Senior Software Engineer

Immutable

8+ Years | Sydney NSW, Australia (Remote) | Full Time | 4 months ago

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Job Summary

Immutable is seeking a Senior Software Engineer to join their Immutable Passport team. This role involves developing and evolving a non-custodial wallet and authentication solution for Web3 gaming, focusing on secure and seamless player onboarding. You will work across the full stack, contributing to a secure, multi-chain, multi-coin wallet product. The role requires technical thought partnership, with deep expertise in Web3, Golang, and TypeScript, influencing strategic and architectural decisions. Responsibilities include building and evolving the Immutable Passport platform, contributing to multi-chain support and smart contract development, collaborating with stakeholders, and leveraging technologies like AWS Lambda, PostgreSQL, React, Node.js, Terraform, and event-driven microservices. The role emphasizes experimentation, user feedback, and operational excellence.

Must Have

8+ years of engineering experience
Strong Golang and TypeScript experience
Building and testing client-side applications
Writing clean, efficient, testable code

Good to Have

React and front-end styling experience
Empathy-driven communication
Mentoring junior engineers
Passion for user-first development
Startup or scale-up experience
Interest in Web3

Perks & Benefits

Globally competitive salaries
Employee Stock Options
US Employees: Medical and 401K Insurance
Flexible working model
USD $500 WFH allowance
USD $600 per annum for internet/phone
Up to USD $1,350 per annum for learning
Free online courses via Udemy
USD $800 per year for health and wellbeing
24/7 counselling via EAP Service
Monthly subsidy/discount with ClassPass
1-year free membership to Breethe
12 weeks paid parental leave
Additional 6 weeks for birthing parent
Miscarriage Leave
Extra leave for IVF treatments
2 additional paid annual leave days
Paid day off for birthday

Job Description

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. 🚀

About The Role 🤔:

As a Senior Software Engineer on the Immutable Passport team, you'll join a high-performing and passionate group focused on solving one of Web3 gaming’s biggest challenges: secure and seamless player onboarding. Immutable Passport is our non-custodial wallet and authentication solution that simplifies onboarding through passwordless sign-in and automatic wallet creation.

You’ll work across the full stack, contributing to the development of a secure, multi-chain, multi-coin wallet product. You’ll act as a technical thought partner, helping guide strategic and architectural decisions with deep expertise in Web3, Golang, and TypeScript.

This role offers a high degree of autonomy in tech choices and product direction, collaborating closely with cross-functional stakeholders—including the Founders. We're looking for builders who thrive in collaborative squads, enjoy experimenting, and want to shape the future of Web3 gaming.

You'll Be Empowered To 🎮

Build and evolve Immutable Passport, our end-to-end wallet and authentication platform for Web3 games
Work extensively with Golang and TypeScript (front-end and back-end) a must
Contribute to multi-chain support
Contribute to smart contract development
Collaborate with diverse stakeholders across the business to make impactful product decisions
Leverage technologies like AWS Lambda, PostgreSQL, React, Node.js, Terraform, and event-driven microservices
Participate in team planning, product design, estimation, and prioritisation
Experiment, iterate based on user feedback, and strive for operational excellence
Champion engineering best practices and support continuous team improvement

We'd Love You To Bring 🤝

8+ years of engineering experience in a product-driven environment
Strong hands-on experience with TypeScript (both frontend and backend) and Golang is a must have
Proven experience building and testing client-side applications (unit, component, integration)
A track record of writing clean, efficient, testable, and maintainable code
Working knowledge of React and front-end styling is a plus
Empathy-driven communication and the ability to work across varied stakeholders
Experience mentoring and sharing best practices with junior engineers
Passion for user-first product development and operational excellence
Startup or scale-up experience is a plus
Keen interest in Web3 and a willingness to learn fast

Bonus Points For ✅

Experience or enthusiasm for Web3 gaming
Exposure to Web3 client-side libraries like ethers.js, wagmi, WalletConnect, and RainbowKit
A working knowledge of smart contract development and Solidity

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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