Software Engineer Fullstack

About Us Immutable is a global technology company, powering the leading platform for building games on Ethereum. We are on a mission to build the future of gaming by redefining how games are played and discovered. Founded in Immutable is one of the fastest Australian companies to hit unicorn status, having raised more than AUD $300M+ and a valuation of AUD $3.5 billion. About the role As a Software Engineer at Immutable, you'll join a high-performing, passionate team focused on building out our core platform for Web3 games. You will contribute to Immutable's flagship products, building the Immutable Play network. In this role you'll be a Fullstack Software Engineer with strong product thinking mindset and strong frontend attributes. You will have exposure to a variety of tools and work with a modern tech stack to achieve product goals. You don't need prior blockchain experience, just solid engineering fundamentals, great teamwork, and a great desire to learn about the future of gaming and digital asset ownership. You’ll Be Empowered To Deliver features for flagship products in Immutable Play and Immutable Passport areas that power our Web3 gaming platform. Work on Front‑end UX components (using TypeScript, NextJs, and React) while also gaining exposure to back‑end development. Collaborate with a diverse range of stakeholders (up to and including our founders) to drive the best product decisions. Work across a range of bleeding‑edge technologies and frameworks (TypeScript, NextJs, React, Go, AWS Lambda, PostgreSQL, Elasticsearch, microservices, event‑driven systems, Terraform) and use Cursor, the AI IDE to assist your productivity. Be part of a highly collaborative team environment that values pairing, knowledge‑sharing, and continuous improvement. Participate in agile team planning and product design sessions, contributing to Proof of Concept building and helping to estimate and prioritise features. Experiment and iterate on our products based on real user feedback to continuously improve the player experience. Knowledge of System Design and designing a system that fulfills both user and business requirements. Own the reliability and performance of the services your team builds, and strive for operational excellence (monitoring, automation, maintenance). Continuously refine and improve our team's engineering practices and ways of working together. We’d Love You To Bring 3+ years Full‑stack Software Engineering experience in a commercial product‑driven environment. Strong front‑end development skills with TypeScript and React, building rich user interfaces. Practical experience writing and maintaining tests for client‑side applications (unit, integration, and end‑to‑end testing). Excellent A/B testing experience. Good back‑end development skills with TypeScript and experience designing a system that fulfills both user and business requirements. Comfortable with context switching. A proven track record of creating and maintaining observability within your applications. Comfort working across the stack, adapting quickly and enjoying picking up new tools. Comfortable using AI tools to assist developments. Excellent problem‑solving abilities and a passion for delivering great products that users love. Strong communication skills and ability to collaborate effectively with engineers, product managers, and other stakeholders. Enthusiasm for the gaming industry and emerging technologies like blockchain / NFTs (you’re excited about the future of Web3 in gaming). Bonus Point For AdTech: data‑driven advertising, real‑time auctions, attribution. GameTech: player systems, rewards, LiveOps, game economies. MarTech: user segmentation, lifecycle journeys, automation, personalisation. Additional qualifications Have built your own functioning, full‑stack side project. Experience working in a start‑up or high‑growth tech environment, where you've worn multiple hats and thrived in ambiguity. Familiarity with blockchain or Web3 technologies (e.g., experience with Ethereum, smart contracts, or crypto wallets). Benefits Attracting the best global talent: We commit to paying globally competitive salaries and contributions and we share our products’ success through Employee Stock Options. We also support our US Employees with Medical and 401K Insurance. Our flexible working model blends the best of both worlds: Sydney‑based employees enjoy three days a week in our vibrant head office, while remote team members can work from home or utilise access to global office hubs via a WeWork All‑Access pass. We offer USD $500 WFH allowance to set up your home office and USD $600 per annum to put toward your internet and phone usage. Leavelling up your growth: We offer up to USD $1,350 per annum for any classes, courses or events to support your growth and development. Enjoy free online courses via Udemy. Helping you thrive: Enjoy USD $800 per year to put toward your health and wellbeing. Get 24/7 access to unlimited counselling for you and your family when you need it through our EAP Service. Monthly subsidy and discounted rate with ClassPass, including a 1‑year free membership to Breethe. Leave when you need it the most: New parents receive 12 weeks of paid leave in our gender‑neutral offer. The birthing parent also gets an additional six weeks of leave for rest and recovery leading up to and after birth. We also offer Miscarriage Leave and extra leave for IVF treatments. Enjoy 2 additional paid annual leave days at the end of the year and a paid day off for your birthday. Immutable is committed to building and fostering an inclusive, diverse workplace. We believe in incorporating everyone's perspectives and experiences as this has been a significant driver of our success so far. We are a Circle Back Initiative Employer – we commit to responding to every applicant. Join us in shaping the future of web3 gaming #LI-Remote #J-18808-Ljbffr