Senior Software Engineer

Telstra Corporation; Sydney; On-site; AUD 180,000 - 230,000; Full time

Benefits offered by this job

Performance pay

Learning programs

Global presence

Purchased leave

Telstra discount

Equipment provided

Job summary

Telstra is seeking a Senior Software Engineer to translate customer needs into scalable product capabilities across the full software development lifecycle. You will contribute deep backend and architectural expertise, shaping design decisions and delivering robust, secure services for Telstra’s digital platforms.

You will work with a cross-functional team in an Agile environment, mentoring engineers, driving quality, and leveraging modern cloud-native technologies including Java/Kotlin,

Qualifications

• Advanced backend engineering with Java/Kotlin, Node.js and REST APIs.
• Deep knowledge of microservices and Domain-Driven Design.
• Cloud-native architectures with AWS/Azure; container tech like Docker/Kubernetes.

Responsibilities

• Design, build and maintain scalable backend services, APIs and event-driven solutions.
• Deliver secure, reliable software through automated testing, CI/CD, observability and performance tuning.
• Diagnose and resolve complex production, integration and performance issues using logs, tracing and metrics.
• Own end-to-end solutions from design to deployment and production support.
• Collaborate with Product, Architecture, Security and Platform teams to deliver outcomes and influence direction.
• Provide technical leadership through mentoring, stakeholder engagement and knowledge sharing.

Skills

Java/Kotlin

Node.js

REST APIs

Microservices

Domain-Driven Design

AWS

Azure

Docker

Kubernetes

Kafka

Redis Streams

GitHub Copilot

Tools

Kafka

Redis Streams

GitHub Copilot

Docker

Kubernetes

AWS

Azure

Job description

Employment Details

Employment Type Permanent

Closing Date 1 Oct 2026 11:59pm

Job Title Senior Software Engineer

Job Summary

As a Senior Software Engineer, you thrive on understanding and translating customer needs into new products and capability. You apply deep technical expertise and experience in software application layer solutions, to develop and deliver scalable design blueprints across the end-to-end software development life cycle. Your continuous learning and improvement mindset, collaboration and influencing skills are critical to success in this role.

Job Description

Who We Are

We’re an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. We’re all about providing the best experience and delivering the best tech on the best network. This includes making Telstra the place you want to work. For you, that means a having career that grows with you and working with a team powered by human connection that prioritises wellbeing and choice.

What We Offer

• Performance-related pay
• Access to thousands of learning programs so you can level-up
• Global presence across 22 countries; opportunities to work where we do business.
• Purchased annual leave scheme
• Additional Telstra day off
• Additional 30% off Telstra products and services
• Toolkit provided (laptop + mobile phone + plan paid for)

What You’ll Do

Product & Technology - Software Engineering & IT develops and maintains Telstra's software and IT systems, working on some really cutting-edge technologies. As the Senior Software Engineer, you will use your advanced software engineering knowledge to deliver complex application capabilities and improve the health of Telstra's many digital assets. You will translate customer and business needs into maintainable technical solutions, contributes to architectural decisions, champion quality and security, and supports software across the full development lifecycle. Working in a team that works directly on the Telstra Self Service App and many other B2B customer applications, you will identify areas of improvement while being forward thinking demonstrating your ability to identify improvement areas and facilitate solutions.

Responsibilities include:

• Design, build and maintain scalable backend services, APIs and event-driven solutions using modern engineering practices and Domain-Driven Design principles.
• Deliver secure, reliable and high-quality software through automated testing, CI/CD, observability and performance-focused engineering standards.
• Diagnose and resolve complex production, integration and performance issues using logging, tracing, metrics and debugging tools.
• Own solutions end-to-end, from technical design and development through to deployment, production support and continuous improvement.
• Collaborate with Product, Architecture, Security and Platform teams to deliver business outcomes and influence technical direction.
• Provide technical leadership through mentoring, stakeholder engagement, knowledge sharing and driving engineering excellence across teams.

About You

You have strong Full-Stack Software development technology experience with a priority focus on Backend delivery. Combined with excellent stakeholder management, engagement and presentation skills, you thrive in a role that is autonomous yet collaborative while working in an Agile team embedded in CI/CD best practice. You understand customer needs and use this knowledge to advise development teams and product Managers on best engineering solutions in line with Tech capabilities and ability to manage multiple sprint priorities as required.

Essential Skills & Technologies:

• Advanced backend engineering expertise across Java, Kotlin, Node.js, REST APIs, microservices and Domain-Driven Design, with the ability to build scalable, resilient and high-performing solutions.
• Strong experience designing cloud-native architectures using AWS, Azure, Docker and Kubernetes, with end-to-end ownership of services in production environments.
• Deep knowledge of event-driven architecture, including Kafka, Redis Streams, enterprise messaging patterns and asynchronous processing at scale.
• Secure, reliable and quality-focused delivery through automated testing, CI/CD, observability, performance tuning and modern software engineering practices.
• Proven use of AI-assisted engineering tools, including GitHub Copilot, to accelerate development while maintaining strong security, governance and engineering standards.
• Technical leadership, sound engineering judgement and strong communication skills, with experience mentoring engineers, influencing stakeholders and driving continuous improvement across teams.

Nice to have: Cloud, security, API, AI or Agile certifications with a commitment to continuous learning. Experience developing frontend applications using React.js or similar frameworks Hands-on experience with AWS serverless platforms, modern backend frameworks and enterprise API management tools. Strong understanding of AI model selection, token optimisation and cost-effective AI solution design. Experience building AI agents, leveraging GitHub Copilot and applying emerging AI technologies, including RAG and agentic patterns.

We’re amongst the top 2% of companies globally in the CDP Global Climate Change Index 2023, being awarded an 'A' rating. If you want to work for a company that cares about sustainability, we want to hear from you.

As part of your application with Telstra, you may receive communications from us on [phone] (for job applications in Australia) and [phone] (for job applications in the Philippines and India). When you join our team, you become part of a welcoming and inclusive community where everyone is respected, valued and celebrated. We actively seek individuals from various backgrounds, ethnicities, genders and disabilities because we know that diversity not only strengthens our team but also enriches our work. We have zero tolerance for harassment of any kind, and we prioritise creating a workplace culture where everyone is safe and can thrive.

As part of the hiring process, all identified candidates will undergo a background check, and the results will play a role in the final decision regarding your application.

We work flexibly at Telstra. Talk to us about what flexibility means to you. When you apply, you can share your pronouns and / or any reasonable adjustments needed to take part equitably during the recruitment process. We are aware of current limitations with our website accessibility and are working towards improving this.

Should you experience any issues accessing information or the application form, and require this in an alternate format, please contact our Talent Acquisition team on [e-mail] or via the additional contact options found at www.telstra.com.au/careers/diversity-equity-and-inclusion/disability-employment. Updated contact: [e-mail].

We are committed to making it easy for everyone to apply. If you require accessibility support or adjustments during the recruitment process, please send an email to Disability and Accessibility inbox [e-mail]. In a business as big and diverse as ours, there’s a huge breadth of career paths available. Uncover opportunities, broaden your experience, and discover the many areas of our organization there is to explore.

We’re an iconic Aussie brand with a global footprint. From our earliest days in the Postmaster General’s Office to the Australian icon we are today, the heart of Telstra has never changed. We’ve always been committed to being a great place to work as we make the world a better place too. Working at Telstra, we all have a why. Whether it’s endless career opportunities, an amazing work-life balance or being able to make a difference, we all know why we’re motivated to be our best here. Our people find purpose and pride in being part of Telstra, because we support the things that matter most.

In a business as big and diverse as ours, there’s a huge breadth of career paths available. Uncover opportunities, broaden your experience, and discover the many areas of our organization there is to explore.

> Explore our teams https://www.telstra.com.au/careers/our-teams