Language: English (Advanced proficiency) Nice-to-Have Skills Experience with fintech platforms or blockchain-based UIs Proficiency in JavaScript/TypeScript frameworks (e.g., Angular, Vue.js) Exposure to Rust or Solana Previous work on API-driven front-ends or complex UI/UX projects Additional Requirements Eligibility: Candidates must have the right to live and work in the UK. Work Arrangement More ❯
remote-first, async team. You take initiative, solve problems quickly, and care about product quality. Bonus Points Professional experience with Go. Familiarity with multi-chain ecosystems (EVM chains, L2s, Solana, etc.). Strong grasp of API development: REST, token-based auth, error handling, etc. Experience building or contributing to Web3 projects (personal or commercial). Enjoy helping others succeed-whether More ❯
premier exchanges, and groundbreaking startups. As part of the Flight Group, we operate at the forefront of innovation in marketing. Our clients include industry giants such as Coinbase, Tezos, Solana, Fuel Network, and Fabric Ventures. Flight3 proudly organises and manages the UK's leading Web3 event. More ❯
leveraging a comprehensive understanding of the blockchain landscape. Preferred Qualifications Active open-source contributions in core protocol engineering (such as Firedancer, Reth, Lighthouse, Geth, ). Direct involvement in the Solana ecosystem, with contributions to Solana's runtime, scheduler, or other core systems. Active engagement with the blockchain security research community, evidenced by contributions to open-source projects, publications, or presentations More ❯
two Senior Back-End Blockchain Developers to join a UK-based B2B trading platform leveraging blockchain technology. You will develop and maintain the platform's back-end, focusing on Solana/Rust for blockchain integration, platform security, business logic, and database management. This is a full-time, 12-month contract role with a preference for hybrid work in the UK. … Remuneration: £7,500-£9,000 per month (£90,000-£108,000 per year) Remuneration Frequency: Monthly Country of Resource: United Kingdom Responsibilities Build and maintain back-end systems, including Solana/Rust programs for blockchain integration. Implement secure business logic, platform security, and database management. Collaborate with front-end and product teams to support fintech and blockchain functionality. Required Skills … and Experience Solana: Minimum 4 years of experience Rust: Minimum 4 years of experience API Integration: Minimum 6 years of experience Blockchain: Minimum 6 years of experience Software Development: 10+ years of professional experience Platform Security and Databases: 7-10+ years of expertise Language: English (Advanced proficiency) Nice-to-Have Skills Experience with DeFi Blockchain Proficiency in Node.js or More ❯
Location San Francisco, CA Employment Type Full time Location Type Hybrid Department Product About Sky Mavis Sky Mavis is building the future of gaming. We're the creators of Axie Infinity, the most successful Web3 game ever, and Ronin, a More ❯
modern libraries and architecture, including Apollo GraphQL for networking, Room for local storage, and Slack's Circuit framework to structure our Compose-driven UI. We've built our own Solana Kotlin library in-house to interface directly with the blockchain. The codebase is about three years old and we're entering a phase of rapid growth. Android is a critical … performance and reliability across a broad range of Android devices, ensuring a smooth experience even on entry-level hardware. Improve and maintain core systems related to security and blockchain (Solana) integration. Participate in code reviews, testing, and iterative improvements to keep the codebase high-quality and scalable as we grow. What we're looking for You're an experienced engineer … early and you're happy to put something out there when it's 70% done. Bonus points Experience in fintech or the payments industry. Familiarity with GraphQL and the Solana blockchain (or other blockchain technologies). An eye for smooth, delightful Jetpack Compose animations and UI polish. Proven skills in Android performance optimization, especially with Jetpack Compose. Compensation, Perks & Benefits More ❯
