Latest Blockchain Architect Jobs

Digital Asset Custody - Operations Client Experience Lead - Citi

This role involves leading and overseeing the end-to-end post-transaction processes for digital assets, including strategic leadership, operational excellence, and continuous process improvement. The candidate will work closely with technology, product, and control teams to deliver superior client outcomes and drive innovation in blockchain-based settlements.

eFinancialCareers London, United Kingdom

On-site Permanent

Staff Security Architect

As a Staff Security Architect at Kraken, you will design and review robust security architectures, conduct thorough security assessments, and stay updated with the latest blockchain security trends. You will work in a highly technical, remote team, collaborating with various engineering teams across the company to ensure secure operational practices and secure the next generation of AI products.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

AI Agents Solutions Architect - Compliance

This role involves designing and deploying AI-powered compliance solutions, automating workflows, and building scalable analytics systems to enhance regulatory processes. The position requires expertise in Python, n8n, and AI techniques for text analysis and workflow automation, with a focus on maintaining regulatory compliance and data privacy.

Kraken London, United Kingdom, United Kingdom

Remote Permanent

Principal Security Architect

The Principal Security Architect is a senior technical role responsible for setting the security architecture direction at Copper, a leading provider of institutional digital asset infrastructure. The role involves reviewing and approving major changes, providing architectural assurance, and leading the security of signing infrastructure and multi-chain integrations. The position requires a deep understanding of cryptographic principles and blockchain security.

Copper London, United Kingdom

On-site Permanent

Senior Product Security Engineer

This role involves leading the secure development lifecycle for Blockchain.com’s core products, with a focus on integrating security into design, automating safeguards, and managing security debt. The engineer will conduct threat modeling, lead code audits in Java/Kotlin and TypeScript, embed AI-driven security tools, and collaborate closely with product teams to harden critical financial systems. They will also define security standards, drive incident response support, and translate technical risks into business decisions through metrics and governance.

Blockchain.com London, United Kingdom

Hybrid Permanent

Infrastructure Security Engineer

Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain has earned the trust of over...

Blockchain.com London, United Kingdom

Data Engineer

As a Data Engineer at Elliptic, you will design and optimize distributed data pipelines using Scala, Spark, and cloud technologies. You will collaborate with engineers, data scientists, and product teams to build reliable, scalable systems that process large-scale blockchain and off-chain datasets, ensuring accuracy and efficiency in data-driven decision-making.

Elliptic London, United Kingdom, United Kingdom

Hybrid Permanent

Solutions Consultant - APAC (Hong Kong)

This role involves working closely with compliance teams at crypto exchanges, financial institutions, and fintechs in the APAC region to understand their needs and demonstrate how Elliptic’s AML and risk mitigation solutions can address their challenges. Key responsibilities include leading product demos, managing PoCs, and translating technical concepts into commercial benefits.

Elliptic United Kingdom

Hybrid Permanent

Dev Ops Engineer

DevOps Engineer | BTCCLocation: LondonContract Type: Full-Time, PermanentWorking Model: On-siteLanguages: English & Mandarin (mandatory)Industry: Cryptocurrency / Blockchain / FintechAbout BTCCFounded in 2011, BTCC is one of the world’s longest-running cryptocurrency exchanges, committed to delivering secure, transparent, and high-performance digital asset...

BTC Capital Markets Ltd Chaucer, United Kingdom

Sales Engineer, Banking

This role involves leading technical pre-sales engagements with major banks across Western and Central Europe, focusing on digital asset integration. The Sales Engineer will design and deliver proofs of concept, respond to RFPs, and translate complex banking requirements—such as custody, settlement, and compliance—into secure, scalable Fireblocks solutions. Deep engagement with technical and executive stakeholders in highly regulated environments is central to the role.

Fireblocks United Kingdom €80,000 – €110,000 pa

Hybrid Permanent

General Manager, Licensed Payments Services

The General Manager will lead the buildout and scaling of Fireblocks Payment Services, a licensed payments entity focused on stablecoin and crypto-payments. Key responsibilities include developing the go-to-market strategy, driving the product roadmap, and coordinating cross-functional teams to deliver a secure and compliant payments platform for enterprise clients.

Fireblocks London, United Kingdom

On-site Permanent

Tech Lead

Tech LeadThe Role - What will you be doing?Join a rapidly growing team to help BCB build and scale our products and deliver them to clients. We're seeking a candidate with strong expertise in software engineering, microservices architecture, and cloud...

BCB Group London, United Kingdom

Senior Manager, Engineering-Clustering & Exposure

This role involves leading two high-performing engineering teams responsible for foundational blockchain data systems—clustering addresses to real-world entities and tracing the movement of funds across blockchains. The position focuses on re-architecting real-time exposure systems, evolving clustering infrastructure, and driving AI-first development in a mission-critical environment. It requires deep technical leadership, hands-on problem solving, and close collaboration with data science and product stakeholders.

Chainalysis London, United Kingdom

Remote Permanent

Staff Security Engineer, Product Security

As a Staff Product Security Engineer, you will lead the security efforts for Chainalysis' SaaS offerings, working closely with product and platform engineering teams. Your responsibilities include conducting security reviews, performing penetration testing, managing the Vulnerability Disclosure Program, and driving SOC2 compliance initiatives. You will also contribute to the security of internal AI platforms and participate in on-call rotations for high-severity incidents.

Chainalysis United Kingdom

Remote Permanent

Head of Software Engineering

Company OverviewZodia Custody is an institution-first digital assets platform backed by Standard Chartered, in association with Northern Trust, SBI Holdings, National Australia Bank, and Emirates NBD. Through the combination of its wallet, yield and settlement solutions, Zodia Custody enables institutional...

Zodia Custody London, United Kingdom

Hybrid