Senior Software Engineer jobs in Calgary, AB

Our client is seeking a Senior Software Designer & Developer to design, develop, modernize, and maintain enterprise-grade applications while supporting cloud migration initiatives, particularly within the Azure ecosystem.

Must Have skills

• Bachelor’s degree or diploma in Computer Science, Engineering, or a related field, or equivalent experience.
• Minimum 10 years of experience in
  • application systems development, business analysis, design, integration, and maintenance.
  • hands-on Java development experience.
  • designing and implementing complex, end-to-end J2EE solutions.
  • web services, JavaScript, HTML, and PL/SQL.
• Minimum 5 years of experience in application integration with JMS and APIs.
• Proven experience in application modernization and cloud migration, preferably within Microsoft Azure.
• Strong experience analyzing legacy applications and defining cloud migration strategies, including rehost, replatform, and refactor approaches.
• Experience refactoring Java-based applications for cloud-native environments.
• Solid knowledge of Java, object-oriented design and programming, domain-driven design, design patterns, refactoring, and unit testing.
• In-depth knowledge of Java frameworks such as Spring, Spring Boot, and JUnit.
• Experience with backend services, APIs, RESTful design, JMS, and event-driven integrations.
• Experience with complex data model design, DML, and DDL scripting.
• Strong understanding of physical database design principles in Oracle and SQL Server environments.
• Experience designing and developing user interfaces using JavaScript, JSP, HTML, and CSS.
• Working knowledge of application server and networking concepts.

Nice to Have skills

• Microsoft Azure cloud migration experience.
• Experience with database modernization, including Oracle to PostgreSQL migration.
• Familiarity with DevOps practices, containerization, Docker, and Linux environments.
• Experience with Linux and Docker virtual environments.
• Experience with ReactJS and Redis.
• Experience with automated testing tools such as Selenium and REST Assured.
• Experience in IT support and/or data analysis.
• Experience mentoring junior developers and providing technical guidance across teams.
• Experience evaluating and adopting new technologies to support innovation and continuous improvement.

Responsibilities

• Lead end-to-end application analysis and remediation for cloud migration, including application architecture, dependencies, and technical constraints.
• Identify and implement design and code changes required to make applications cloud-compatible, including refactoring for microservices, containerization, and cloud-native patterns.
• Analyze and optimize database workloads and queries for cloud environments, with a focus on performance, scalability, and cost efficiency.
• Collaborate with cloud and platform teams to align applications with Azure architecture standards, security, and operational practices.
• Evaluate and apply cloud-native design best practices, including resiliency, observability, and scaling strategies.
• Lead technical solutioning for database modernization, including Oracle to PostgreSQL migration where applicable.
• Design and develop scalable, high-performance applications using object-oriented and distributed architecture principles.
• Lead the development of complex enterprise solutions using Java and J2EE technologies.
• Define and document architecture, design patterns, development standards, and functional design specifications.
• Develop and maintain backend services, APIs, and event-driven integrations.
• Design and develop user interfaces using JavaScript, JSP, HTML, and CSS.
• Integrate applications with internal and external systems while ensuring reliability and data integrity.
• Contribute to API design, microservices architecture, and cloud-ready solutions.
• Ensure code quality through unit testing, automation, code reviews, and development best practices.
• Provide accurate effort estimates and contribute to sprint planning and delivery commitments.
• Ensure development work meets specifications, standards, quality requirements, security policies, and governance practices.
• Provide maintenance support for critical systems, which may include 24/7 technical support to system controllers and business users.
• Maintain detailed logs of service calls and resolution steps.
• Collaborate with product owners, business analysts, architects, and cross-functional teams.
• Mentor junior developers and provide technical guidance across teams.
• Contribute to continuous improvement of development processes, tools, and frameworks.

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