Lead Software Engineer (JAVA, API
Job in
North York, Toronto, Ontario, M5A, Canada
Listing for:
Sun Life
Full Time
position
Listed on 2026-08-06
Job specializations:
-
Software Development
AI Engineer (Applied/Software), Backend Developer, Full Stack Developer, Software Engineer
Job Description & How to Apply Below
Position: Lead Software Engineer (JAVA, API)
Location: North YorkJob Description
:
Lead Software Engineer - Squad Tech Lead
Our teams are dedicated to supporting, enhancing and discovering new ways to help our clients achieve lifetime financial security, live healthier lives and connect with us. Through innovation and collaboration, we're striving to deliver best-in-class technology solutions for our digital clients.
We are currently seeking a Squad Tech Lead to provide technical design, development, support and analysis for large-scale applications and systems in a new agile team within the Canadian IT Platforms and Engineering team. This permanent role combines hands-on technical work with leadership responsibilities. The successful candidate is a team player with excellent technical and problem-solving skills, is aware of industry trends, questions the status quo and can identify and propose alternatives.
Come join us as we continue to intensify the focus on our digital journey, building APIs and improving our client experience.
What will you do?
Collaborate with skilled Agile team members to understand user needs and design, develop and deliver high quality web applications that meet those needsConfigure and design applications and workflows, using outside the box thinking, to create innovative ways to advance our client first strategyLead AI-assisted development practices, leveraging Git Hub Copilot and other AI coding tools to accelerate development velocity and improve code qualityDesign, develop, and integrate AI agents and conversational interfaces to enhance application capabilities and deliver intelligent automation solutionsChampion secure coding practices and lead efforts to identify, prioritize, and remediate application security vulnerabilities using SAST/DAST toolsConduct security code reviews and ensure compliance with security standards and best practices throughout the development lifecycleCoach, mentor and collaborate with members of the design and development teamProvide technical direction and guidance to projects, ensuring risks are mitigated and projects are implemented successfullyEstablish coding standards and technical best practices across the squadConduct code reviews and mentor team members on technical excellenceSupport developers in removing technical blockers and guide technical implementation of user stories and featuresCommunicate technical risks, dependencies, and constraints to stakeholdersParticipate in planning and refinement sessions with technical perspective and collaborate with Product Owner on technical feasibility and estimatesDrive quality standards and testing practices; identify technical debt and propose solutionsMonitor system performance and reliability and champion continuous improvement initiativesContribute to defining timelines and plans; analyze and estimate feasibility, cost, time and scopeEnsure coding, testing, debugging, and implementation activities are completed as requiredParticipate in agile ceremonies and support on-call and incident response when neededRepresent the squad's technical interests in cross-squad discussions and collaborate with other Tech Leads across squads for consistencyWhat you need to succeed ?
Minimum 8 to 10 years of progressive information technology experience with full application development life cycle and systems integration experienceDemonstrated experience leading and mentoring teams of developersProven experience with AI-assisted development tools, particularly Git Hub Copilot, and ability to train teams on effective AI pair programming techniquesHands-on experience designing, developing, and deploying AI agents using agent orchestration platformsWorking knowledge of Large Language Models (LLMs), prompt engineering, and integrating AI APIsExperience building conversational interfaces, chatbots, or intelligent automation solutions that enhance user experiencesGood application security knowledge with demonstrated experience identifying and remediating security vulnerabilities (OWASP Top 10, SQL injection, XSS, CSRF, authentication/authorization flaws)Hands-on experience with security scanning tools (e.g., Sonar Qube, Checkmarx, Snyk, Veracode) and implementing security fixesUnderstanding of secure SDLC practices, threat modeling, and security testing methodologiesExpert-level knowledge of Java and Spring BootStrong experience with Microservices and API DevelopmentAdvanced understanding and hands-on experience with front-end development, particularly React and Web AccessibilityContainerization experience with Docker and KubernetesAdvanced overall understanding of Web applications and server technologiesWorking experience with middleware technologies, web and web hosting technologiesExperience with KafkaProficiency with SOAP/XML, REST/JSONExperience with Unit testing tools (e.g., JUnit, Mockito, RESTAssured)Hands-on experience using Dev Ops tools (Bit Bucket, CDD, Jenkins)Understanding of JavaScript and JQueryAbility and desire to lead with excellent communication skillsSpecial…
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