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Senior Software Engineer

Req ID
74096
Date posted
03-Mar-2026
Brand
Cartology
Team
Accelerated Digital Capabilities
Employment type
Full-time
Location
New South Wales, 2010


Senior Software Engineer



  • Sydney based role with hybrid working

  • Drive innovation across our technical capabilities 

  • Surry Hills office location, right next to Central and public transport




We are Cartology

Cartology is one of Australia’s leading retail media businesses, powered by the Woolworths Group. We provide targeted omnichannel marketing solutions and comprehensive closed loop reporting to help brands grow. With Cartology, brands can drive real customer impact across the shopper journey. 

Cartology is truly pioneering the future of Retail Media, creating, shaping and leading this new industry that connects brands to customers in new and exciting ways.

Be nothing but yourself in a culture that is inclusive and innovative. Work as part of an ambitious, smart and passionate team and belong to something meaningful as part of the Woolworths Group




What you'll do

We are seeking a Senior Software Engineer to drive the technical direction and shape the foundations of our modern, revenue-generating platforms at Cartology. This role demands a high degree of technical ownership, focusing on raising engineering standards and influencing our client-facing ecosystem's architecture. The ideal candidate is a pragmatic problem-solver, adept at balancing rapid delivery with long-term system health in a commercial setting. While highly collaborative, you must possess the leadership mindset to work independently, navigate ambiguity, and take full accountability for the platform's success. This position is perfect for a platform-level thinker eager to move across the stack to solve complex challenges.

  • Lead the instrumentation of the platform to drive data-informed decisions and proactively maintain system health using modern monitoring tools.

  • Contribute to high-level planning, technical documentation, and the selection of long-term technology choices.Drive the design and evolution of a scalable, resilient platform architecture, taking end-to-end accountability for major components.

  • Raise the bar for engineering standards and code quality through rigorous peer reviews and mentoring.

  • Balance technical debt with speed-to-market, making trade-offs to support a high-growth, revenue-generating environment.

  • Design and optimise generic, scalable integration patterns across the ecosystem (CRM, AdTech, CMS).

  • Partner with Product, Design, and Marketing to translate business vision into robust technical reality and contribute to high-level planning and technology choices.




What You’ll Bring

As a Senior Software Engineer you will possess a minimum of 5 years commercial experience with a proven track record of developing and scaling large-scale, mission-critical web applications

  • Deep technical proficiency in server-side technologies (Kotlin/Java, Spring Boot), software design patterns, and designing complex, high-availability, service-based architectures and RESTful environments.

  • Proven experience with client-facing, revenue-generating systems, effectively balancing quality and commercial urgency.

  • Exceptional communication and documentation skills for conveying complex technical strategies to all stakeholders.

  • Strong experience with relational databases (PostgreSQL), cloud platforms (preferably GCP), containerisation, and a deep commitment to TDD/BDD and automated testing.

  • Expert understanding of and ability to lead agile practices (Scrum, Kanban, XP), technical planning, and estimation, while working independently in an ambiguous, fast-paced environment.

What You’ll Experience

  • We embrace diversity of thought and love to take on challenges with a pragmatic and innovative approach. Our culture thrives on mutual respect, care, curiosity, openness, and a proactive attitude. We continually seek ways to pair, collaborate, support, and learn from each other as a team!

  • Team discounts across our range of Woolworths Group brands you know and love and a robust rewards program that celebrates and incentivises purpose-driven work.

  • A global business with endless career possibilities around every corner and across every discipline – with valuable exposure to a vast and exciting business network.

  • A progressive and flexible ‘work from anywhere' policy that gives you the opportunity to harmonise work, life and your wellbeing.  

  • A range of programs to help you prioritise and manage your wellbeing, including 24/7 access to the Sonder app.