Senior Software Engineer

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 2018, 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.

Currently, the Immutable Group consists of the Immutable Platform, the leading platform for building games on Ethereum powering successful games like RavenQuest and Immortal Rising 2, and Immutable Games, a global leader in web3 game development and publishing with leading titles Gods Unchained and Guild of Guardians.

Our ambition is to make digital worlds real; we have incredible global growth plans as the fastest growing gaming chain in 2024 with 250+ games signed, more than in all previous years combined.

A bit about the role :

As a Senior Software Engineer, you/'ll join a high-performing team building Immutable’s flagship product: Immutable Play

Immutable Play is our all-in-one platform that helps studios build, launch, and scale Web3 games globally with ease and security. Immutable Passport solves one of Web3 gaming’s biggest challenges, onboarding, by offering a secure, non-custodial wallet with passwordless sign-in and automatic wallet creation.

In this role, you/'ll be a strong fullstack engineer, there will be a focus on excellent frontend skills while still having hands-on exposure to backend systems. You/'ll work closely with product, design, and even our founders to shape key product decisions. Owning tooling, tech, and architecture with the freedom to move fast and focus on impact. We work in small, collaborative squads (3–4 engineers), often pairing or mobbing on tasks.

This opportunity is true product engineering. You’ll work closely with Product, Design, and Engineers, with a real seat at the table to help shape what we build. You don’t need Web3 experience, just strong engineering skills, a team-first mindset, and a curiosity for the future of digital ownership.

You/'ll Be Empowered To

- Work across Immutable Play- end-to-end platform for building and scaling web3 games (play.immutable.com)
- Focus on client-side components of Play, especially TypeScript, UI components
- Participate in team planning and product design sessions
- Help estimate and prioritise proposed features
- Work in an experimental environment, learning from customer feedback and iterating on products
- Tech Stack: Work across a range of bleeding-edge technologies: TypeScript, React, Next.js, Go, Node.js, AWS Lambda, PostgreSQL, Elasticsearch, Microservices, Event Oriented Systems, Terraform, gain exposure to Blockchain Development - Solidity, Use Cursor, the AI IDE to assist your productivity
- Experience or deep interest in taking active part in setting product direction for the team
- Engage with multiple diverse stakeholders, up to and including the Founders, to arrive at the best product decisions
- Work closely collaborating with your team members to ensure operational excellence for the services your team owns
- Continually work with your team to iterate on ways of working

We/'d Love You To Bring

- 6 + Full-Stack Software Engineering experience with extensive exposure to a product development environment
- Rapid prototype, passionate about delivering outstanding User Experience
- Startup experience is real bonus, energised by an ambiguous environment
- Think like a Product Engineer with solid product first approach
- Extensive front-end experience with TypeScript and React is a must
- Excellent back-end experience with Typescript (bonus for having Golang)
- Knowledge of System Design and designing a system that fulfils both user and business requirements.
- Experience in testing client-side applications at different levels (unit, component, app) is a must
- A passion for delivering fantastic products to users with care and empathy
- Solid verbal and written communication skills, allowing you to communicate effectively across a range of stakeholders
- You are comfortable using AI tools to assist developments
- The ability to teach best practices to junior team members
- Have worked in a start-up or high-growth tech environment, where you’ve worn multiple hats and thrived in ambiguity
- Knowledge or an interest in the Web3 space

Bonus Point For

- Exposure to back-end engineering with AWS is highly desirable
- Familiarity with blockchain technologies or Web3 technologies (e.g. experience with Ethereum, smart contracts, or crypto wallets)

We are proud of the benefits that we offer for all of our employees globally. Here is a snapshot:

Attracting the best global talent:

We commit to paying globally competitive salaries and contributions & 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.

Levelling 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 access to 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

Additional Information:

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 2025 Circle Back Initiative Employer – we commit to responding to every applicant.

*A note to recruitment agencies: Our internal team has this role covered, so there is no need to reach out - We don/'t accept unsolicited agency resumes and are not responsible for any fees related to unsolicited resumes. Thank you

Join us in shaping the future of web3 gaming

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