Manulife is a leading international financial services provider, helping people make decisions easier and lives better. Help shape the future you want to see - and discover that better can take you anywhere you want to go.
We are seeking a Senior .NET Full Stack Engineer to build and deliver scalable, enterprise-grade digital solutions that support secure, seamless, and customer-centric experiences.
In this role, you will work across the full technology stack-from modern React front ends to .NET 8 back-end services-contributing to high-impact initiatives. You will help shape architecture decisions, drive engineering best practices, and support continuous improvement through innovation and automation.
This is an opportunity to collaborate with cross-functional teams, influence technical direction, and mentor engineers while working in a fast-paced, agile environment.
Position Responsibilities
Design, develop, and maintain scalable web applications using React (front end) and .NET 8 (back end).
Build and enhance RESTful APIs and microservices aligned with enterprise standards for security, resiliency, and performance.
Leverage GitHub and GitHub Actions for source control, code quality, and CI/CD automation.
Collaborate with product, design, and QA teams to deliver end-to-end features and business outcomes.
Participate in code reviews, architecture discussions, and sprint planning to ensure engineering excellence.
Troubleshoot complex technical issues and optimize system performance, reliability, and scalability.
Mentor junior engineers and contribute to a culture of continuous learning and knowledge sharing.
Stay current with emerging technologies and recommend improvements to frameworks, tools, and practices.
Required Qualifications
8+ years of experience in full-stack software development in enterprise environments.
Strong hands-on experience with .NET 8, C#, ASP.NET Core, and Entity Framework.
Experience building modern front-end applications using React and TypeScript.
Proven experience designing and developing scalable APIs and distributed systems.
Hands-on experience with GitHub, GitHub Actions, and CI/CD pipelines.
Strong understanding of software engineering best practices (design patterns, secure coding, testing).
Experience with unit and integration testing frameworks.
Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience).
Preferred Qualifications
Experience with microservices and API architecture design.
Knowledge of application security and DevSecOps practices.
Experience with Azure cloud services, including AKS (Kubernetes).
Experience with event-driven architectures and messaging systems.
Experience with containerization (Docker).
Exposure to distributed and cloud-native systems.
When You Join Our Team
We'll empower you to learn and grow the career you want.
We'll recognize and support you in a flexible environment where well-being and inclusion are more than just words.
As part of our global team, we'll support you in shaping the future you want to see.
The role being advertised is an existing vacancy.
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Referenced Salary Location
Boston, Massachusetts
Working Arrangement
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Salary range is expected to be between
$107,450.00 USD - $199,550.00 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 (https://careers.manulife.com/global/en/talentacquisitionprivacystatement) .
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Company: John Hancock Life Insurance Company (U.S.A.)
