8 of 8 Contract Blockchain Jobs in the UK

Blockchain Architect +6 months + +£(Apply online only) a day +Inside IR35 +Fully remote working We're seeking a Blockchain Architect to define and deliver the architecture for next-generation blockchain-based KYC and identity verification solutions. The role involves designing distributed frameworks that enable secure, transparent, and compliant customer data exchange within the financial services domain. About the … Role The Blockchain Architect will define the design and framework for distributed ledger solutions supporting secure customer data exchange and digital identity verification. You will be responsible for the development and deployment of blockchain solutions to securely manage customer onboarding data and transaction verification - working collaboratively with the existing team to ensure project milestones and deadlines are met. Key Responsibilities … Define the architecture for blockchain-based KYC and identity verification systems. Design smart contracts and distributed workflows integrated with AI-based onboarding platforms. Collaborate with AI, compliance, and engineering teams to ensure alignment with regulatory standards and data protection requirements. Provide technical leadership , guiding the team in best practices for scalability, interoperability, and security. Communicate complex blockchain concepts and strategies More ❯

scalable, performant web applications with server-side rendering and API integrations. React Native: Ability to develop and maintain mobile apps across iOS and Android platforms. Web3 (Preferred): Familiarity with blockchain, smart contracts, and decentralised applications is a plus. Strong proficiency in modern JavaScript/TypeScript, component-based architecture, and responsive design. Experience in CI/CD pipelines, testing practices, and More ❯

is partnering with a leading investment bank on an exciting new venture, which is due to kick off in 2026. They're building a Digital Assets Division focused on Blockchain, Ethereum, and cutting-edge digital solutions. To kick things off, they're assembling a small, elite team and are on the lookout for experienced Solidity Developers who can help shape More ❯

dOpus is partnering with a leading investment bank on an exciting new venture, which is due to kick off in 2026.They’re building a Digital Assets Division focused on Blockchain, Ethereum, and cutting-edge digital solutions. To kick things off, they’re assembling a small, elite team and are on the lookout for experienced Solidity Developers who can help shape More ❯

Role: Blockchain Architect Type: Contract (6 Months) Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client) Payrate: £435 - £522 per day Inside IR35 on UMB £327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based digital identity (KYC/AML) and … alignment with compliance teams. Essential Experience: Proven expertise in Ethereum, Hyperledger, or Corda. Direct experience in Financial Services (especially KYC/AML ). Deep understanding of data privacy and blockchain interoperability. Strong ability to influence and drive consensus among diverse teams. This is an urgent vacancy with a deadline where the hiring manager is shortlisting for an interview immediately. Please More ❯

Role: Blockchain Architect Type: Contract (6 Months) Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client) Payrate: £435 - £522 per day Inside IR35 on UMB£327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based digital identity (KYC/AML) and … alignment with compliance teams. Essential Experience: Proven expertise in Ethereum, Hyperledger, or Corda. Direct experience in Financial Services (especially KYC/AML ). Deep understanding of data privacy and blockchain interoperability. Strong ability to influence and drive consensus among diverse teams. This is an urgent vacancy with a deadline where the hiring manager is shortlisting for an interview immediately. Please More ❯

Role: Blockchain Architect Type: Contract (6 Months) Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client) Payrate: £435 - £522 per day Inside IR35 on UMB £327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based digital identity (KYC/AML) and More ❯

Rust Engineer | Fully remote | 550-650 per day - B2B Contract We are partnering with an advanced cryptography team operating at the forefront of blockchain infrastructure. They are seeking an experienced Rust Engineer to join their engineering team. This is a rare opportunity to work on cutting-edge cryptographic systems powering the next generation of confidential smart contract capabilities. What You … threshold key generation, threshold decryption, and protocols for secure distributed environments Optimizing system performance, debugging complex distributed behaviours, and ensuring fault tolerance Building interfaces that connect cryptographic infrastructure to blockchain layers Collaborating closely with researchers, cryptographers, and protocol engineers Supporting users and contributing to the broader confidential computing ecosystem What We're Looking For 4+ years professional software engineering experience More ❯