Senior Principal Software Engineer

The Senior Principal Software Engineer provides technical leadership and architectural guidance for building scalable, secure, and high-performing applications. This role goes beyond hands-on coding to include mentoring, solution design, driving best practices across teams, technically guiding and teaching the team, and taking in-sprint delivery responsibilities. Partners with business stakeholders, architects, and other engineering teams to deliver innovative solutions, leveraging modern frameworks, cloud platforms, and emerging technologies.

This Hybrid role requires in-person work at our Newton, MA headquarters.

Bright Horizons is a leading education and care company that helps employees thrive at work and at home by partnering with employers to offer high-quality child care, elder care, and educational support. Our workplace reflects this commitment—with collaborative environments, meaningful benefits, and a culture that supports both career growth and personal well-being. Whether you’re caring for children or powering the systems and partnerships that make it all possible, at Bright Horizons, you’re the difference.

Responsibilities

• Lead the design and development of scalable, secure, and high-performing web and mobile applications.

• Apply advanced concepts, theories, and principles to create multi-disciplinary innovations and solutions for complex or risky business situations.

• Define and enforce architectural standards, coding best practices, and design patterns.

• Provide hands-on development for critical components and guide teams in resolving complex technical challenges.

• Collaborate with business stakeholders, product owners, and UX teams to translate business requirements into technical solutions.

• Provide thought leadership to ensure that systems and services are designed and operating to achieve optimal levels of performance, reliability, and sustainability.

• Mentor, coach, and technically guide developers during sprints, fostering a culture of technical excellence and continuous learning.

• Conduct code reviews and ensure adherence to security, compliance, and quality standards.

• Drive adoption of software engineering practices, CI/CD pipelines, and automated testing frameworks.

• Evaluate and recommend new technologies, frameworks, and tools to improve scalability and performance.

• Communicate technical strategies, risks, and project status effectively to leadership and stakeholders.

• Champion performance optimization, scalability improvements, and cost-efficient cloud solutions.

Minimum Qualifications

• Bachelor's degree in computer science or related field - Required

• 10 years experience in software development, including at least 2 years in a technical leadership or principal engineer role - Required

Preferred Qualifications

• Technical engineering experience with coding in languages including, but not limited to, C, C++, C#, HTML & CSS, .NET 6, JavaScript frameworks (i.e. Angular version 16 or greater or React), SQL Server, OR equivalent experience.

• 3+ years’ experience and skills in building cloud-based SaaS applications

• 1+ year experience and skills in understanding applied GenAI use cases and creating values.

• Strong experience designing and implementing RESTful APIs, microservices, and event-driven architectures.

• Strong understanding of networks and security principles (i.e. load balancing, DNS, certs, etc.)

• Deep knowledge of Azure (or GCP or AWS) PaaS/SaaS services, containerization, and serverless architectures.

• Advanced proficiency in front-end technologies: Angular, TypeScript, HTML5, SCSS/CSS, MFE and unit testing frameworks.

• Solid understanding of Database systems (Postgres SQL or MongoDB), caching strategies (Redis), and distributed systems.

• Expertise with OAuth/OIDC, SAML, and SSO for secure authentication and authorization.

• Experience with Azure DevOps (or GCP)/Git-based source control systems.

• · Excellent communication and presentation skills, with the ability to convey complex technical concepts to non-technical stakeholders.

At this time, Bright Horizons will not sponsor an applicant for employment authorization/visa for this position.

Be part of a community where people grow, futures are shaped, and lives are changed. We offer the rewards, opportunities, and support you deserve because making a difference goes both ways. We’re changing the world of work and family, and it starts with you. At Bright Horizons, you’re the dif