Senior Software Engineer – Backend / Full Stack (TypeScript)

• Design, develop, test and deploy complex software solutions.
• Lead technical design discussions and guide implementation approaches.
• Lead the delivery of complex features and solutions across multiple contributors.
• Contribute to architectural decisions and identify technical risks.
• Drive modernisation and technical debt reduction within assigned systems.
• Ensure solutions are scalable, maintainable, secure and aligned with business requirements.

• Own the design, delivery and ongoing technical health of assigned systems and services.
• Drive improvements in application scalability, performance and reliability.
• Lead investigation and root-cause analysis of complex production issues.
• Partner with DevOps and Platform teams to improve reliability, monitoring and observability.
• Contribute to the continuous improvement of operational practices.

• Lead technical discussions and provide guidance during design and implementation.
• Conduct code and design reviews and provide constructive technical guidance.
• Mentor Software Engineers and support their technical development.
• Champion high standards for code quality, testing, security and maintainability.
• Contribute to improvements in engineering practices and development processes.
• Facilitate knowledge sharing and cross-functional technical problem solving.

• Use AI-assisted development tools across coding, testing, debugging, documentation and code review to improve engineering productivity and quality.
• Demonstrate practical experience with AI coding assistants and agentic development workflows, using them effectively to understand existing code, troubleshoot problems and accelerate solution development.
• Apply strong engineering judgement when reviewing AI-generated output, ensuring solutions meet expected standards for quality, security, performance and maintainability.
• Actively adopt and promote effective AI-enabled development practices within the team.

• Collaborate closely with Product Management, Architecture, Support, DevOps and other Engineering teams.
• Provide technical input during planning, estimation and execution.
• Communicate technical decisions, risks and trade-offs clearly to relevant stakeholders.

• Bachelor's degree in Computer Science, Software Engineering or a related field, or equivalent practical experience.
• 7+ years of professional software development experience.
• Strong TypeScript fluency with significant experience building production web applications and services.
• Strong experience with modern frontend and backend application development, including TypeScript/JavaScript, React and HTML/CSS.
• Strong experience designing and supporting scalable production systems.
• Experience with relational databases such as MySQL or equivalent.
• Experience with Docker, including container usage and basic troubleshooting.
• Good understanding of networking concepts relevant to modern web and distributed applications.
• Strong system design, troubleshooting and analytical skills.
• Experience leading technical projects and mentoring engineers.
• Strong communication and stakeholder management skills.

• Experience with cloud platforms, serverless applications and distributed systems, ideally Azure/Azure Functions or comparable technologies such as AWS Lambda.
• Familiarity with event-driven architectures, messaging and asynchronous processing, including Service Bus or equivalent technologies.
• Familiarity with NoSQL and caching technologies, such as MongoDB and Redis.
• Experience with CI/CD, application security, observability and modern software delivery practices.
• Experience with Kubernetes and modern UI/design systems such as Material UI/MUI or equivalent.
• Exposure to PHP/AngularJS is beneficial for working with existing platform components; Java or C# experience is a plus.

We are a values-driven organisation that encourages our employees to bring their authentic selves to work every day and empowers everyone to make a tangible impact on our products, clients, and culture.

We offer a dynamic environment with driven, fun, and flexible individuals who thrive on challenge and responsibility.

This is an opportunity to contribute to our culture and join a company that’s on the move.

We live the Poppulo values each day, as they are key to everything we do.

• Bring Your Best Self We show up authentically, are self-aware and always strive to be better.
• See it. Own it. Solve it. We proactively innovate and solve for our customers and each other. We set an example with high standards for our work. We foster a culture of learning, acknowledging our successes and our failures.
• Together We’re Better We value and celebrate our diversity. We learn from others, respecting their expertise, and focus on building trust. That's what makes us a team.

Named a Great Place to Work in 2015, 2016, 2017, 2018, 2019, 2020, and 2021, we are a fast-growing global technology company, with offices in Ireland, the US, and the UK.

Poppulo is an equal opportunity employer.

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