ThoughtStorm
Senior Solutions Designer – Enterprise Integration / Java
Skills
21 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Toronto, ON, Canada
Work mode:
Onsite
Published on:
1 October 2026
What they need
Job Overview
We are looking for a Senior Solutions Designer with extensive experience in backend development, enterprise integration, Java/JEE technologies, and cloud-based integration solutions . The ideal candidate will have strong hands-on expertise designing complex integration solutions and leading technical teams in enterprise environments.
Key Responsibilities & Requirements
- 10+ years of experience in backend design and development using REST Web Services, Java/JEE, JPA, Hibernate, SQL, PL/SQL , and relational databases.
- Strong expertise in Enterprise Integration Architecture , including integration patterns, design principles, best practices, APIs, middleware, and Enterprise Service Bus (ESB) technologies.
- Extensive experience with Spring Framework , particularly Spring Integration , including designing and implementing enterprise integration solutions.
- Hands-on experience with IBM App Connect Enterprise (ACE) and/or MuleSoft , with strong knowledge of message-oriented middleware and ESB solutions.
- Experience with JMS, AMQP, REST, APIs, Message Queues , and related integration technologies, including their implementation within Azure integration environments .
- Strong knowledge of Oracle, SQL Server, data modelling, SQL/PL/SQL , and integration with enterprise databases.
- Experience designing cloud-based integration solutions , highly available and mission-critical applications, and complex enterprise systems.
- Ability to translate business requirements into technical solutions , including requirements analysis, use cases, UML, JEE, Service Bus, ETL, solution prototyping, and technical documentation.
- Proven experience leading developers / technical teams , facilitating discussions with both technical and business stakeholders, and delivering solutions within deadlines.
- Previous Public Sector experience and familiarity with OPS Enterprise Architecture standards, documentation artifacts, templates, policies, and best practices will be considered an asset.
Key Technologies / Skills
Java | JEE | Spring Framework | Spring Integration | REST APIs | JPA | Hibernate | SQL | PL/SQL | Oracle | SQL Server | IBM ACE | MuleSoft | ESB | JMS | AMQP | Message Queues | Enterprise Integration | Azure Integration | Cloud Integration | APIs | ETL | UML | Data Modelling | Solution Design | System Analysis | Team Leadership
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