We are oOhmedia (pronounced “oh” media).

oOhmedia is the #1 Out of Home company in Australia and New Zealand. We exist to make public spaces better and brands unmissable, proudly leading the market with innovation, creativity, data and results. Our network plays an important role in the communities they are located, creating engaging environments that inform, entertain and inspire, while connecting brands with audiences at scale.

We have a unique culture, purpose and set of values that shape how we show up every day. We Win as One. We are Hungry. Always. And we Own It. We are oOhmedia, and we are unmissable.

About the opportunity:

- Employment Type: Full-time, Permanent
- Flexibility: A vibrant, collaborative culture with 4 days in the office and flexibility built in
- Location: Based in Sydney

We are looking for a Senior Software Engineer to join the team responsible for building the tools our sales teams use to plan advertising campaigns across oOhmedia’s network. Our systems bring together site availability, pricing, commercial rules, budgets and audience insights to turn client briefs into campaign proposals. They also integrate with industry audience measurement and data science platforms. You will work across our planning application and event-driven pipeline, building recent features and improving performance and reliability to help our sales teams plan campaigns faster and more accurately.

This is a hands‑on engineering role for someone who enjoys solving complex backend challenges, designing and running event‑driven, serverless systems primarily in Golang and Node.js on AWS, and raising the technical bar through active code review and mentoring. You will work closely with the Engineering Manager, Staff Engineer, delivery, and architecture partners to deliver high-quality, resilient solutions.

What you’ll be doing:

- Go Services & Event-Driven Pipelines: Design, build and maintain Go services within an event-driven AWS pipeline that selects,



prices and evaluates advertising campaign options.
- Commercial & Pricing Solutions: Translate commercial and pricing requirements into clear, well-tested code and SQL, working closely with product, business analysts and commercial stakeholders.
- Platform & Partner Integrations: Build and maintain integrations with internal platforms and external partners, including data science models and industry audience measurement APIs.
- Data Contracts & Schemas: Maintain and evolve shared data contracts and schemas, ensuring changes work safely across connected services.
- Production Ownership & Reliability: Take ownership of services in production, investigating issues and improving monitoring, performance and reliability.
- Cloud Infrastructure & CI/CD: Manage cloud infrastructure as code and improve automated testing, CI/CD and security practices.
- Technical Leadership & Mentoring: Help shape technical decisions, break down complex work and support other engineers through code reviews, mentoring and knowledge sharing.

What you’ll bring:

- Backend Engineering Depth: Strong backend development experience in Go, or another typed language, with a willingness to work mainly in Go.
- SQL & Data Modelling: Good SQL and data modelling skills, with experience working through complex data transformations.
- Code Quality & Testing: Ability to turn business requirements into clear, maintainable and well-tested code.

Benefits and perks:

- Modern offices with great amenities and easy transport access
- Competitive salary and bonus opportunities
- Career development and learning opportunities to support your technical growth
- Generous parental leave and wellbeing support, including EAP access via Sonder
- Regular team events, hackathons, social activities, and recognition programs
- Wellness initiatives and discounts to support your health and lifestyle
- The opportunity to work on mission‑critical platforms powering Australia and New Zealand's leading Out of Home network

If you’re curious, ready for a unique challenge, and want to make a real impact, we

📌 Senior Software Engineer (North Sydney)
🏢 oOh!
📍 North Sydney