.Net Full Stack Developer

Xpt Software Australia Pty; Sydney; On-site; AUD 180,000 - 240,000; Full time

Job summary

Transport for NSW is seeking a Senior Full Stack Developer (Tech Lead) in Sydney. You will provide technical leadership across the full software development lifecycle, mentor engineers, and deliver scalable applications across backend and frontend stacks.

You will collaborate with product owners to shape the technical roadmap, remain hands-on, and drive secure, cloud-native solutions on AWS/Azure/GCP. 7+ years of experience and strong Java, Spring, GraphQL skills are expected.

Qualifications

• 7+ years of software development experience, including 2+ years in a Technical Lead or Tech Lead capacity.
• Strong expertise in Java, Spring Boot, and the Spring Framework.
• Proven hands-on experience with GraphQL, including schema design, resolvers, and Apollo Federation (or similar federation approaches).
• Strong frontend development experience with TypeScript/JavaScript and React or Angular.
• Experience with API gateways such as Kong, Apigee, or similar platforms.
• Strong understanding of microservices, distributed systems, and event-driven architectures.
• Cloud experience, ideally with AWS, including Lambda, EKS/Kubernetes, S3, and IAM.
• Experience building and managing CI/CD pipelines using Jenkins, Bitbucket Pipelines, GitHub Actions, or similar tools.
• Strong SQL and relational database experience; NoSQL exposure is a plus.
• Excellent stakeholder engagement and communication skills, with the ability to translate business requirements into technical solutions.
• Experience working within Agile/Scrum delivery environments.
• Experience leading technical design and architecture across backend and frontend applications.
• Strong mentoring capability with a passion for developing and uplifting engineering teams.
• Experience managing API gateway governance and driving engineering best practices.
• Ability to troubleshoot complex production issues and lead root‑cause analysis activities.

Responsibilities

• Provide technical leadership across the full software development lifecycle, driving architecture decisions, mentoring developers, and delivering scalable, high-quality applications across both backend and frontend technologies.
• Work closely with product owners, architects and key stakeholders to shape the technical roadmap while remaining hands‑on in development.
• Collaborate with teams to design and implement new features, preserve the integrity of existing systems, and ensure continuous improvement.
• Mentor and coach junior staff, fostering a culture of learning and innovation.
• Lead in building secure, cloud‑native solutions on Azure, AWS, or GCP.

Skills

Java

TypeScript/JavaScript

React

Angular

GraphQL

APIs

CI/CD

Agile/Scrum

Stakeholder communication

Tools

Spring Boot

Spring Framework

Kong

Apigee

AWS

Lambda

EKS/Kubernetes

S3

IAM

Jenkins

Bitbucket Pipelines

GitHub Actions

SQL

NoSQL

Kafka

Docker

Job description

Transport for NSW – Senior Full Stack Developer (Tech Lead)

Location: Sydney, Australia

Type: Fixed Term (30/06/2030)

Application closes 11:59 PM on Wednesday 12 November 2026

In this role, you will:

• Provide technical leadership across the full software development lifecycle, driving architecture decisions, mentoring developers, and delivering scalable, high-quality applications across both backend and frontend technologies.
• Work closely with product owners, architects and key stakeholders to shape the technical roadmap while remaining hands‑on in development.
• Collaborate with teams to design and implement new features, preserve the integrity of existing systems, and ensure continuous improvement.
• Mentor and coach junior staff, fostering a culture of learning and innovation.
• Lead in building secure, cloud‑native solutions on Azure, AWS, or GCP.

Experience and qualifications

• 7+ years of software development experience, including 2+ years in a Technical Lead or Tech Lead capacity.
• Strong expertise in Java, Spring Boot, and the Spring Framework.
• Proven hands‑on experience with GraphQL, including schema design, resolvers, and Apollo Federation (or similar federation approaches).
• Strong frontend development experience with TypeScript/JavaScript and React or Angular.
• Experience with API gateways such as Kong, Apigee, or similar platforms.
• Strong understanding of microservices, distributed systems, and event‑driven architectures.
• Cloud experience, ideally with AWS, including Lambda, EKS/Kubernetes, S3, and IAM.
• Experience building and managing CI/CD pipelines using Jenkins, Bitbucket Pipelines, GitHub Actions, or similar tools.
• Strong SQL and relational database experience; NoSQL exposure is a plus.
• Excellent stakeholder engagement and communication skills, with the ability to translate business requirements into technical solutions.
• Experience working within Agile/Scrum delivery environments.
• Experience leading technical design and architecture across backend and frontend applications.
• Strong mentoring capability with a passion for developing and uplifting engineering teams.
• Experience managing API gateway governance and driving engineering best practices.
• Ability to troubleshoot complex production issues and lead root‑cause analysis activities.

Desirable experience

• AWS Certifications such as Solutions Architect or AI Practitioner.
• Experience with AWS Bedrock or Generative AI integrations.
• Experience with Kafka or other event‑streaming platforms.
• Strong Docker and Kubernetes experience in large‑scale environments.
• Previous experience within regulated, government, or enterprise organisations.
• Experience delivering Android and iOS applications using React Native or a comparable framework.

Benefits and diversity inclusion

Permanent, full‑time role in a growing business; modern Angular, Azure and API‑driven stack; the chance to shape a strategic platform used by multiple partners. Transport for NSW provides a safe, integrated, and efficient transport system. Our workforce is as diverse as the community we serve; inclusion and diversity initiatives are actively promoted.