Senior Security Platform Engineer I

Join Zip’s Technology function, responsible for building and maintaining seamless, secure and sustainable platforms that enable customers to shop with confidence and merchant partners to grow their brands.

Within our Security and DevSecOps Engineering team, you will help shape the platforms and controls that keep Zip’s systems, data and customers safe. This is a hands‑on engineering role where you will design, build and continuously improve the security control plane that protects our cloud and endpoint environments.

Working closely with platform engineers and DevOps teams, you will embed security directly into the way we build and run systems. From automating guardrails to integrating security tooling and improving detection quality, you will help ensure security scales alongside Zip’s rapidly evolving technology landscape.

What You'll Own

Own and operate key security platforms that protect Zip’s infrastructure and endpoints

Design and implement integrations between security tooling and cloud environments to strengthen our security posture

Embed security controls into CI/CD pipelines and engineering workflows so protection is built into the development lifecycle

Automate guardrails using Infrastructure as Code and policy as code approaches

Tune and optimise security tooling to improve performance, coverage and signal quality

Partner with DevOps and platform teams to implement secure cloud and infrastructure configurations

Define and maintain security baselines across identity, device and workload trust

Support the ongoing evolution of Zero Trust capabilities across the organisation

What You'll Bring To The Team

Proven experience in cloud security engineering, ideally within AWS environments

Hands‑on experience working with modern security tooling such as EDR or XDR platforms, SASE solutions, identity controls or device trust models

Experience building and managing Infrastructure as Code using tools such as Terraform or CloudFormation

Ability to develop integrations and automation using APIs and scripting languages such as Python or Bash

A strong engineering mindset with an automation‑first approach to security controls

Experience improving detection workflows and tuning security tools to reduce noise and increase signal

Comfortable working cross‑functionally with platform and DevOps teams to embed security into engineering processes

Ability to translate security policy and risk requirements into scalable technical controls

A mindset that embraces AI and new tools to adapt, learn and grow

An aptitude for identifying and managing risks. Whether you are a People Manager or an Individual Contributor, we are all leaders at Zip, therefore effective risk management is important to how we run our business and part of all our roles.

Our values in your DNA: Customer First, Own It, Stronger Together and Change the Game

What You'll Get In Return As we write this next exciting chapter in our story, we will continue to move at pace and embrace change. For you, this might mean opportunities to learn new skills with hands‑on experience, broader responsibilities, or the buzz of seeing your work impact customers faster.

Zip is a place where you’ll get out exactly what you put in. When you join the team, we’ll do our best to make sure you can be yourself and surround yourself with smart, friendly colleagues and leaders who have your back, so that you can make the big things happen.

You’ll also receive:

25 days paid leave annually, including birthday leave and quarterly wellbeing days

16 weeks paid parental leave for primary carers, and 4 weeks for supporting carers

Family support policies including miscarriage bereavement leave and domestic violence leave

Mental health and wellness initiatives, including $299 annual wellbeing allowance, free access for you and family members to our EAP service Sonder, discounted private health insurance, and great rates on fitness sessions through ClassPass

2 days paid volunteering leave per yearAccess to the Flare Benefits Hub and Novated Leasing for savings across lifestyle, essentials and wellbeing

Fee‑free Zip products, and discounts with Zip merchant partners

Team social events, epic offices, free breakfast daily, and weekly free lunches

Equal Opportunity Employer We pride ourselves on being a workplace that provides equal opportunities to people of all ages, cultural backgrounds, sexual orientations, gender identities, abilities, veteran status, and everything else that makes you unique.

Equally, we’re committed to ensuring our recruitment processes are accessible and inclusive. Please let us know if there are any adjustments that need to be made to ensure you have a fair and equitable experience.

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