Senior Full-Stack Software Engineer

Manulife; Boston (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Manulife in Boston is seeking an experienced Software Engineer to join an engineering-first culture delivering secure, cloud-native solutions. You will work with Product Owners, Designers, and other engineers to design and deliver impactful software using modern tech, including AI-assisted tooling.

You will mentor teams, advocate for secure, scalable architectures, and pair program to raise code quality. A strong background in React, C#, Java and Kubernetes is required.

Qualifications

• Minimum of 7+ years of experience as a Software Engineer.
• Proficiency in React, C# and/or Java.
• Experience with Kubernetes.
• Strong understanding of front-end and back-end development principles.
• Excellent fixing and debugging skills with a collaborative approach to timely resolution and communication on after action.
• Strong communication and collaboration skills.
• Ability to assess requirements and provide technical solutioning options and level of effort estimates.
• Continuous learning mentality and advocate for positive change.
• Experience using approved AI-assisted engineering tools, such as GitHub Copilot, to improve productivity and software quality.

Responsibilities

• Own technical solution design, implementation, deployment, observability, reliability, and ongoing improvement of secure, resilient, cloud-native applications.
• Translate requirements into possible solutions and software requirements.
• Validate possible solutions against architectural guardrails.
• Coach and mentor engineers through pairing, code reviews, and knowledge sharing.
• Experiment with emerging technologies and determine impact on future work.
• Prototype and build new functionality to deliver on product objectives with scalable architecture.

Skills

React

C#

Java

Kubernetes

Frontend development

Backend development

Debugging

Communication

AI-assisted tooling

Education

Bachelor's degree in CS or related

Tools

GitHub Copilot

Git

Job description

Are you looking to be part of an Engineering-First culture? Do you want to work for an organization where technology strategy is key in delivering business objectives? Does it excite you to use technology to make meaningful impact in the daily lives of millions of people?

Our engineering team delivers secure, accessible, and customer-focused digital capabilities that improve the experiences of millions of customers and users. As we continue to evolve as a digital and AI-powered organization, we are building modern solutions that combine strong engineering practices, responsible use of AI, cloud technologies, and human-centered design.

The customer is the focus of everything we do, and millions of customers rely on our products daily. We believe in the value of empowering our team members with the resources to solve critical problems for the future of the business, which is why we need you!

We are seeking a self-motivated, forward-thinking Engineer who is obsessed with delivering value to our customers and is excited to see the successful implementation of the products you deliver delight our customers.

As an Engineer in our technology team, you will mentor agile engineering squads to develop and deliver transformative and impactful digital solutions to our customers in new and exciting ways, working directly with Product Owners, Human Centered Designers, Scrum Leads, other Engineers, and various stakeholders.

The right candidate will be somebody who is motivated to get it done together, loves to continually learn and builds software utilizing modern technologies and design.

Position Responsibilities:

• Own technical solution design, implementation, deployment, observability, reliability, and ongoing improvement of secure, resilient, cloud-native applications.
• Translate requirements into possible solutions and software requirements. Validate possible solutions against architectural guardrails.
• Use approved AI-assisted engineering tools to accelerate discovery, design, coding, testing, documentation, troubleshooting, knowledge sharing while applying sound engineering judgment, validating outputs, protecting confidential information, and following security, privacy, legal, and governance requirements.
• Advocate and influence design principles which align with our strategy and architecture.
• Coach and mentor engineers through pairing, thoughtful code reviews, technical guidance, and knowledge sharing. Create an environment where team members can experiment safely, learn from feedback, strengthen their engineering and AI capabilities, and take greater ownership over time.
• Experiment with emerging technologies and understanding how they will impact what comes next.
• Prototype and build new functionality to deliver on key product objectives with strong and extendable architectural design Experience with agile and DevOps/DevSecOps principles, test-driven development, continuous integration.
• Build, code, test, and maintain high quality software ensuring that the proper quality gates are passed (including test coverage, security validation) using the appropriate DevSecOps tools, in both hands on and leadership coordination roles.

Required Qualifications:

• Minimum of 7+ years of experience as a Software Engineer.
• Proficiency in React, C# and/or Java.
• Experience with Kubernetes.
• Strong understanding of front-end and back-end development principles.
• Excellent fixing and debugging skills with a collaborative approach to timely resolution and communication on after action.
• Strong communication and collaboration skills.
• Ability to assess requirements and provide technical solutioning options and level of effort estimates.
• Continuous learning mentality and advocate for positive change.
• Experience using approved AI-assisted engineering tools, such as GitHub Copilot, to improve productivity and software quality.

Preferred Qualifications:

• Bachelor’s degree in computer science, Software Engineering, or a related field (or equivalent experience).
• Mentoring experience.
• Experience designing, building, testing, or integrating AI agents and agentic workflows that use tools, APIs, enterprise data, or retrieval-augmented generation
• Familiarity with prompt engineering, AI evaluation, grounding, observability, and human-in-the-loop controls.
• Experience creating reusable AI patterns, prompts, or development practices that improve engineering productivity and software quality.

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.

If you are applying to this role in Canada, please note the salary range is $96,600 to $179,400 CAD. 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.

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 [e-mail] .

Referenced Salary Location

Boston, Massachusetts

Working Arrangement