Software Development Engineer II - Frontend / Full Stack

Job Summary

The Software Development Engineer II is responsible for developing, maintaining, and supporting business-critical applications and services. This role contributes to feature development, defect resolution, system enhancements, testing, and production support while gaining deeper expertise in the organization's applications, architecture, and engineering practices.

The Software Development Engineer II works independently on assigned projects and collaborates with cross-functional teams to deliver reliable, maintainable, and scalable solutions. This role is expected to take ownership of assigned features and components, contribute to continuous improvement efforts, and support the long-term health and stability of production systems.

Key Responsibilities

Software Development & Maintenance

Design, develop, test, and deploy software enhancements and new features.

Maintain and improve existing applications and services.

Troubleshoot and resolve software defects and production issues.

Participate in technical design discussions and implementation planning.

Deliver maintainable, scalable, and testable code aligned with engineering standards.

Product & System Ownership

Take ownership of assigned features and components from development through deployment and production support.

Support production systems and participate in operational activities.

Monitor application performance and reliability.

Partner with DevOps and platform teams to address operational concerns.

Contribute to keeping applications secure, stable, and well documented.

Code Quality & Best Practices

Write and maintain automated tests.

Participate in peer code reviews.

Follow established coding standards and engineering practices.

Contribute to technical debt reduction and system improvements.

Documentation & Collaboration

Maintain technical documentation and operational procedures.

Collaborate with Product, Engineering, Support, and Operations teams.

Share knowledge and contribute to team learning initiatives.

Participate in agile ceremonies, planning, and retrospectives.

AI-Enabled Engineering

Use AI-assisted development tools as part of day-to-day engineering activities, including understanding existing code, debugging problems, testing, documentation, and prototyping solutions.

Demonstrate familiarity with AI coding assistants and effective prompting, with an openness to adopting AI-enabled development practices.

Apply appropriate engineering judgement when reviewing AI-generated output to ensure code meets quality, security, and maintainability standards.

Education / Experience

Bachelor's degree in Computer Science, Software Engineering or related field, or equivalent practical experience.

5+ years of professional software development experience building and maintaining production applications.

Strong hands-on experience with TypeScript/JavaScript and React, including modern frontend and/or backend web development and HTML/CSS.

Experience with relational databases such as MySQL or equivalent.

Experience with Docker and a working understanding of networking concepts.

Strong troubleshooting, problem-solving and communication skills.

Ability to work independently and collaboratively in a distributed environment.

Preferred Qualifications

Experience with cloud platforms, containerised and distributed systems , including serverless technologies such as Azure Functions or equivalent.

Familiarity with event-driven architectures, messaging and asynchronous processing , such as Service Bus or equivalent.

Familiarity with NoSQL and caching technologies, such as MongoDB and Redis.

Experience with CI/CD, application security and modern software delivery practices.

Understanding of object-oriented programming and software design patterns.

Exposure to Kubernetes and modern UI/design systems such as Material UI/MUI.

Exposure to PHP/AngularJS for existing platform components; Java or C# is a plus

Who We Are

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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