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Senior Fullstack Php Software Engineer jobs in Sydney· Page 6

Results 101–120 of 685 for “Senior Fullstack Php Software Engineer” in Sydney.

685 jobs found

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Airwallex logo
Full-time|On-site|AU - Sydney

About AirwallexAirwallex is a cutting-edge, unified payments and financial platform designed specifically for global businesses. Our unique blend of proprietary infrastructure and innovative software empowers over 200,000 businesses worldwide—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—to manage everything from business accounts …

Jan 28, 2026
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Canva logo
Full-time|Remote|Sydney

Join Canva's innovative team as a Senior Software Engineer specializing in Java, where you will contribute to our cutting-edge AI initiatives. We are looking for a passionate developer who thrives in a fast-paced environment and is eager to help shape the future of design technology. In this role, you'll be responsible for designing, implementing, and optimizing robust software solutions that enhance user experience and drive efficiency across our platform.

Oct 1, 2025
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Anduril Industries logo
Full-time|On-site|Sydney, New South Wales, Australia

Anduril Industries is a pioneering defense technology firm dedicated to enhancing U.S. and allied military capabilities through innovative technology. By integrating the expertise, technology, and business models of the 21st century's most forward-thinking companies into the defense sector, Anduril is revolutionizing the design, construction, and sales of military systems. Our advanced suite of systems is powered by Lattice OS, an AI-driven operating system that transforms vast data streams into a real-time, 3D command and control center. As we navigate a new era of strategic competition, Anduril is committed to delivering state-of-the-art autonomy, AI, computer vision, sensor fusion, and networking technology to the military in record time.At Anduril Australia, we are at the forefront of developing unmanned systems for subsurface and other domains, leveraging unsupervised autonomy to provide long-endurance, multi-mission capabilities to our clients. Our projects, including the Extra Large Autonomous Undersea Vehicle (XL-AUV) Program, require seasoned Senior Site Reliability Engineers with extensive experience in modern software development, delivery, and sustainment toolchains. The Senior Site Reliability Engineer will utilize their expertise to swiftly architect, design, deliver, support, and evolve the toolchains necessary for the next generation of autonomous systems.

Mar 18, 2026
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Palantir Technologies logo
Full-time|On-site|Sydney, Australia

Join a Revolutionary CompanyPalantir Technologies is at the forefront of crafting innovative software that transforms how organizations leverage data for critical decision-making and operational efficiency. Our cutting-edge platforms empower partners to tackle complex challenges, from developing life-saving pharmaceuticals to predicting supply chain disruptions and aiding in the recovery of missing children.Position OverviewAs a Forward Deployed Software Engineer (FDSE), you will engage directly with clients to swiftly identify their most pressing challenges and devise data-driven solutions. Our clients depend on Palantir’s technology for their essential operations, often starting with open-ended inquiries such as “What is causing our flight delays?” or “How can we enhance our detection of money laundering activities?” In this role, you will utilize your analytical skills, creativity, and technical expertise to help organizations harness their data for meaningful impact. You will gain unique insights into pivotal industries and institutions.FDSEs operate similarly to startup CTOs, working in small, agile teams with considerable autonomy, overseeing the full lifecycle of high-stakes projects. Your responsibilities may include collaborating on architectural designs with fellow engineers, managing vast datasets, developing custom web applications, engaging with customer executives, and formulating strategic plans for your team.If you're aspiring to be an entrepreneur or a leader in engineering, Palantir offers an unparalleled environment with exceptional colleagues to foster your growth. You'll learn to dissect complex problems and comprehend the implications of various solutions. You'll explore new technologies and programming languages, and even contribute to their development. Working independently within a supportive community will enable you to make impactful decisions as you evolve professionally.

Sep 5, 2024
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Lorikeet logo
Full-time|On-site|Sydney, Australia HQ

Join Our Innovative Team at LorikeetAt Lorikeet, we are revolutionizing customer support through cutting-edge AI technology tailored for complex sectors such as fintech, healthtech, marketplaces, and delivery services.Our mission is to automate support responses using transparent and customizable AI solutions, enabling support teams to focus on engaging with intricate cases rather than being bogged down by repetitive tickets. By liberating teams from reactive support, we empower them to offer personalized concierge services to their customers.We bring together a talented team, leveraging the expertise of industry veterans like Jamie from Google’s generative AI team and Steve from Stripe, along with professionals from renowned companies such as Canva, Atlassian, Dropbox, and Dovetail.Our company is scaling rapidly with a robust customer base, substantial revenue, an exciting roadmap, and a strong sales pipeline. We have successfully raised over USD 50 million from prestigious VCs and angel investors, including QED, Blackbird, Square Peg, and several industry leaders.Our Esteemed Clients Include:The largest telehealth company in Australia,The leading bank for teens in the US,One of the top NFT marketplaces by trading volume,A prominent Web3 gaming company,...and numerous enterprise clients handling over a million support tickets annually.Why Work With Us?Engineering-Driven Culture: Our technical founders foster an environment where most team members write code. Every engineer is empowered to take ownership of challenges and implement impactful solutions.Collaborative Work Environment: We pride ourselves on a warm, mature, and flexible culture that values teamwork. Located in our inviting Surry Hills office, we prioritize efficiency and adaptability to accommodate our team members' diverse needs.

Jan 29, 2026
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Anduril Industries logo
Full-time|On-site|Sydney, New South Wales, Australia

Anduril Industries develops technology for defense applications, focusing on tools that enhance military operations. The company’s Lattice OS platform brings together large data streams into a real-time, 3D command and control center. Teams at Anduril contribute expertise in autonomy, AI, computer vision, sensor fusion, and networking to deliver new defense systems quickly. This Integration and Test Engineer (Software) position is based in Sydney and centers on supporting hardware-focused capabilities for multi-domain unmanned systems, especially Autonomous Underwater Vehicles (AUVs). The role covers the full product lifecycle, from initial architecture and design through delivery, ongoing support, and future upgrades. Work involves both software and hardware, with a strong focus on practical testing and integration. Key responsibilities Collaborate with multidisciplinary engineers and specialists throughout the design, integration, and testing phases of AUV projects. Assist in designing and integrating subsystems and components for AUVs, emphasizing electrical systems and software. Develop, build, and operate integration environments to advance system capabilities. Write software to automate testing for hardware and software systems, including creating test frameworks and tools for data analysis. Debug and resolve issues related to electrical and software integration. Prepare, review, and execute test plans for internal teams and clients to evaluate AUV platforms and new features. Provide expert support for test operations, including pre-mission testing, vehicle tasking, and results analysis. Support field activities such as debugging, repairs, operation, and maintenance of AUVs. Travel to field sites for nearshore and offshore testing, up to 20% of the time.

Apr 24, 2026
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Riot Games, Inc. logo
Full-time|On-site|Sydney, Australia

At Riot Games, our engineers possess a wealth of expertise in specialized technical domains while also relishing the chance to engage in diverse areas. As an Engineering Manager within Riot, you will unify organizational objectives by crafting a compelling engineering vision and delivering innovative solutions for organizational structure. You will also act as a mentor to a talented team of engineers, monitoring their performance and fostering their professional development.VALORANT represents Riot’s innovative approach to character-driven tactical shooting games. To learn more about VALORANT, click here.In your role as the Manager of Software Engineering for the VALORANT team, you will not only be involved in coding but will also guide your team members in advancing their careers while helping the team achieve its product and technical milestones. As a pivotal leader in our Core Services team, you will oversee a group of engineers focused on enhancing the construction, delivery, and operation of VALORANT's global services platform. You will spearhead the creation of new services, drive ongoing enhancements to existing services, establish standards and frameworks to elevate service development across VALORANT, and refine the tools and pipelines utilized for deploying and managing these services. Close collaboration with technical teams at Tencent will be essential to optimize service delivery and operations in China, bridging gaps in developer experience and platform performance between Tencent and Riot regions. You will report directly to the Senior Manager of Engineering for VALORANT in Sydney.This is a full-time position based in Sydney, Australia.

Mar 26, 2026
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Canva logo
Full-time|Remote|Sydney

Join Canva as a Backend Software Engineer focused on enhancing our product features. Work remotely within Australia and New Zealand, contributing to a collaborative and innovative team. You will play a pivotal role in developing scalable backend systems using Java, ensuring our platform remains robust and efficient.

Dec 1, 2025
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Quantium logo
Full-time|On-site|Sydney

Who is Quantium?Quantium stands as a global leader in the realms of data science and artificial intelligence. Founded in Australia in 2002, our team comprises over 1,200 professionals across 14 locations, uniting diverse capabilities in product development and consulting services to empower businesses in harnessing the value of data and analytics. We collaborate with some of the world's largest corporations to create a smarter, more insightful future.Role SummaryAs a Senior Platform Engineer, you will play a pivotal role in shaping Quantium's enterprise AI and cloud initiatives. Your contributions will influence the design, construction, and delivery of intelligent platforms and comprehensive AI solutions for some of Australia’s most esteemed organizations. This highly visible position allows your technical expertise and architectural insights to directly impact how major clients develop, scale, and operationalize AI-driven systems.You will engage with the entire platform engineering stack—from cloud infrastructure and data pipelines to AI/ML serving layers and application integration—collaborating with client architecture, data science, and security teams to support critical technical decisions. Proficiency in AWS is essential for this role, enabling you to leverage that expertise along with your broader platform and full-stack engineering skills to guarantee practical, scalable, and production-ready deliveries.This role combines deep platform engineering skills with a collaborative consulting approach, making it ideal for individuals who excel in complex enterprise environments, foster strong stakeholder relationships, and transform technical architecture into tangible outcomes.How You Will Make an Impact:Contribute to the design and implementation of enterprise-scale AI and cloud platforms, guiding technical direction across infrastructure, data engineering, ML serving, and application layers.Participate in collaborative efforts with stakeholders to ensure successful project outcomes.

Apr 8, 2026
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Sierra logo
Full-time|On-site|Sydney

About UsAt Sierra, we are revolutionizing the way businesses engage with their customers by creating a platform that enhances human interactions through AI technology. With headquarters in San Francisco and offices rapidly expanding in cities like Atlanta, New York, London, Paris, Madrid, Munich, Singapore, Japan, and Sydney, we are committed to fostering a collaborative and innovative environment.We operate under core values that shape our culture: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These principles guide our actions and reinforce our commitment to excellence.Founded by industry leaders Bret Taylor and Clay Bavor, Sierra is backed by extensive experience in technology and product innovation. Bret has held key positions including co-CEO of Salesforce and CTO of Facebook, while Clay has a strong background at Google, leading projects like Google Lens and AR/VR initiatives.Your RoleDesign and Deliver Production-Grade AI Agents: You will create and deploy highly efficient, reliable, and user-friendly AI agents that are vital to Sierra’s growth. These systems are not prototypes; they are robust, scalable solutions utilized across various sectors including finance, healthcare, and commerce.Drive the Agent Development Life Cycle (ADLC): You will take full ownership of the development process, from initial pilot projects to deployment and ongoing refinement. Your role encompasses building, tuning, and enhancing AI agents in live environments, setting the benchmark for ADLC best practices.Collaborate with Enterprises and Startups: You will engage with leaders from major corporations to comprehend their significant business challenges and develop AI agents that revolutionize their operations. Additionally, you will partner with pioneering startups to embed innovative solutions.

Apr 13, 2026
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futuresecureai logo
Full-time|On-site|Sydney, Melbourne, Brisbane

Role overview futuresecureai is looking for a Lead AI Engineer - Software to drive the creation of software solutions built on advanced artificial intelligence. The role centers on developing and implementing AI strategies that help the business grow and operate more efficiently. What you will do Collaborate with engineers and data scientists to design, prototype, and launch products powered by AI Apply technical knowledge to projects that solve practical, real-world challenges Lead the development and rollout of AI solutions throughout the organization Location This position is available to candidates located in Sydney, Melbourne, or Brisbane.

Apr 28, 2026
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Ignition logo
Full-time|Hybrid|Sydney

About Us:Ignition, established in 2013, stands as the premier revenue and billing automation platform tailored for firms and agencies aiming to revolutionize their sales, billing, and payment processes. Our platform seamlessly automates proposals, engagement letters, invoicing, payments, and workflows, all powered by AI, enabling over 8,500 businesses to efficiently sell, bill, and receive payments for their services.With our clients managing relationships with more than 2.4 million customers and generating $13 billion in revenue through our platform, Ignition has a truly global footprint, with team members located across Australia, Canada, New Zealand, the Philippines, the US, and the UK.Core Values:Continuous improvementCollaboration over egoCollective intelligenceCustomer-first approachRole Overview:We are seeking a talented and experienced Senior Backend Engineer specializing in Ruby. In this role, you will take ownership of your work, express your viewpoints confidently, and support your opinions with thorough research and knowledge. Your primary responsibility will be to enhance and evolve our product through domain-driven design and the continuous deployment of high-quality code.Key Responsibilities:Work in concert with front-end developers and cross-functional teams to craft cohesive solutions that deliver valuable features at scale.Design and develop APIs, integrating data from various backend services and databases.Analyze data, processes, and code to diagnose issues and pinpoint areas for enhancement.Document data findings and communicate them to relevant stakeholders, including clients and leadership.Engage in ongoing education and training to stay abreast of best practices and to aid teammates effectively.Assist the Lead Developer in enhancing backend functionalities.Provide project guidance as necessary.

Mar 27, 2026
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Kasada logo
Full-time|On-site|Sydney

About KasadaBecome part of our mission to eliminate bad bots from the internet! At Kasada, we safeguard millions of online users daily. Established to combat automated bot attacks, we envision a secure internet for all. Bad bots wreak havoc; they hijack accounts, pilfer content, overwhelm systems, and contribute to billions in annual damages. Our goal is to restore trust in the internet by intercepting bots right at their first request, including those that are entirely novel.From humble beginnings in a shipping container beneath the Sydney Harbour Bridge, Kasada has expanded its reach globally, now protecting some of the world’s most recognized brands.We are a team driven by curiosity, unafraid to propose innovative solutions to complex problems. We seek individuals who are enthusiastic about addressing significant cybersecurity challenges while enjoying the journey!In this pivotal role, you will be instrumental in reshaping our data platform, transitioning it from a conventional ETL-based warehouse to a powerful, agile data architecture. Your primary objective will be to eradicate latency issues in our current system, propelling us towards a platform that supports rapid query performance for real-time portal metrics, as well as developing models for data science and internal diagnostics.You will collaborate closely with our Data Analytics, Customer-Facing Portal, and Data Science teams, constructing data solutions that enable them to uncover deeper insights and facilitate crucial business decisions. This position demands extensive collaboration; you will engage with diverse stakeholders to comprehend their requirements and design the necessary infrastructure and technologies, ingestion processes, and data applications to meet them. Whether enhancing a customer-facing dashboard or an internal diagnostic tool, you'll ensure our data is accessible, swift, and dependable, all while advocating for engineering excellence and shaping our technical future.

Mar 9, 2026
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Speechify logo
Full-time|Remote|Sydney, Australia

Speechify helps over 50 million people turn reading materials, PDFs, books, Google Docs, news articles, and websites, into audio. Our text-to-speech apps span iOS, Android, Mac, Chrome, and web. Google named us Chrome Extension of the Year, and Apple awarded us the 2025 Design Award for Inclusivity. Our fully remote team of about 200 includes engineers, AI researchers, and alumni from Amazon, Microsoft, Google, Stripe, Vercel, Bolt, and top academic programs. We work across time zones to build tools that make reading more accessible for everyone. Role overview Speechify’s AI division is looking for a Software Engineer focused on Data Infrastructure & Acquisition. This role centers on collecting and managing large-scale audio data to support model training. The team builds and maintains systems that create high-quality datasets at petabyte scale, balancing efficiency and cost. What you will do Find and source new audio data, then integrate it into our ingestion pipeline. Maintain and improve our cloud infrastructure for data ingestion, currently running on Google Cloud Platform and managed with Terraform. Partner with scientists to optimize for cost, throughput, and data quality, delivering large-scale datasets efficiently for new model development. Work with the AI team and company leadership to plan the dataset roadmap for future consumer and enterprise products. Location This position is based in Sydney, Australia.

Apr 20, 2026
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Escrow.com logo
Full-time|On-site|Sydney, New South Wales, Australia

Are you a passionate and experienced leader in software engineering ready to elevate your career? Escrow.com is on the lookout for an exceptional Software Engineering Team Lead to join our vibrant and fast-paced environment!This position offers more than just a standard role; it’s an opportunity to truly make an impact. If you are a high performer with the skills and drive to thrive in a dynamic setting, and you prefer not to be micromanaged, this could be the perfect fit for you.Joining a mega-cap tech corporation may leave you feeling like just another number, while a startup might not provide the mentorship you seek. At Escrow.com, part of the Freelancer group, we are the world’s largest online escrow service, executing on a global scale with a select number of high-impact teams. This role presents an exciting opportunity to grow your team, lead technical design initiatives, and influence a global product, with tremendous potential to fast-track your engineering leadership journey.You will encounter a diverse array of engineering challenges, gaining exposure to a broad spectrum of technologies across our operations. Our cutting-edge frontend stack includes React, TypeScript, and RxJS, with code deployed to production multiple times daily.

Nov 16, 2025
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Canva logo
Full-time|On-site|Sydney

Join Canva as a Senior Engineering Manager specializing in Security Platform Engineering. In this pivotal role, you will lead a talented team in designing and implementing robust security features that protect our users and their data. You will collaborate closely with cross-functional teams to drive security initiatives and enhance our platform's integrity.

Apr 30, 2026
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Lendi Group logo
Full-time|On-site|Sydney

Join our dynamic team at Lendi Group as a Mid-Level Software Engineer specializing in AI-driven fintech solutions. In this role, you will collaborate with cross-functional teams to design, develop, and implement innovative software solutions that enhance our financial technology offerings. Your expertise in software engineering and passion for AI will contribute to building products that revolutionize the lending experience.

Apr 7, 2026
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Endeavour Group logo
Full-time|On-site|Sydney

Join our dynamic team at Endeavour Group as a Senior Network Engineer, where you will play a pivotal role in designing, implementing, and maintaining our network infrastructure. Your expertise will help ensure seamless connectivity and optimal performance across our systems. You will collaborate with cross-functional teams to develop innovative solutions that enhance our network capabilities.

Mar 6, 2026
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Speechify logo
Full-time|On-site|Sydney, Australia

Role overview Speechify is hiring an iOS Core Product Software Engineer in Sydney, Australia. This role focuses on building and improving iOS applications that help users interact with content in new ways. The team values collaboration and creative problem solving. What you will do Design and develop features for Speechify’s iOS apps Work closely with teammates to deliver a smooth user experience Apply modern technologies to solve real user problems What we look for Experience developing iOS applications Interest in working on core product features Comfort working in a collaborative, creative environment

Apr 25, 2026
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Ofload logo
Full-time|On-site|Sydney, New South Wales, Australia

About Ofload and Our MissionThe FreightTech sector is an exhilarating domain, presenting a unique opportunity to revolutionize one of the largest industries worldwide. The Australian freight market is valued at $66 billion, yet it remains largely analogue with significant inefficiencies; for instance, 30% of truck journeys are made with no cargo. The networks are opaque, data is disjointed, and smaller transport operators struggle to compete with larger entities.At Ofload, we are dedicated to transforming the freight industry and ushering it into the digital age. We harness technology, data, and strategic collaborations to link an expanding portfolio of prestigious clients with efficient smaller transport operators. By minimizing empty truck journeys, enhancing visibility, and optimizing supply chains, we are leading the way towards smarter, more sustainable, and efficient operations that benefit both businesses and the environment.This is more than logistics; it's FreightTech—a technology-driven transformation of an industry that supports the economy and impacts everyone’s daily life.Why Join Ofload?Becoming a part of Ofload means joining a rapidly growing scale-up. You'll collaborate with driven individuals who are eager to challenge the status quo and make a tangible difference. Our team thrives on challenges, values open and honest feedback, and is dedicated to collective growth.We have secured over $100M in funding from some of the world’s leading investors—those who have backed companies like Canva, Revolut, and HelloFresh. Throughout our journey, we have received accolades for our innovation and workplace culture:Ranked #1: Deloitte Climate and Sustainability Award 2024 for our pioneering Carbon Analytics PlatformRanked #2: AFR BOSS Best Places to Work 2024 in Transport and ConstructionFeatured in AFR BOSS Fast100 List 2025 with the second highest revenueRecognized in Deloitte Fast50 for three consecutive yearsHighlighted in AFR FastStarters for three consecutive yearsAt Ofload, we blend the agility of a tech startup with the impact of addressing a substantial real-world challenge. If you are prepared to join a forward-thinking team reshaping the future of freight, we invite you to connect with us.The Role:We are on the lookout for a Senior Data Engineer to lead the development of our data platform from inception, determining how data is structured, flows, and ultimately influences decision-making across our organization.This is a genuine zero-to-one opportunity. You will transform fragmented, multi-source data into a scalable, real-time data warehouse that supports everything from business intelligence reporting to advanced analytics and AI initiatives.Your role will not be limited to following handed-down requirements; you will define the data strategy, take ownership of key metrics, and construct the pipelines that drive commercial success. Collaborating closely with Product, Engineering, Finance, and BI teams, you will be central to how the business interprets and utilizes data.

May 1, 2026

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