Senior Full Stack Developer - Express Scripts Canada

United States Digital Space LLC; Mississauga; On-site; CAD 100,000 - 120,000; Full time

Job summary

Express Scripts Canada is seeking a Senior Full Stack Developer in Mississauga for a hybrid, full-time role. You will design and implement business applications, drive quality and maintainability, and collaborate with the business to address challenges across operations.

You will contribute to microservices in Java/SpringBoot, develop SPA front-ends with Angular/React, and support production systems with proactive monitoring and documentation.

Qualifications

• Post-secondary degree in Computer Science, Information Systems or related field or equivalent work experience.
• 7–10 years of experience in Information Systems.
• Minimum 5 years of experience in developing microservices application specifically Java and SpringBoot (SOAP & RESTFUL), Spring, Apache, IDE Tools (Intellij, VS Code), HTML, JavaScript.
• Minimum 3 years of experience in developing Single Page Application (GUI) using JavaScript framework like Angular, React etc.

Responsibilities

• Work with IS and Business to evaluate user requests, clarify objectives and functional requirements for new or modified computer programs.
• Formulate detailed program specifications using analysis and design methodology for multi-platform distributed environments.
• Write documentation describing program development, logic, coding, and corrections; train users and provide technical assistance as needed.
• Monitor ongoing performance of systems and provide production operation support including system setup and data extraction.
• Provide off-hour support with on-call rotation.
• Code new or modified programs into existing systems and test effectiveness; troubleshoot programming problems.

Skills

Java SpringBoot

HTML JavaScript

RESTful Web Services

Angular React

Education

CS/IS degree

Tools

Jira

Confluence

GitHub

IntelliJ

VS Code

Maven

Job description

Job Title: Senior Full Stack Developer

Location: Mississauga

Employment Type: Full-time

Reason for Vacancy: Replacement

Work Arrangement: Hybrid

Department Name: NIHB Application Development Department

Pay Typed: Salaried

Pay Range: $100,000 - $120,000 annually

Please note that this is a general posting range and offer range will be varied based on relevant experience, qualifications, skills required and location for this role.

Job Summary

Express Scripts Canada is actively looking to hire a Senior Full Stack Developer. The successful candidate will work closely with the business to define how best to address business challenges faced by our customers and our internal operations. The Senior Developer will clarify functional requirements and non-functional requirements and develop effective designs and implementation approaches for the delivery of business applications. The Senior Developer will assure the quality of deliverables, ensuring that developed products are fit for use, supportable and maintainable.

Key Responsibilities

• Work with Information Systems and Business to evaluate user requests, clarify objectives and functional requirements for new or modified computer programs. Assist in determining feasibility, time requirements, compatibility with current system and system capabilities.
• Work with project team to formulate detailed program specifications using analysis and design methodology. Assist with definition and implementation of applications in a multi-platform distributed environment.
• Write documentation describing program development, logic, coding, and corrections, may develop user manuals and operating procedures, provide research and follow-up on production problems and may train users and provide technical assistance to resolve application and operating issues.
• Monitor ongoing performance of systems and develop updates or modifications according to business needs. Work with end users to provide production operation support including system setup and processing and data extraction.
• Provide off-hour support with on call rotation.
• Code new or modified computer programs into existing systems and test program effectiveness. Evaluate error messages, modify codes and troubleshoot programming problems.

What We’re Looking For

• Post‑secondary degree in Computer Science, Information Systems or related field or equivalent work experience.
• Experience working with software development teams.
• 7–10 years of experience in Information Systems.
• Minimum 5 years of experience in developing microservices application specifically Java and SpringBoot (SOAP & RESTFUL), Spring, Apache, IDE Tools (Intellij, VS Code), HTML, JavaScript.
• Minimum 3 years of experience in developing Single Page Application (GUI) using JavaScript framework like Angular, React etc.

Programming and Technical Skills

Programming: J2EE, JPA, JAVA Web Services (RESTFUL) Spring Framework, Angular, Maven + Knowledge of Jira, Confluence, GitHub

Databases: Relational Database Systems (ideally Oracle, PL/SQL, SQL Queries)

Operating Systems: Linux, HP-UX or Unix variant, MS Windows

Experience in multi-platform distributed environment, web-based architectures and Microservices, familiarity with standard design patterns and UML, experience with CI/CD Automation Process.

Why Join Us

• Competitive compensation, benefits and pension plan.
• Career development and advancement opportunities.
• A culture that celebrates innovation and collaboration.
• Flexible work options and wellness programs.

Pre‑Employment Requirements

All offers of employment are conditional upon the successful completion of reference checks and background verification in accordance with company policy. Within ESC, for certain positions, obtaining and maintaining a federal government security clearance is a bona fide occupational requirement. Candidates applying for such roles must meet all eligibility criteria for the applicable clearance level and consent to the security screening process as mandated by federal regulations. Failure to obtain or maintain the required clearance will result in withdrawal of the offer or termination of employment.

It will be a condition of employment that the successful candidate obtains an Enhanced Reliability Clearance from the Federal Government. The candidate will be required to provide supporting documentation to receive clearance if required.

Equal Opportunity Employer

We are an equal opportunity employer that promotes a diverse, inclusive and accessible workplace. By embracing diversity, we build a more effective organization that empowers our employees to be the best that they can be.

We are committed to creating a working environment that is barrier‑free and we are prepared to provide accommodation for people with disabilities.

If you require accommodation in completing the online application process, please email: [e-mail]. Do not email [e-mail] for an update on your application or to provide your resume; you will not receive a response.