Blockchain jobs in United Kingdom

Helius is a leading developer platform on the Solana blockchain, dedicated to inspiring and accelerating the creation of crypto-powered software. Customers like Coinbase, Jupiter, and Phantom use Helius to power their applications on Solana.

We’ve raised over $34m from Haun Ventures, Founders Fund, Foundation Capital, 6th Man Ventures, Reciprocal Ventures, Chapter One and angel investors including Solana co-founders Anatoly Yakovenko and Raj Gokal, and Balaji Srinivasan. Our team members have previously built mission-critical, scalable infrastructure at AWS, Coinbase, Stripe, Google, Digital Ocean, and more.

Read our Helius Manifesto to see how we work and what we value.

We’re looking for a Rust Engineer to help build and scale the backend systems powering Helius’ developer platform. You’ll work on distributed, high-performance infrastructure that supports millions of blockchain transactions and helps shape how developers build on Solana.

This role is ideal for someone with Rust experience who’s eager to grow, work on challenging problems, and gain exposure to both blockchain technology and high-scale backend engineering.

• Build and maintain backend services in Rust, focusing on scalability and performance.

• Integrate new features into existing infrastructure with support from senior engineers.

• Debug, profile, and tune performance in high-scale production environments.

• Collaborate cross-functionally with product and frontend teams to integrate features and unblock development.

• Participate in code reviews and contribute to team technical discussions.

• Establish and maintain monitoring, alerting, and security best practices for the systems you own.

• Learn and grow your Rust expertise through hands-on experience and mentorship.

• Proficiency in Rust is required.

• 2+ years building or maintaining production systems.

• Strong understanding of distributed systems and database fundamentals.

• Ability to work autonomously, move fast, and deliver high-quality code.

• Strong communication and collaboration skills in a fast-paced startup environment.

• Bonus: Web3 or blockchain experience or familiarity with Solana.

• High-impact work: Your code will power applications used by millions across the Solana ecosystem, including Coinbase, Jupiter, and Phantom.

• Cutting-edge tech: Build with React, Next.js, Go, and web3 systems - plus get hands-on exposure to Rust and blockchain infrastructure.

• Ownership & growth: Lead critical initiatives, mentor engineers, and influence architecture from day one.

• Remote-first flexibility: Work where you’re most productive, with flexible hours and a fully distributed team.

• Competitive comp & perks: Market-leading salary, meaningful equity, generous vacation, wellness budgets, and support for learning and travel.

• Mission-driven team: Join ambitious builders who move fast, take ownership, and are shaping the future of decentralized apps.