Job Title: Junior Full Stack Developer
Location: Mississauga
Employment Type: Full-time
Reason for Vacancy: Replacement
Work Arrangement: Hybrid, 2 days/Week on-site
Department Name: PBM/HBM Application Delivery Department
Pay Typed: Salaried
Pay Range: $68,000 - $75,000 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.
About Us
Express Scripts Canada (ESC) is the leader in health benefits management. Serving over 12 million members, we help insurance carriers, third party administrators, and the public sector optimize the value of health benefits by linking the talent and professional expertise of our people with leading edge
information management systems and technology. Express Scripts Canada is a wholly owned subsidiary of Express Scripts, one of the largest pharmacy benefit management (PBM) companies in North America, part of The Cigna Group (NYSE: CI), a global health company. Together, we deliver innovative,
cost-effective solutions that improve access, affordability, and health outcomes for Canadians.
Job Summary
Express Scripts Canada is actively looking to hire a Junior Full Stack Developer. The successful candidate will work closely with the business and will work in a team to create and maintain Express Script Canada’s various applications for the Private BU. The Junior developer will work in a team comprising of Business Analyst, Quality Assurance Analyst under the supervision of a Manager to design, code and maintain software. The primary responsibility of the Junior developer is to write code as per specifications, perform unit testing, provide support to Quality Analyst. The Junior developer is also expected to help in troubleshooting production issues under supervision and participate in on-call maintenance roster.
Key Responsibilities:
Develop and maintain full‑stack applications using Java (Spring Boot) with strong focus on Oracle SQL/PL‑SQL and data processing
Write efficient Oracle SQL queries, stored procedures, and triggers to support application and data workflows
Contribute to database performance improvements and ensure data accuracy and integrity
Work with senior team members to design and refine database schemas and understand execution plans for performance tuning
Deploy, run, and support applications in Linux/Unix environments
Write and maintain shell scripts to automate routine tasks and support system monitoring
Collaborate with team members on project deliverables and follow guidance from senior engineers
Communicate clearly within the team and provide timely updates on tasks and issues
Participate in code reviews, write unit tests, and support manual/automation testing as needed
What We’re Looking For:
A post-secondary diploma/degree in Computer Science, Computer Programming, or related field
• Minimum 3-5 years of software development/Quality assurance experience
• Strong SQL skills and experience with relational databases (Oracle preferred) including writing complex
queries and understanding indexing and performance basics
• Hands-on with Linux/Unix, including shell scripting, file operations, and process monitoring
Hands-on technical experience in Java and good knowledge of its ecosystem
• Strong analytical and problem‑solving skills across applications, databases, and OS layers
• Basic understanding of front‑end technologies such as HTML5, CSS, JavaScript
• Experience using Git or similar version control tools
• Understanding of object‑oriented programming and common design patterns
• Understanding of JVM, its limitations, weaknesses, and workarounds
• Understanding of Spring/Spring Boot and related frameworks used for building enterprise applications
• Ability to write clean, maintainable, and reusable Java code
• Effective verbal and written communication skills, with the ability to work collaboratively across teams
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.
Our hiring process includes AI-powered tools to conduct video interviews, take notes and score candidates; however, all scores will be reviewed by hiring managers and our Talent team before making a decision.
NOTE: Internal candidates should apply before May 7, 2026.
Express Scripts Canada is a Cigna company
Express Scripts Canada is a subsidiary of Express Scripts, a Cigna company. Cigna Corporation (NYSE: CI) is a global health service company dedicated to improving the health, wellbeing and peace of mind of those we serve. Cigna offers an integrated suite of health services through Cigna, Express Scripts, and our affiliates including medical, dental, behavioural health, pharmacy, vision, supplemental benefits, and other related products.
About Express Scripts Canada
Express Scripts Canada is a leading health benefits manager and has been recognized as one of the most innovative. Our clients include Canada's leading insurers, third party administrators and governments. We work with these clients to develop industry-leading solutions to deliver superior healthcare in a cost-controlled environment. We provide Active Pharmacy™ services to more than 7 million Canadian patients and adjudicate more than 100 million pharmacy, dental, and extended health claims annually. Through our proprietary consumer intelligence, clinical expertise, and patients-first approach, we promote better health decisions for plan members, while managing and reducing drug benefit costs for plan sponsors.
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.
We offer a competitive salary and benefits package, along with a positive work environment built on solid corporate values, integrity, mutual respect, collaboration, passion, service and alignment.
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: eschr2@express-scripts.com Do not email eschr2@express-scripts.com for an update on your application or to provide your resume as you will not receive a response.