Lead Software Engineer / Developer (Python / Snowflake)

As a Principal Software Engineer, you will be a key technical leader responsible for designing, implementing, and optimizing our Marketing Data Platform. While this is a leadership role, you will be expected to be deeply involved in coding, architectural decisions, and driving technical excellence. 

You will take ownership of: 

• Hands-on Python & SQL development across Streamlit and Snowflake.
• Designing and implementing high-performance, scalable, and modular enterprise applications.
• Promote code quality, best practices, and coding standards (e.g., design patterns, modular architecture, and maintainable code structures).
• Driving test automation, CI/CD, and continuous delivery across the development lifecycle.
• Working with business stakeholders to translate requirements into robust, scalable technical solutions.

If you're passionate about engineering excellence, hands-on development, and driving innovation in marketing technology, this is the role for you.

• 7+ years of hands-on experience in software engineering, data platform development, or related fields.
• Expert in Python & SQL development, with hands-on experience in with Snowflake.  
• Experience developing apps (using web application frameworks, e.g. Streamlit, R Shiny, Dash, Flask/Django.
• Deep knowledge of software engineering best practices, including design patterns, modular development, and scalable architectures.
• Experience with CI/CD, test automation, and release management for data platforms.
• Strong expertise in APIs, data pipelines, and cloud-based application architectures.
• Familiarity with Git/Bitbucket for version control and automated deployment workflows.
• Hands-on experience with Jira, Agile methodologies, and project management best practices.
• Proven ability to mentor, inspire, and lead technical teams.
• A passion for solving real business problems through technology.

Nice-to-Have Qualifications: 

• Snowflake certification.
• Experience with AWS, GCP, or Azure cloud environments.
• Familiarity with marketing analytics, media planning workflows, or ad-tech platforms.
• Experience with governance, data security, and compliance best practices.
• Understanding of user-centric design and intuitive workflow development.

• Hands-on leadership: Drive the technical vision while staying deeply involved in coding and software development.
• Build from the ground up: Shape the future of a next-generation Marketing Data Platform with direct business impact.
• Cutting-edge technology: Work with Snowflake, Python, Streamlit, and cloud-based architectures.
• High-growth, high-impact: Join a team that values innovation, engineering excellence, and solving real-world business problems.
• Flexible and hybrid working within the Republic of Ireland
• 24/7 access to professional development through LinkedIn Learning along with career progression and mentoring
• The opportunity to work across a huge range of clients within so many different categories from sport, retail, food and drink, to alcohol, insurance, banking and so much more
• Lead and shape the future of marketing measurement at a top media agency.
• Work on cutting-edge marketing science problems with real-world business impact.
• Build and deploy scalable data science tools that democratize advanced analytics.
• Collaborate with cross-functional teams of experts in media, marketing, and data science.
• 21 days annual leave plus a day off on your birthday, company closure days at Christmas and early finish on bank holiday Fridays
• A company culture that promotes work-life balance
• Family-focused benefits including paid maternity and paternity leave as well as maternity phase back program, fertility treatment supports and paid pregnancy loss leave
• Access to mental health and well-being programs including paid health insurance for you and your dependents under 18
• Professional financial advice; employer contributory pension and life assurance
• Make a difference by joining our D&I, CSR, Green, Social or Great Place to Work committees; you’ll get an extra days leave for your efforts.
• And lots more …