Principal Engineer

About the role
 

The Principal Engineer is experienced software engineer specialising in MERN tech stack to build scalable, high-performance web solutions. This individual will play a crucial role in the development process, accelerating delivery of full-stack web applications. The Principal Engineer will act as the highest skilled Individual Contributor and will cooperate closely with the Media, Content and Commerce team supporting Marketing at Haleon. The team operates within Scrum framework to deliver value to the Consumer Healthcare business. The team supports a variety of applications composed of different technologies like react.js, node,js, vue.js, python, Databricks, Kubernetes, PowerApps, Azure Synapse Analytics, database technologies like PostgreSQL, MongoDB, Microsoft SQL. 
 

The Principal engineer will champion best practices in software engineering including microservices architecture, API-First and event-based integration, Cloud Native/SaaS hosting and Headless CMS. A Good candidate should have knowledge of: 

• The Principal Engineer is the most senior Individual Contributor (IC) and excels through in depth technical knowledge of specific technical domains. 

• Contributes to their team or domain meeting goals through successfully leading and consistently delivering projects of highly ambiguous scope, high complexity and critical business impact. 

• Can be deployed to high priority business problems or fires, can quickly resolve them and help the business understand how to avoid them in future.  Proactively contributes to the betterment of other engineers in the company, through sponsoring, mentoring and providing constructive, candid feedback. 

• Proactively gives technical and strategic feedback on projects relevant to their expertise that leads to better outcomes. 

• Directly impacts the trajectory of the company both through working on the most impactful problems and being able to bring about change with effective momentum. 

• Links technical contribution back to business impact for their team or area and helps others to buy into this. 

• Consistently leads their team to good outcomes from a technical perspective, ensuring appropriate engineering decisions are made to factor in technical debt, systems design, stability/reliability, monitoring/observability and business need. 

• Is regularly recognised in their team and collective for highly impactful technical contributions of the highest quality. 

• Propose changes to technical scope to handle changing business priorities or urgency. 

• Leads the refactoring of complex systems or problems when it is warranted. Can make pragmatic trade-offs between perfection and technical debt which aligns with our priorities as a business, including how to repay debt. 

• Has the skills to competently work on complex and unknown problems under pressure (e.g. debugging complex production issues at speed, or leading the resolution of critical or major incidents) 

• Can demonstrate their technical skills outside of code and leads the design process for complex technical problems in their team or collective. 

• Contributes to architecture forums, takes part in initiatives to improve the practices of the engineering discipline. 

• Can clearly and confidently articulate risk of technical problems to non-technical stakeholders (e.g legal, compliance) 

• Communicates effectively when representing Engineering to external stakeholders (e.g auditors, regulators, third-parties, or industry groups) when appropriate. 

• Actively and regularly offers well considered contributions to the roadmap of their team or business area. 

• Fosters effective collaboration between product, engineering and architecture. 

• Demonstrates product awareness. Offers valuable contributions to quarterly planning rituals and works with the PM or team lead on setting the vision for a team. 

• Ensures their team is focusing on work that will drive forward quarterly goals or business objectives, whilst reducing the operational impact for engineers and Ops. 

• Repeatedly consulted for advice by engineers from different teams or collectives. 

• Works to enable groups of others to improve coding standards and awareness of best practices around non-functional requirements (e.g. performance, testability, scale, security) 

• Tackles problems before they can do harm, knowing which levers to pull to make change happen. 
   

Key Roles & Responsibilities 

• Leads the refactoring of complex systems or problems when it is warranted. Can make pragmatic trade-offs between perfection and technical debt which aligns with our priorities as a business, including how to repay debt. 

• Has the skills to competently work on complex and unknown problems under pressure (e.g. debugging complex production issues at speed, or leading the resolution of critical or major incidents) 

• Can demonstrate their technical skills outside of coding and leads the design process for complex technical problems in their team or collective. 

• Articulates the risk of technical problems to non-technical stakeholders (e.g legal, compliance) and communicates effectively when representing Engineering to external stakeholders (e.g auditors, regulators, third-parties, or industry groups) when appropriate. 

• Actively and consistently offers well considered contributions to the roadmap of their team or business area. 

• Fosters effective collaboration between product, engineering and architecture. 
   

Qualifications and skills  

• Strong experience with Azure Cloud and Azure services 

• Technical expertise in one or more technology domains and programming languages (e.g. Java, Javascript), database technologies (e.g. MongoDB, PostgreSQL, MySQL) and release & configuration management tools. 

• Technical expertise in JavaScript frameworks (Remix.js. Node.js, React.js) 

• Understanding of headless CMS architecture, i.e. Contenful  

• Experience with scripting languages (preferably Python) in cloud environments with a focus on IaaS, PaaS   

• Comprehensive understanding of modern DevOps platform technologies (e.g.  GitHub Actions) incl. infrastructure-as-code (e.g. Terraform) and containers (e.g. Kubernetes, AKS) 

• Knowledge of Security Practices for DevSecOps 

• Knowledge of Azure Data (DataBricks, Synapse Studio), AI (Open AI, AI Search) tools 

• Experience with code quality and code security tools (i.e.: SonarQube, Github Advanced Suite).  

• Experience with observability tools e.g. Datadog 

• Experience with Atlassian suite 

• Extensive experience with agile methodologies 

• Experience working in a cloud native environment (Azure desirable) 

• Working knowledge of Scrum based Agile development 
   

Job Requirements and Qualifications

• Around 10 years of experience in software engineering, with experience in a leadership role (e.g. Senior/Principal Software Engineer, Team Lead). 

• Proven experience with architecture and solution design in software engineering. 

• Deep domain & Engineering management expertise and experience. 

• Demonstrable tech leadership. 

• Experience working with geographically distributed teams or vendor partners. 

• Exposure in managing web hosting platforms/teams. 

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field – or equivalent practical experience

Care to join us. Find out what life at Haleon is really like www.haleon.com/careers/

At Haleon we embrace our diverse workforce by creating an inclusive environment that celebrates our unique perspectives, generates curiosity to create unmatched understanding of each other, and promotes fair and equitable outcomes for everyone. We're striving to create a climate where we celebrate our diversity in all forms by treating each other with respect, listening to different viewpoints, supporting our communities, and creating a workplace where your authentic self belongs and thrives. We believe in an agile working culture for all our roles. If flexibility is important to you, we encourage you to explore with our hiring team what the opportunities are.

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