Principal Engineer
** About Us**
Immutable is a global technology company revolutionizing the gaming industry on Ethereum by providing a leading platform for game development. Incorporated in 2018, Immutable has swiftly achieved unicorn status in Australia, raising over AUD $300M+ with a valuation of AUD $3.5 billion.
The Immutable Group includes the Immutable Platform, known for successful games like RavenQuest and Immortal Rising 2, and Immutable Games, a key player in web3 game development with titles such as Gods Unchained and Guild of Guardians.
The goal is to make digital worlds a reality, with significant growth plans positioning Immutable as the fastest-growing gaming chain by 2024, with 250+ games signed.
About The Role
Immutable aims to support the successful launch of games utilizing cutting-edge monetization and growth tools. They are seeking a Principal Engineer to drive the future of player onboarding, discovery, and engagement. This role requires expertise at the confluence of product, data, and platform engineering.
The Principal Engineer will be pivotal in advancing the play.immutable.com platform, where players discover and engage with Web3 and Web2 games. Working closely with multiple teams, this role involves architecting systems, enhancing product velocity, and shaping a premier growth and game discovery platform. The position offers an opportunity to shape how games launch, grow, and retain players within the ecosystem through technical leadership.
Responsibilities
- Design and optimize Immutable Play's technical foundation, encompassing onboarding systems, personalized game discovery, and smart matchmaking.
- Collaborate with Product to drive the roadmap through data, user insights, and technical expertise to solve real challenges for studios and players.
- Influence long-term technical strategies while accelerating short-term product development.
- Drive the end-to-end delivery of core product features, prioritizing durability, scalability, and exceptional user experience.
- Develop systems supporting player acquisition, activation, and retention for both Web2 and Web3 games.
- Lead in experimentation frameworks, scoring systems, and targeting engines for rapid product-driven growth.
- Establish engineering best practices to boost performance, reliability, and operational efficiency across the team.
- Mentor engineers and enhance their skills through technical guidance, collaboration, and architectural coaching.
- Serve as a facilitator, streamlining processes, simplifying complexities, and enabling agile decision-making.
- Leverage product analytics, experimentation, and customer insights to refine features for optimal outcomes.
- Work closely with Data Science to devise models, define telemetry, and evaluate effectiveness.
- Translate intricate product requirements into clear actionable engineering decisions.
- Collaborate with various teams to understand studio workflows and identify avenues to aid game launches and progression.
- Communicate effectively to align engineering and product teams on trade-offs, risks, and strategies.
Requirements
- Over 8 years of experience in building scalable consumer or SaaS platforms with a focus on full-stack or backend development.
- Proficiency in technologies like TypeScript, React, Go, Node.js, AWS, or similar cloud-native stacks.
- Demonstrated track record in developing resilient distributed systems, experimentation frameworks, and high-performance user-facing products.
- A problem-solving mindset with the ability to link technical decisions to user outcomes.
- Background in contributing to product discovery, shaping problem definitions, and driving product-driven experiments.
- Excellent communication and collaboration capabilities, aligning teams towards common goals.
- Strong mentoring experience, leading architecture conversations, and enhancing engineering standards within a team.
- Disciplined in delivery, balancing prototyping, speed, and long-term quality.
- Comfortable in a fast-paced startup or scale-up environment emphasizing pace, ownership, and autonomy.
Preferred Qualifications
- Experience in growth engineering, experimentation platforms, or consumer discovery mechanisms.
- Background in gaming, game technology, or player lifecycle systems.
- Familiarity with Web3 technologies or digital asset ecosystems.
- History in developing or integrating AI-driven features, recommendation systems, or personalization engines.
Benefits
At Immutable, employee well-being is paramount, offering a range of benefits to support global team members:
- Competitive salaries, stock options, and insurance benefits for US employees.
- Flexible working arrangements to cater to varied preferences.
- Allowances for personal development courses and events.
- Health and wellness support, including counseling services.
- Parental leave policies, birthday leave, and additional annual leave days.
- Commitment to diversity and inclusion in the workplace.
Immutable is devoted to fostering an inclusive work environment, appreciating all outlooks for continued success. Applicants can expect a response through the 2025 Circle Back Initiative.
Kindly note, recruitment agencies are not required to submit unsolicited resumes for this role. Thank you for understanding.
Embark on shaping the future of web3 gaming with us!

