Senior Platform Engineer

Join our dynamic team at Cuscal Limited as a Senior Platform Engineer. In this pivotal role, you will leverage your expertise in platform engineering to drive the development and optimization of our cutting-edge payment solutions. You will collaborate with cross-functional teams to design scalable architectures and enhance system performance.As a Senior Plat…

Cuscal Limited seeks a Senior QA Engineer based in Sydney to help maintain high standards across its software products. This role centers on identifying, analyzing, and resolving defects, working closely with teams throughout the company. Role overview The Senior QA Engineer takes responsibility for software quality by collaborating with colleagues to detect issues early and ensure thorough testing. Improving and refining testing processes forms a significant part of this position. What you will do Work with cross-functional teams to locate and analyze software defects Drive the resolution of issues to maintain product quality Suggest and implement improvements to existing testing processes Location This position is based in Sydney.

Location: Sydney, Australia (Hybrid, 3 days per week in office) Relevance AI develops technology that helps teams delegate complex work to AI agents. The platform allows organizations to build and manage intelligent agents, streamlining workflows and supporting collaboration and decision-making in a single environment. Clients include well-known companies such as Canva, Databricks, Confluent, Autodesk, Lightspeed, Rakuten, Aveva, Qualified, and Activision Blizzard. Relevance AI is backed by Bessemer Venture Partners, Insight Partners, Peak XV, and King River Capital. The company completed its Series B funding in April 2025 to accelerate growth in agentic automation. With headquarters in San Francisco and Sydney, the team values curiosity, collaboration, and execution. In 2025, LinkedIn recognized Relevance AI as Australia’s #1 Startup. Role overview The Senior Staff Software Engineer will join the Chat team in Sydney. This team manages the conversational interface of the Relevance AI platform, connecting users with AI agents, productivity tools, and research workflows. The Chat system relies on a scalable back-end to support real-time, intelligent user interactions. What you will do Set technical direction and lead execution for the Chat team Collaborate with product, engineering, and go-to-market teams to deliver enterprise-grade features and back-end systems Design complex systems and influence architectural decisions across teams Create solutions that shape customer experiences directly Why this role matters Engineering at Relevance AI pushes the boundaries of the AI workforce, supporting everything from individual creators to large-scale deployments. This role helps make AI more accessible, reliable, and production-ready for organizations worldwide.

We are seeking a dynamic and experienced Software Engineering Manager to lead our talented team of software engineers at KPMG Australia. In this pivotal role, you will be responsible for driving innovation and delivering high-quality software solutions that align with our strategic objectives. You will oversee the development process, mentor team members, and collaborate with cross-functional departments to ensure project success.

Join our innovative team at Speechify as a Software Engineer focused on platform development. In this role, you will collaborate with cross-functional teams to design, develop, and implement high-quality software solutions that enhance our platform's capabilities and user experience.

Join Lendi Group as a Mid-Level Software Engineer and be a key player in our dynamic tech team. You will be responsible for developing innovative software solutions that enhance our platform and improve user experience. Collaborate with cross-functional teams to design, implement, and maintain high-quality software applications.

Join Canva as a Senior Full Stack Software Engineer for an exciting 12-month fixed-term contract. In this role, you will leverage your expertise in Python and React/TypeScript to create innovative software solutions that empower our users around the globe. Collaborate with a talented team of engineers and designers to build scalable applications that enhance user experience and drive engagement.

Join Canva as a Senior Software Engineer on our Cloud Compute Team, where you will play a pivotal role in designing, developing, and maintaining our cloud infrastructure. You will leverage your expertise in Golang and Kubernetes to build scalable and efficient solutions that empower millions of users worldwide.As part of a dynamic and innovative team, you will collaborate with cross-functional teams to enhance our cloud services, ensuring reliability and performance. This is a fantastic opportunity for passionate engineers who thrive in a fast-paced environment and are eager to contribute to a product that is revolutionizing design.

Join Escrow.com, the largest and most trusted online escrow service globally, where buyers and sellers depend on us to securely handle their funds during high-stakes transactions. Whether it's domain names, vehicles, or entire businesses, we facilitate seamless buying and selling experiences.We are currently seeking a Senior Full Stack Software Engineer to become part of our team in Sydney.Unlike mega-cap technology firms where your contributions may feel insignificant among thousands, and unlike startups where you may grapple with ephemeral projects devoid of mentorship, Escrow.com is the ideal middle ground. We are a right-sized organization where you can forge genuine connections with your colleagues while still having the resources to innovate without fear.Here, you won't be just another cog in the machine. Our work revolves around engaging and complex real-world challenges that have tangible impacts. You will tackle a diverse array of global internet-scale problems, allowing you to grow your skills in a cross-functional environment.As a member of our team, you will not only design, build, and deploy scalable features but also make a direct impact on millions of users worldwide. You'll engage in architecting web applications, writing optimized SQL for extensive data sets, structuring extensible data and application logic, and crafting high-quality APIs using a combination of open-source tools and premium commercial software.Our technology stack includes Python-based Flask (alongside some Golang) microservices, React.js for front-end development, and traditional SQL RDBMS systems, all powered by Amazon Web Services. You have the flexibility to choose your operating system for your company laptop—most of our developers prefer Ubuntu Linux, but all options are welcome!To thrive in this role, you should possess:Proficiency in several web development languages, including Python, Golang, PHP, Node.js, or Ruby.Experience with relational databases and SQL, preferably MySQL.A background or interest in scalable web engineering.The ability to collaborate within an agile team environment, consistently delivering value to customers.Familiarity with Linux.Experience in developing SaaS products.Cloud computing experience, preferably with AWS.Strong written and verbal communication skills.A keen sense of ownership with the ability to self-manage.Excellent troubleshooting and creative problem-solving skills.Experience in designing and implementing complex software systems.Previous experience in mentoring or training junior developers.

About Ticketek Entertainment GroupAt Ticketek Entertainment Group, we are dedicated to creating unforgettable fan experiences. As a premier global entity, we specialize in ticketing, promoting, and delivering live events that resonate with audiences worldwide. In a fast-paced, distraction-filled world, we believe nothing surpasses the thrill of real-life interactions. Our mission? To enrich lives through live experiences!Our portfolio encompasses our Fan Experience Platform, Ticketek, which not only sells tickets but also offers a suite of value-added services. Additionally, we engage in event promotion across various sectors including Sports (TEG Sport), Touring (TEG Touring), and Family Experiences (TEG Experiences). Our digital enterprise, Ovation, is dedicated to providing seamless, data-driven solutions for our fans and partners.About the Role:As a Senior Android Engineer on our Agile Scrum team, you will spearhead technical design and ensure code quality, while also mentoring junior developers. Collaborating closely with architects and leadership, you will guide the team’s technical strategy and guarantee the delivery of superior software solutions.Your Daily Responsibilities:Lead and mentor a high-performing development team within an Agile/Scrum framework, working with business stakeholders to align technical delivery with commercial objectives.Architect and optimize high-speed, scalable applications in a serverless AWS environment (Lambda, Kinesis), ensuring optimal performance and swift resolution of technical issues.Oversee the entire SDLC—from requirements gathering to deployment—by collaborating with cross-platform teams and investigating the latest AI technologies to enhance the Android ecosystem.Maintain rigorous quality standards through thorough peer reviews, proactive bug-fixing, and ongoing maintenance of existing client applications to ensure stability and adherence to best practices.Work with stakeholders and cross-functional engineering teams to define, develop, and sustain robust client applications that adapt to evolving business requirements.

Join us at Freelancer as a Software Engineering Manager, where you will lead dynamic teams of engineers in driving our mission forward.This role is not for the faint-hearted or those seeking a mundane corporate job. If you are a high achiever looking to make a difference, eager to collaborate with top talent and thrive without constant supervision, this position is tailored for you.Unlike being just another number at a mega-cap technology firm, or getting lost in the shuffle of a startup, at Freelancer, you have the opportunity to tackle a diverse range of global challenges that genuinely matter. Here, your contributions will have a significant impact, and you will rapidly enhance your skills in a meritocratic environment that promotes from within.Our mission is to create one billion jobs, making a real difference in people's lives around the globe. At Freelancer, you will engage with a wide array of engineering challenges across our platform. We are an Alexa top 1000 site with a modern frontend stack utilizing Angular, TypeScript, and RxJS, and our backend supports a vast global marketplace encompassing messaging, payments, translations, file services, and a notification system that delivers millions of notifications each hour. We deploy code to production multiple times daily.

About LEAPLEAP Legal Software stands at the forefront of innovation in Legal Practice Management Solutions globally, forming part of ATI, one of the largest international LegalTech firms. With over three decades of expertise, our dedication to curiosity and continuous improvement has led us to redefine productivity tools for legal professionals and their teams. Our mission is to ‘Help lawyers who help people’, and our industry-leading software is utilized by more than 71,000 lawyers within small to medium-sized law firms.As a member of our dynamic international team of high achievers, you will thrive in a rapidly evolving technology environment. Join over 1000 talented and driven ‘LEAPsters’ collaborating across Australia, Canada, the United States, the United Kingdom, the Republic of Ireland, Poland, and New Zealand.Meet the Family Law TeamOur Family Law division is dedicated to creating exceptional software solutions tailored for family law practitioners. This unique team is pioneering a new structural approach at LEAP, focusing on customized products designed for specific legal verticals. Comprised of seasoned legal experts, developers, designers, and operational specialists, we leverage the insights of in-house Australian Family Lawyers to shape our product direction, complemented by a robust client feedback system.Your ResponsibilitiesAs a Family Lawyer, you will collaborate closely with a Senior Software Engineer to leverage your family law expertise, ensuring our clients’ needs are met effectively. You will take the lead on a vital family law product within the team, managing the product backlog and roadmap, and ensuring that all developments align with the requirements of our users, customers, and internal stakeholders. Your contributions will be instrumental in delivering impactful features that advance our overarching goal of “helping lawyers who help people”. The products you help create will empower your colleagues in family law, setting them apart in their field.Key Responsibilities:Collaborate with internal teams to gain a comprehensive understanding of LEAP Family Law products and documentation needs.Create and refine online knowledge articles for the product.Draft Release Notes for Product Updates.Exhibit a profound understanding of the needs of family law practitioners, providing ongoing feedback to shape product development.Compose legal content for product use.Conduct product testing and provide clear feedback and direction.Engage in ongoing QA testing as required.Ensure...

At Riot Games, we prioritize the player experience above all else. Our dynamic team in Sydney works collaboratively with teams around the globe to develop cutting-edge game features and technology for an exciting unpublished R&D project. From backend systems to client features and performance tools, we are committed to creating the frameworks that enhance both player and developer satisfaction. As a Senior Software Engineer, you will play a pivotal role in developing metagame systems and features that contribute to a new gameplay experience in R&D. You will collaborate with a cross-functional team of producers, designers, and fellow engineers to define and implement scalable, high-performance solutions that enhance player engagement beyond gameplay.

Role Overview Canva is seeking a Senior Engineering Manager focused on Ecosystem Integrations and Solutions. This position is based in Sydney. What You Will Do Lead a skilled engineering team building integration solutions that expand and strengthen the Canva ecosystem. Guide strategic initiatives from conception through delivery, ensuring products align with user needs and company goals. Champion high standards for product quality and team performance. About the Team The Ecosystem Integrations and Solutions group develops features and connections that help Canva users work seamlessly across platforms and tools.

About OkendoAt Okendo, we believe that satisfied customers are the most effective marketers. Our mission is to forge deeper connections between consumers and their favorite brands through our innovative customer marketing platform.Okendo empowers Shopify brands to accelerate growth and enhance efficiency by fostering brand loyalty and maximizing customer lifetime value. Our integrated platform, complete with unique offerings for Reviews, Referrals, Quizzes, Loyalty, and Surveys, is trusted by over 16,000 Shopify brands to transform one-time buyers into devoted Superfans.Position OverviewAs a Senior Backend Engineer, you will join our Product Engineering team to enhance the Okendo platform, emphasizing engineering excellence with a product-oriented approach. You should have a solid grounding in software development principles and a demonstrated ability to produce clean, efficient code. Collaborating with cross-functional teams, you will design, develop, and implement software solutions that address business needs. Your responsibilities will include troubleshooting, testing, and deploying software while adhering to established coding standards and best practices.Our Tech Stack:Frontend:- Vue for embeddable widgets and consumer-facing components- Angular for merchant administration- React integrated with ShopifyBackend:- We utilize a serverless architecture on AWS, relying heavily on API Gateway for our APIs, CloudFront for CDN, and S3 for storage- Lambda (running Node.js) for computing tasks- DynamoDB serves as our primary data store, with replication into Redshift for reporting and OpenSearch for search and aggregation- SQS and SNS are employed for queueing and messagingLanguages & Tools:- Terraform for Infrastructure as Code- TypeScript is our selected language for the full stack- VS Code serves as our IDE- Jira facilitates our Scrum processesYour Impact:KnowledgeGain a comprehensive understanding of our system architecture, including the services utilized within our tech stack.Demonstrate proficiency in product features and their application.Understand team processes and standards.Showcase proficient technical expertise and problem-solving abilities.Possess a basic understanding of the organization and cross-functional teams.Delivering ResultsDevelop, test, and deploy software solutions effectively.Decompose intricate tasks into manageable parts.Estimate task durations and manage timelines efficiently.Plan and organize code modifications systematically.Identify potential impacts of solutions and engage key stakeholders.

Join Mable, a key player in the Attain Healthtech Group, where we are committed to transforming the care and support sector for individuals with disabilities and older Australians. Our mission is clear: to foster positive change through technology that empowers our clients to achieve better outcomes.As part of the Mable team, you will work in a vibrant, high-performing environment that prioritizes innovation and reliability, contributing to the enhancement of our healthtech platform.About the RoleWe are looking for a Senior Full-Stack Engineer with a strong emphasis on backend development. You will be integral in delivering reliable functionality and ensuring our platform remains stable through thoughtful problem-solving. Your expertise will help us tackle complex backend challenges and innovate technical solutions, enhancing the efficiency and resilience of our platform.

Join Stripe as a Software Engineer Intern and immerse yourself in the world of technology and innovation. As an intern, you will collaborate with experienced engineers on impactful projects that enhance our platform's capabilities. This role offers a unique opportunity to learn and grow in a fast-paced environment while contributing to real-world solutions.

The Storage Engines team is at the forefront of developing WiredTiger, an advanced open-source storage engine. WiredTiger leverages contemporary hardware architectures and sophisticated software algorithms to deliver exceptional performance for complex applications. Our team is responsible for maintaining a pluggable protocol for MongoDB storage engines and offers a robust framework for handling concurrent, transactional access to data within a MongoDB database instance. We pride ourselves on fostering a culture of inclusivity, diversity, and teamwork. As a member of our team, you will play a crucial role in designing and maintaining the connection between various server components, integrating the query system and distributed replication system with the underlying storage engines. Your responsibilities will include enhancing our transaction management, scaling the codebase, and bolstering server resilience and availability. We are eager to connect with candidates located in Sydney who are interested in our hybrid work model.

Location: Sydney, Australia (Hybrid, 3 days in office per week) Role overview The Staff Software Engineer on the Builders team at Relevance AI leads technical projects that shape the platform’s core builder experience. This team focuses on developing and refining features such as the agent builder, tool builder, and workforce builder. These features allow customers to create, manage, and automate AI-driven workflows within the platform. This position offers broad scope to design complex systems and influence architectural decisions. The role involves collaborating closely with product managers, other engineers, and go-to-market teams to deliver enterprise-level capabilities and maintain reliable back-end systems. The work here directly supports a wide range of customers, from individual builders to organizations scaling AI solutions worldwide. Engineers in this role see the impact of their contributions quickly, as updates reach customers within hours. The Builders team’s efforts help make AI accessible and production-ready for a growing user base. What you will do Provide technical leadership within the Builders team Design and implement features for agent, tool, and workforce builders Collaborate with product, engineering, and go-to-market teams Drive execution of projects that deliver enterprise-grade reliability Influence architectural decisions across teams and systems Work environment This is a hybrid role based in Sydney, requiring three days per week in the office. Relevance AI values curiosity, teamwork, and decisive action. The company supports a collaborative environment where engineers can see the results of their work quickly and contribute to making AI more dependable for customers.

About UsAt UpGuard, we strive to simplify the lives of security teams by delivering powerful solutions that enable organizations to identify, evaluate, and mitigate cybersecurity risks across their attack surfaces, vendor networks, workforce, and trust relationships. Our cutting-edge cyber risk posture management platform seamlessly integrates extensive security ratings, immediate risk assessments, customizable security questionnaires, threat intelligence capabilities, and intelligent AI, providing our clients with a comprehensive overview of their risk landscape.Our Product team at UpGuard consists of dedicated professionals in Product Management, Product Support, Engineering, Design, Data Leak Detection, and Third-Party Risk Management Services. We aspire to lead the Cyber Vendor Risk Management (VRM) space by offering a superior SaaS platform that empowers organizations to effectively manage their third-party risks and external attack surfaces. Our mission is to develop a product that our users will not only love but depend on, continuously enhancing its features and functionality.Position OverviewWe are looking for talented Software Engineers at various levels to join our dynamic Product Engineering team as we experience rapid growth and expansion.As Software Engineers at UpGuard, you will engage deeply with the fast-paced and increasingly critical domain of cybersecurity. Your work will involve presenting data in innovative and insightful ways, creating integrated solutions that have a direct impact on the security postures of our global clientele. We tackle challenges such as high throughput, massive concurrency, and big data processing, reflecting the caliber of engineers we are eager to welcome to our team.In this role, you will collaborate within a cross-functional team that values rapid iteration, teamwork, and efficiency. Together, we will deliver exceptional customer value swiftly while ensuring security and reliability at every phase. We prioritize clean code, thoughtful design, and engineers who are as passionate about the product as they are about the technology behind it.