Publicis Sapient is seeking a Senior Full Stack Software Engineer to design and build scalable, high-performance applications across the full technology stack. You will work with cross-functional teams to develop modern user experiences, APIs, microservices, and distributed systems. Must-Have Qualifications: 5–7 years of experience as a Full Stack Developer with front-end experience in Angular, React, or similar frameworks; back-end experience with Java (Spring Boot) or Python (FastAPI); strong REST API and microservices skills; expertise in relational databases (Oracle, MSSQL, PostgreSQL) and NoSQL (MongoDB, ELK); experience with messaging systems (Solace, MQ, Kafka); hands-on DevOps experience (CI/CD, Ansible, Helm); familiarity with Docker, Kubernetes, and OpenShift; strong debugging and problem-solving abilities; Agile experience with JIRA/Confluence; ability to mentor junior developers; experience with transactional and financial systems. Nice-to-Have: Python frameworks (Flask/Django); SWIFT Payments and ISO 20022 domain knowledge; payment-processing applications (Payment Hubs, Wire Engine, Wire Room); cloud platforms (AWS, Azure, GCP); security protocols such as JWT and OAuth; event-driven architectures. Additional Information: Pay Range: $115,000 – $145,000; benefits include generous vacation and holidays, parental leave, discounts, tuition reimbursement, and gift-matching programs. Publicis Sapient is an equal opportunity employer. This is an on-site role based in Toronto, United States; applicants should apply through the portal.

Publicis Sapient is seeking a Senior Full Stack Software Engineer to design and build scalable, high-performance applications across the full technology stack. You will work with cross-functional teams to develop modern user experiences, APIs, microservices, and distributed systems. Must-Have Qualifications: 5–7 years of experience as a Full Stack Developer with front-end experience in Angular, React, or similar frameworks; back-end experience with Java (Spring Boot) or Python (FastAPI); strong REST API and microservices skills; expertise in relational databases (Oracle, MSSQL, PostgreSQL) and NoSQL (MongoDB, ELK); experience with messaging systems (Solace, MQ, Kafka); hands-on DevOps experience (CI/CD, Ansible, Helm); familiarity with Docker, Kubernetes, and OpenShift; strong debugging and problem-solving abilities; Agile experience with JIRA/Confluence; ability to mentor junior developers; experience with transactional and financial systems. Nice-to-Have: Python frameworks (Flask/Django); SWIFT Payments and ISO 20022 domain knowledge; payment-processing applications (Payment Hubs, Wire Engine, Wire Room); cloud platforms (AWS, Azure, GCP); security protocols such as JWT and OAuth; event-driven architectures. Additional Information: Pay Range: $115,000 – $145,000; benefits include generous vacation and holidays, parental leave, discounts, tuition reimbursement, and gift-matching programs. Publicis Sapient is an equal opportunity employer. This is an on-site role based in Toronto, United States; applicants should apply through the portal.