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senior systems engineer infrastructure security operations jobs near parramatta, nsw

Senior Engineer

TJX Australia -
Mascot NSW

Apply Now

Job Details

Full-time

Qualifications

Jira
CI/CD
Azure
Oracle
Customer service
ERP systems
Microsoft SQL Server
E-commerce
SQL
Confluence
REST
POS
GitHub
APIs
Jenkins
SDLC

Full Job Description

TJX Australia

At TJX Australia, every day brings new opportunities for growth, exploration, and achievement. You’ll be part of our vibrant team that embraces diversity, fosters collaboration, and prioritizes your development. Whether you’re working in our Processing Centers, Corporate Offices, or our TK Maxx Retail Stores, you’ll find abundant opportunities to learn, thrive, and make an impact. Come join our TJX family—a Fortune 100 company and the world’s leading off-price retailer.

Job Description:

Senior Engineer — Senior Full Stack Developer

Role Overview

The Senior Full‑Stack Engineer is responsible for designing, developing, integrating, and supporting complex software systems and services that directly impact business operations. The role works collaboratively with cross‑functional teams — including Product, Platform, Infrastructure, Security, DevOps, and External Vendors — to deliver secure, high‑quality, and scalable solutions in an Agile environment.

Key Responsibilities

Take hands‑on ownership of medium‑ to high‑complexity features and services in collaboration with product, platform, infrastructure, and security teams.
Design, code, test, integrate, deploy, and support working software components.
Develop & Integrate RESTful APIs and microservices supporting retail operations.
Integrate with POS systems, payment gateways, inventory systems, and ERP platforms.
Author and review detailed functional and technical design documents, incorporating performance, security, scalability, availability, and operability considerations.
Establish and continually improve engineering standards, development processes, and best practices to drive quality, consistency, and delivery efficiency.
Collaborate with Product Managers/Analysts, vendors, and DevOps teams.
Design and optimize SQL databases to support high-volume retail transactions.
Manage the full lifecycle of COTS applications—including evaluation, implementation, integration, upgrades, patches, customizations, maintenance, and retirement—while ensuring performance, scalability, and security standards are met.
Follow secure coding practices, ensuring data protection standards, API Protection, Data Encryption and Secure Communication and PCI compliance.
Apply DevSecOps principles throughout the software development lifecycle.
Manage pipeline dependencies, retries, scheduling, and failure handling; implement robust monitoring and alerting for data operations.
High sense of ownership, accountability, and customer service mindset.
Experience working in global teams across the US, India, UK, and Australia.

Required Skills & Qualifications

Expert-level knowledge and hands-on experience with:
- C#, .NET Core / .NET 8, ASP.NET Core Web API, Blazor
- React or Angular
- Azure: Azure App Services, Azure Kubernetes Service (AKS), Azure Functions, Azure API Management
- Azure SQL / SQL Server
- ETL: ADF, SQL
- CI/CD: Jenkins, ADO, GitHub Actions
- Security: OWASP, ISO27001, IAM, Encryption
- API Development: REST/event-driven, Postman, Apigee
- Project Collaboration: JIRA, Confluence

Provide technical leadership, mentoring, and guidance to development teams.
Contribute to roadmap strategy, aligning technology initiatives with business objectives and long-term goals.

Preferred Qualifications

Experience in retail systems, e-commerce platforms, or FMCG technology.
Certifications in Azure (e.g., Microsoft Certified: Azure Solutions Architect).

Exposure to Android Mobile Application, Android MDM and SOTI platform is highly desirable
Exposure to Oracle PL/SQL is desirable.

As proud as we are of our past success, it’s our future that excites us most. We strive to provide opportunities for growth, recognition and a competitive salary and benefits package. Share our determination to think bolder and bigger, and be part of our future. We consider all applicants for employment without regard to age, disability, gender, gender reassignment, marriage and civil partnerships, pregnancy and maternity, race, religion or belief and/or sexual orientation.

Address:

Level 5 189 O'Riordan Street

Location:

AUS Home Office Mascot NSW

Remote Type:

Apply Now

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Senior Engineer — Senior Full Stack Developer

Role Overview

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