The Lead Full Stack Engineer is accountable for defining, scaling, and continuously improving a core technology practice that underpins business strategy and delivery outcomes. This role combines deep technical expertise, practice governance, and people leadership to ensure the practice delivers high-quality, cost-effective, and modern solutions aligned with enterprise priorities. This lead acts as the technical authority, talent steward, and strategic partner for the practice including owning standards, capabilities, delivery health, and the long-term evolution of skills, tools, and ways of working. Position Responsibilities: Define and own the vision, roadmap, and operating model for the technology practice, aligned to enterprise strategy and architectural direction. Serve as the senior technical escalation point and subject-matter authority for complex products in Collateral, Derivatives and Investment Accounting technology and address delivery challenges within the practice. Partner with Architecture, Product, Delivery, and Business leaders to shape solutions and investment priorities. Own and drive resolution of complex, cross-cutting technical challenges across three products, ensuring scalability, resilience, and alignment with enterprise architecture standards. Provide technical leadership and hands-on guidance to product-level Technical Leads, supporting design decisions, implementation strategies, and risk mitigation. Act as the primary escalation point for critical technical issues, balancing short-term delivery needs with long-term platform sustainability. Collaborate with product, architecture, and senior technology stakeholders to shape technical roadmaps and align product execution with strategic objectives. Ensure the practice consistently delivers high-quality outcomes across multiple initiatives, balancing speed, risk, and sustainability. Monitor practice health using defined KPIs (quality, velocity, reliability, cost, and customer outcomes). Possesses a comprehensive skill set and expertise in both front-end and back-end development of next generation products and services. Develops, tests, and implements new features for scalable software solutions in key business domain applications such as Collateral, Derivatives and Investment accounting. Designs, develops, tests, delivers, maintains, and improves business applications as a member of a team, working across full-stack through the entire software development lifecycle. Drive adoption of modern engineering, delivery, and operational practices (e.g., DevOps, CI/CD, cloud-native, automation, SRE) within the core products in GA Technology Support major programs and initiatives through hands-on guidance, design reviews, and technical assurance. Ensure compliance with enterprise security, risk, regulatory, and operational standards. Proactively identify and mitigate technical, delivery, and operational risks within the products. Support audits, reviews, and governance forums as the accountable practice owner. Required Qualifications: 10+ years of progressive experience in technology roles, with demonstrated leadership in complex, enterprise environments. Proven experience leading a technology practice, domain, or capability area (e.g., Engineering, Cloud, Platform, Data, Integration). Strong technical depth with the ability to engage credibly in architecture, design, and delivery discussions. Experience operating at scale across distributed teams, vendors, and geographies. Demonstrated success in talent development, mentoring, and organizational leadership. Strong stakeholder management skills with the ability to influence at senior leadership levels. Experience working with trading, collateral management, and investment accounting systems such as Findur (ION), Apex, SimCorp Dimension, or similar enterprise platforms used in front‑office, risk, collateral, and accounting workflows. Familiarity with integrating multiple financial systems, including data flows, APIs, messaging, reconciliation, and ensuring operational stability across interconnected platforms. Experience contributing to or supporting cloud migration initiatives, particularly using Azure services, containerization, and orchestration technologies such as Azure Kubernetes Service (AKS). Preferred Qualifications: Experience shaping outcome-based delivery models and practice-level metrics. Prior accountability for developing and managing for large budgets and/or multi-vendor ecosystems. Prior experience in managing vendor product integrations If you are applying to this role in Massachusetts, please note the salary range is $127,330.00 - $ 236,470.00 USD. Additionally, employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The role being advertised is an existing vacancy. About Manulife and John Hancock Manulife Financial Corporation is a leading international financial services provider, helping people make their decisions easier and lives better. To learn more about us, visit https://www.manulife.com/en/about/our-story.html. Manulife is an Equal Opportunity Employer At Manulife/John Hancock, we embrace our diversity. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals. We are committed to fair recruitment, retention, advancement and compensation, and we administer all of our practices and programs without discrimination on the basis of race, ancestry, place of origin, colour, ethnic origin, citizenship, religion or religious beliefs, creed, sex (including pregnancy and pregnancy-related conditions), sexual orientation, genetic characteristics, veteran status, gender identity, gender expression, age, marital status, family status, disability, or any other ground protected by applicable law. It is our priority to remove barriers to provide equal access to employment. A Human Resources representative will work with applicants who request a reasonable accommodation during the application process. All information shared during the accommodation request process will be stored and used in a manner that is consistent with applicable laws and Manulife/John Hancock policies. To request a reasonable accommodation in the application process, contact hr@manulife.com. Referenced Salary Location Boston, Massachusetts Working Arrangement Hybrid Salary range is expected to be between $127,330.00 USD - $236,470.00 USD Employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The actual salary will vary depending on local market conditions, geography and relevant job-related factors such as knowledge, skills, qualifications, experience, and education/training. If you are applying for this role outside of the primary location, please contact hr@manulife.com for the salary range for your location. Manulife/John Hancock offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans. We also offer eligible employees various retirement savings plans (including pension/401(k) savings plans and a global share ownership plan with employer matching contributions) and financial education and counseling resources. Our generous paid time off program in the U.S. includes up to 11 paid holidays, 3 personal days, 150 hours of vacation, and 40 hours of sick time (or more where required by law) each year, and we offer the full range of statutory leaves of absence. We use data and analytics technologies, such as artificial intelligence (AI), and automated processing tools, to analyze and process the information you provide to us or third parties in the application process. For more information, please refer to our personal information collection statement. Know Your Rights I Family & Medical Leave I Employee Polygraph Protection I Right to Work I E-Verify Company: John Hancock Life Insurance Company (U.S.A.) We are committed to creating a workplace that offers unlimited opportunities for employees to realize their career goals. Whether it’s working abroad, exploring a new career direction or simply progressing in their chosen field, we help our employees reach their full potential.