Integration Developer

Halifax, NS
Hybrid
Posted Sep 4, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Senior · 5+ years
Apply by: Oct 5, 2026
Posting language: English
Working hours: 40 hours per week

Job summary

You will design, develop, and maintain REST APIs and enterprise integrations between critical business systems like ERP and PLM. Additionally, you will troubleshoot integration issues, optimize system performance, and collaborate with architects and stakeholders.

Job details

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. These are onsite positions based in Halifax, Nova Scotia. 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. Preferred Qualifications Experience within shipbuilding, manufacturing, industrial, engineering, or other asset-intensive industries. Experience supporting large-scale digital transformation or modernization initiatives. Knowledge of cloud platforms such as Microsoft Azure or AWS. Experience with DevOps practices, CI/CD pipelines, and source control tools. Familiarity with enterprise architecture and integration best practices. Relevant integration platform certifications are considered an asset. Security Requirements Ability to meet any security screening and Controlled Goods Program requirements associated with the role. …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!

What you’ll do

Requirements

Candidates must have 5+ years of experience in integration development with strong proficiency in REST/API, SQL, Java or .NET, and data mapping. Experience with enterprise integration platforms and relevant industry knowledge in manufacturing or engineering is highly preferred.

Benefits

• Health insurance • Dental insurance • Vision insurance • Life insurance • Disability insurance • Retirement savings program • Paid vacation • Maternity/parental leave • Paid sick leave • Paid Mariner MyLife days • Unlimited training