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Senior Blockchain Architect (Remote - EMEA) at Jobgether. This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Blockchain Architect in EMEA.. This role provides a unique opportunity to shape the architecture and technical strategy of advanced blockchain solutions, with a focus on Bitcoin and EVM-compatible ecosystems. You will guide development squads, evaluate complex systems, and ensure scalability, security, and decentralization across projects. The position combines hands-on architectural design with strategic oversight, allowing you to influence the adoption of emerging technologies while collaborating with a global, fully remote team. Your insights will directly impact both technical direction and business outcomes, making this role highly visible and mission-critical. Continuous research, mentorship, and innovation are central to the environment, offering scope to leave a lasting mark on the blockchain space.. . Accountabilities. . Architect blockchain solutions leveraging the company’s products and ecosystem capabilities.. . Assess, improve, and validate existing or in-progress system architectures for security, scalability, and decentralization.. . Identify and resolve technical challenges, providing guidance to development squads to ensure alignment with architectural principles.. . Conduct research on emerging blockchain technologies and propose relevant enhancements to systems.. . Inform stakeholders about technical risks, trade-offs, and their potential business impact.. . Provide regular updates on product development, costs, budgets, and architectural decisions.. . Review and contribute to codebases when necessary, ensuring best practices in smart contract development, gas optimization, and security.. . . . 5+ years of experience in the Web3 space, with recent focus on blockchain architecture.. . 4+ years hands-on experience with Solidity, including deep understanding of EVM opcodes.. . Proficient in Java, with experience analyzing complex codebases and contributing code when required.. . Additional knowledge of Rust and JavaScript is highly desirable.. . Strong understanding of Bitcoin: consensus rules, p2p networking, transaction formats, UTXO model, Bitcoin Script, and layer-2 solutions including Lightning Network.. . Expertise in applied cryptography: ECDSA, Schnorr signatures, hash functions, Merkle trees, multisig, and threshold schemes.. . Experience designing secure protocols and auditing smart contracts for vulnerabilities.. . Familiarity with consensus algorithms (Nakamoto, PBFT, Gasper) and Sybil control mechanisms (PoW, PoS, dPoS).. . Proven problem-solving skills and the ability to assess technical decisions in terms of business impact.. . Excellent communication skills to explain complex technical concepts to both technical and non-technical audiences.. . Ability to work effectively in a diverse, global, fully remote team.. . BSc/BA in Computer Engineering or equivalent experience.. . Fluent English; Spanish is a plus.. . . Company Location: United Kingdom.