everywhere.
We build a business that lasts.

OVERVIEW OF THE ROLE

Mariner is seeking experienced Integration Developers to support enterprise integration initiatives. You will be responsible for designing, developing, and supporting integrations between critical business systems, ensuring secure and reliable data exchange across the organization.

WHAT YOU’LL BE DOING IN THE ROLE:

Design, develop, and maintain REST APIs and enterprise integrations.
Build and support integrations between ERP, PLM, and other business systems.
Develop data mappings and transformations using JSON, XML, and SQL.
Troubleshoot integration issues and optimize system performance.
Collaborate with architects, developers, and business stakeholders.
Create technical documentation and integration design specifications.

WHAT SKILLS / QUALIFICATIONS YOU’LL NEED TO DO THE JOB:

5+ years of experience in integration development.
Strong experience with REST/API integrations, SQL, Java or .NET, JSON/XML, and data mapping.
Experience integrating ERP, PLM, or other enterprise systems.
Knowledge of integration platforms such as MuleSoft, Boomi, Azure Integration Services, or IBM ACE/IIB is an asset.
Experience supporting enterprise workflows and business process integrations.
Strong analytical, troubleshooting, and communication skills.

…AND YOU ARE...

Always improving your skills and knowledge: you want to be the best at what you do  
Curious and creative; comfortable taking on new problems and challenges
A self-starter with the ability to recommend priorities to the project leader 
Comfortable working through problems and figuring things out with minimal supervision
Great problem-solving skills: thorough and reliable
Able to work in a team: share knowledge and assist other team members
A good communicator: able to explain your ideas and recommendations
Well organized and dependable under pressure: you manage your time effectively
Energized by our company values!

MARINER OFFERS YOU:

A values-driven workplace where people really matter 
Hybrid work environment.
Competitive salary, retirement savings program, and rewards program
Comprehensive health, dental, vision, life and disability insurance plans and access to e-health care
Paid vacation, maternity/parental leave, paid sick leave and paid Mariner MyLife days
Unlimited training

WHY MARINER?

We believe in making a positive impact in the communities where we live and work! Not only are we passionate about nurturing a thriving technology sector here in Atlantic Canada, but we are also committed to solving technology challenges that will make an impact worldwide. Technology is everlasting, and we take pride in connecting world class talent to world class projects and business solutions.

If you are an IT Professional, Software Professional, or Management Consultant, that is passionate about career development, data, and problem solving, we want to hear from you! If this sounds like someone you know, share this with them so they do not miss the opportunity to experience Mariner!

To achieve this, we know we need to be all in on training and development of our team so we can continue to move the needle in the technology sector together. Of course, we offer competitive compensation and benefits packages to our team, but our competitive edge is the development and training that our team experiences every day.

Be part of our vibrant community that values diversity and embraces inclusion at every level. We are committed to fostering a culture where individuals from all backgrounds and walks of life feel empowered to contribute their unique perspectives. Our collaborative environment celebrates the richness of ideas and experiences, and we believe that by embracing diversity, we can achieve greater innovation and excellence together. Come and help us create a workplace that reflects the beautiful tapestry of our global community.

Join our growing team!

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More about this job

Responsibilities

The Integration Developer will design, develop, and maintain REST APIs and enterprise integrations between critical business systems. They will also be responsible for troubleshooting integration issues, optimizing system performance, and collaborating with stakeholders to create technical documentation.

Requirements

Candidates must have 5+ years of experience in integration development with strong proficiency in REST/API integrations, SQL, Java or .NET, and data mapping. Experience with enterprise systems like ERP or PLM and integration platforms such as MuleSoft or Boomi is required.

Skills

Integration development
REST APIs
SQL
Java
.NET
JSON
XML
Data mapping
ERP systems
PLM systems
MuleSoft
Boomi
Azure Integration Services
IBM ACE/IIB
Troubleshooting
Technical documentation

Benefits

Retirement savings program
Rewards program
Health insurance
Dental insurance
Vision insurance
Life insurance
Disability insurance
E-health care access
Paid vacation
Maternity/parental leave
Paid sick leave
Paid Mariner MyLife days
Training and development

Visa sponsorship

Not detected in the job text

Keywords

Integration Developer
REST API
SQL
Java
.NET
JSON
XML
Data Mapping
ERP
PLM
MuleSoft
Boomi
Azure Integration Services
IBM ACE
IBM IIB
Enterprise Integration
Cloud
Cybersecurity
Change Management
Software Development
System Performance
Technical Documentation
API Development
Business Process Integration

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