https://jobs.co.uk/job/blockchain-architect-cbsbutler-holdings-limited-trading-as-cbsbutler--42a40a9d-c220-4c47-acd4-342a7b826bae RSS feed for Blockchain Architect at CBSbutler Holdings Limited trading as CBSbutler. en-gb Tue, 07 Jul 2026 12:11:55 GMT https://jobs.co.uk/job/blockchain-architect-cbsbutler-holdings-limited-trading-as-cbsbutler--42a40a9d-c220-4c47-acd4-342a7b826bae https://jobs.co.uk/job/blockchain-architect-cbsbutler-holdings-limited-trading-as-cbsbutler--42a40a9d-c220-4c47-acd4-342a7b826bae Sun, 05 Jul 2026 23:00:00 GMT Location: City of London | Salary: £500 - £550/day | Type: Contract | Blockchain Architect +9 months + +Fully remote working +Inside IR35 +-500 - -550 a day We are seeking a hands-on Blockchain Architect to lead the design, development, and delivery of enterprise-grade blockchain solutions. This role combines architecture leadership with active engineering involvement, driving solutions from concept through PoC to production. You will work closely with data, cloud, and DevOps teams to deliver secure, scalable, and compliant distributed ledger solutions. The role: Lead end-to-end design and architecture of blockchain solutions (consensus models, data structures, APIs, security frameworks). Evaluate and select blockchain platforms (Ethereum, Hyperledger Fabric, Corda, Polygon, Avalanche) based on business needs. Define architecture blueprints including node design, data flows, and enterprise integration (ERP, CRM, APIs). Design token models, identity frameworks, and smart contract architectures. Contribute hands-on to development of smart contracts (Solidity, Chaincode, DAML, Rust) and core components. Build PoCs, reference implementations, and production-grade blockchain applications. Define and implement API layers and integ... Contract